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Advanced
Construction
Material
Assignment – 01
Question And Answers
AVANCHA MADHU CHARY
M.DESIGN – BUILDING AND INFRA
M.DESIGN – BUILDING AND INFRA 2
01)Explain the importance of ‘Concrete’ as the advance construction
material
• Concrete is a composite material composed of fine and
coarse aggregate bonded together with a fluid cement (cement
paste) that hardens (cures) over time.
• Concrete is the third-most-used substance in the world after water,
and is the most widely used building material.
• Its usage worldwide, ton for ton, is twice that of steel, wood,
plastics, and aluminum combined.
• Concrete is used to provide strength, durability, and versatility
during the construction of a structure. These excellent properties
have made concrete a reliable and long-lasting choice of
construction companies for both commercial and domestic types of
construction.
Concrete is an important construction material because it offers
several advantages like:
Durability: Concrete is strong and durable, and it will have more
strength even if we exposure to various weather conditions and heavy
loads.
Versatility: Concrete can be molded into various shapes and sizes,
making it suitable for a wide range of construction applications.
Cost-effectiveness: Concrete is relatively cheap when compared to
other construction materials and can be produced locally, reducing
transportation costs.
Fire resistance: Concrete has good fire resistance, making it a safe
choice for building construction.it can resist fire so many hours to
caught in the building.
Sustainability: Concrete can be made using recycled materials and has
a long lifespan, reducing waste and environmental impact.
M.DESIGN – BUILDING AND INFRA 3
Ease of construction: Concrete can be poured into place, allowing for
quick and efficient construction.
These features make concrete a widely used and versatile
construction material that is essential for building infrastructure,
housing, and commercial structures.
02) what is the composition of concrete, explain in brief all
materials?
Concrete is made up of two components, aggregates and paste.
Aggregates are generally classified into two groups, fine and coarse,
and occupy about 60 to 80 percent of the volume of concrete. The
paste is composed of cement, water, and entrained air and ordinarily
constitutes 20 to 40 percent of the total volume.
A good mix is around 10 to 15 percent of cement, 60 to 75 percent
aggregate, and about 15 to 20 percent water.
• Cement: A powdery substance that acts as the binding agent and
hardens when mixed with water. The most common type of
cement used in concrete is Portland cement.
• Aggregates: Inert materials such as sand, gravel, and crushed
stone that provide bulk to the concrete mixture. They occupy
most of the volume of the concrete.
• Water: Used to mix the concrete and activate the chemical
reaction that causes the cement to harden.
• Admixtures: Optional components added to the concrete mixture
to improve its workability, strength, or other properties.
Admixtures can include air-entraining agents, plasticizers,
accelerators, and water-reducing agents.
• Reinforcement: Steel bars or mesh that are placed within the
concrete to increase its tensile strength and resist cracking.
When these components are combined, they form a durable, long-
lasting material that can be molded into various shapes and sizes for
construction applications. The proportion of these materials can be
adjusted to produce concrete with specific properties for different
construction requirements.
M.DESIGN – BUILDING AND INFRA 4
03)Enlist the different types of concrete & explain any 2 in detail
Concrete is employed for various projects starting from little
homemade comes to large subject field buildings and structures. It is
used for sidewalks, basements, floors, walls, and pillars at the side of
several alternative uses. Many sorts of concrete are utilized in the
development works.
Based on the variations in concrete materials and purposes, concrete
can be classified into three basic categories-
• Lime Concrete
• Cement Concrete
• Reinforced Cement Concretes
There are four concrete sorts to settle on from counting on the work
being done. Such as-
• Dry Ready Mix
• Ready Mix
• Bulk Dry Materials
• Transit Mix
There are other various types of concrete for different applications
that are created by changing the proportions of the main ingredients.
Such as:
• Regular Concrete
• High-strength Concrete
• Stamped Concrete
• High-Performance Concrete
• Self-consolidating Concretes
• Vacuum Concrete
• Shotcrete
• Roller-Compacted Concrete
• Glass Concrete
• Asphalt Concrete
• Rapid Strength Concrete
• Polymer Concrete
• Limecrete
• Light-Transmitting Concrete
M.DESIGN – BUILDING AND INFRA 5
Lime Concrete
Lime concrete uses Lime as the binding material. Lime is usually
mixed with surki and khoa or stones in the proportion 1:2:5 unless
otherwise specified. The khoa or stones are soaked in water before
mixing. Lime concrete is used mainly in foundation and terrace
roofing.
Advantages of Lime Concrete
•Lime concrete is cheaper than cement concrete.
•Lime concrete is more workable than cement concrete.
•Lime concrete has a lower heat of hydration, which makes it suitable
for mass concrete works.
•Lime concrete has good resistance to fire.
•Lime concrete has good resistance to sulfate attack.
Disadvantages of Lime Concrete
•Lime concrete has a lower strength than cement concrete.
•Lime concrete is not as durable as cement concrete.
•Lime concrete is susceptible to attack by frost.
Cement Concrete
Most engineering construction uses cement concrete composites as
the main building material. It consists of cement, sand, brick chips, or
stone chips of the required size. The usual proportion is 1:2:4 or
1:3:6. After mixing the required amounts of concrete materials, the
mix is cured with water for 28 days for proper strength building.
Cement concrete is a versatile construction material with a wide
range of applications. It can be used in structural applications such as
beams, columns, slabs, and foundations. It can also be used in non-
structural applications such as paving, curbing, and landscaping.
Cement concrete is also a popular choice for precast applications such
as pipes, paving stones, and sewer systems.
The main advantages of cement concrete are its strength, durability,
and fire resistance. It is also relatively low maintenance and can be
easily repaired if damaged. However, cement concrete is a relatively
heavy material and can be difficult to work with. It is also susceptible
to cracking and can be damaged by extreme weather conditions.
M.DESIGN – BUILDING AND INFRA 6
04)Explain the importance of Glass Fibre Reinforced Concrete
Glass fiber reinforced concrete (GFRC) is a type of composite material
that combines the strength and durability of concrete with the
flexibility and lightness of glass fibers.
This combination of materials results in a number of benefits and
makes GFRC an important material for various construction
applications.
•A high tensile strength than steel
•Non-combustible so it will not burn
•Thinner and stronger than plain concrete.
•Lightweight and tough materials also reduce the transportation
expense
•Allow for flexibility in design and reduce the impact on the
environment
•Improved strength, increases the capacity to bear seismic loads
•Less vulnerable to weather effects and it is more resistant to freeze-
melting than normal concrete
•High flexural strength as high as 4000 psi and it has a very high
strength-to-weight ratio
•Expensive equipment is not needed for poured or vibrated GFRC
with a face coat
•Doesn’t crack easily-it can be cut without chipping
•Uses less cement than equivalent concrete and also often uses
significant quantities of recycled materials
•GFRC concrete can be cast in thinner sections and is therefore as
much as 75% lighter than similar pieces cast with traditional concrete
In conclusion, GFRC is an important material in construction due to its
combination of strength, durability, flexibility, and cost-effectiveness.
Its versatility makes it a popular choice for use in a wide range of
construction applications, from architectural details to large-scale
structures.
M.DESIGN – BUILDING AND INFRA 7
05)What are the advantages of Ready mix concrete?
Ready mixed concrete is a customized product that is manufactured
to meet customer needs and specifications. This type of concrete is
created in specialized batching plants and is mixed professionally to
ensure customers receive the optimal blend that’ll help bring their
project smoothly to completion. There are countless benefits to ready
mixed concrete, and we’re here to tell you what they are.
•Quality products
•Ready mixed concrete is mixed in a controlled environment, which
means it is measured precisely and blended together with the best
materials available. Concrete is made from gravel, sand, water and
cement, and when mixed together, can be utilized for a wide array of
projects
•Fast construction
•Buying ready mixed concrete means there’s no fuss, once your
product has been delivered, you can begin construction immediately.
Whether you’re building a bridge, walls, flooring, stepping stones or a
dog kennel – ready mixed concrete allows you to speed up the
process because it has already been mixed.
•Zero waste
•Ready mixed concrete is made to meet your exact requirements, so
there’s zero waste. When a concrete structure is demolished, it can
be ground and recycled into small aggregates, which can be put to use
elsewhere – such as laying new foundations and backfill.
•Mixes can be customized
•Ready mixed concrete can be altered to ensure you receive a product
that’s perfect for the job at hand. If you require more or less of the
mix, let us know and we will advise and customize.
•Reduced dust pollution
•As ready mix is premixed and delivered to you onsite, dust pollution
is reduced because the concrete mix is already wet and dust is
managed responsibly during manufacture in batching plants.
M.DESIGN – BUILDING AND INFRA 8
•Reasonable prices
•Instead of buying all the individual elements that combine to make
concrete, you can purchase the finished product at a lower cost.
Concrete suppliers will buy in bulk and, therefore, can offer
reasonable prices.
•Time saving
•By turning to professionals who can mix, supply and deliver means
you can save yourself time because you won’t have to erect and
dismantle the equipment needed to make the concrete. Instead you
can order your concrete, arrange a delivery date and time, and get on
with your project on the day of arrival.
06)Write a short note on ‘High-density concrete’
High Density Concrete
High density concrete is a concrete having a density in the range of
6000 to 6400 kg/cu.m. High density concrete is also known as Heavy
weight concrete.
High density concrete is mainly used for the purpose of radiation
shielding, for counterweights and other uses where high density is
required. The high density concrete has a better shielding property, so
that it can protect harmful radiations like X-rays, gamma rays, and
neutrons.
High density aggregates are used to achieve heavy weight concrete.
Some of the high density aggregates are, barite, ferrophosphorus,
limonite, hematite, ilmenite, magnetite, goethite, steel punchings,
and steel shots. The point to remember is that in order to achieve
this type of concrete, high fixed water content is required.
Proportioning, mixing and placing of High Density Concrete:
• The mix proportions for these high density concrete is same as
that of normal concrete.
• Conventional method of mixing and placing is used in high density
concrete. The most important thing is to prevent overloading the
mixer especially when heavy weight aggregates such as steels are
used. Batch sizes should be reduced to 40 to 50% of the allowable
mixer capacity. Also avoid excess mixing because it will result in
workability and bleeding of concrete.
M.DESIGN – BUILDING AND INFRA 9
• Preplaced aggregate methods can be adopted when placing heavy
weight concrete. In this method the aggregates are placed in
forms , the appropriate grout made of cement, sand and water is
pumped over the placed aggregates, so that they can fill the voids
inbetween the aggregates. This method prevents the segregation
of coarse aggregates also reduces drying shrinkage and helps us to
achieve concrete of uniform density and composition.
• Puddling method can also be adopted. In this method, the mortar
is placed in forms of 2″ thick and the coarse aggregates are placed
over it and vibrated internally. Care should be taken that, the
coarse aggregates are distributed evenly.
• Pumping of heavy weight concrete can be adopted only the height
is limited. The heavy weight concrete cannot be pumped to larger
distances because of their greater densities.
07)Differentiate in between ‘Precast concrete’ and ‘Pre-stressed
concrete’
Precast concrete and prestressed concrete are both types of concrete
that are commonly used in construction. However, they have some
important differences:
1.Method of Production: Precast concrete is produced by casting
concrete elements in a factory or precast plant and then transporting
them to the construction site for assembly. Prestressed concrete, on
the other hand, is produced by first casting concrete elements and
then applying tension to the elements using high-strength steel wires
or strands.
2.Time of Tensioning: Prestressed concrete is tensioned before it is
used in construction, while precast concrete is not. The prestressing
process helps to improve the strength and stability of the concrete
and reduces the risk of cracking and other structural problems.
3.Applications: Precast concrete is commonly used in the
construction of walls, floor panels, and other building components,
while prestressed concrete is used in the construction of bridges,
buildings, and other structures where high strength and stability are
required.
M.DESIGN – BUILDING AND INFRA 10
4.Strength and Durability: Prestressed concrete has a higher
strength-to-weight ratio than precast concrete, as the prestressing
process helps to improve the strength and stability of the concrete.
This makes prestressed concrete ideal for use in applications where a
high degree of stability and strength is required, such as in bridges
and high-rise buildings.
5.Cost: Prestressed concrete is typically more expensive to produce
than precast concrete, as the prestressing process is more complex
and requires specialized equipment and materials. However, the
improved strength and stability of prestressed concrete can make it a
more cost-effective solution for some construction applications in the
long run.
Overall, precast concrete and prestressed concrete are both
important materials in modern construction, each offering unique
advantages and disadvantages. The choice between the two will
depend on the specific requirements of the construction project and
the desired balance between cost, strength, and durability.
08)Define the terms
1. Shot Crete concrete
2. Self-compacting concrete
3. Pervious Concrete
1. Shotcrete Concrete: Shotcrete is a type of concrete that is applied
using high-pressure air or steam. Unlike traditional concrete that
is poured into forms and then left to cure, shotcrete is applied to
a surface as a wet mix and then immediately compacted using
high-pressure air. This process allows for a thin layer of concrete
to be applied quickly and evenly over large areas, making it an
ideal choice for building repairs, surface reinforcement, and
tunnel lining.
2. Self-compacting Concrete: Self-compacting concrete is a type of
concrete that is designed to flow and compact under its own
weight without the need for vibration. This type of concrete is
M.DESIGN – BUILDING AND INFRA 11
made with a high volume of fine materials, such as fly ash or
ground granulated blast furnace slag, and is formulated to be
highly fluid, allowing it to flow and fill all voids in the formwork.
Self-compacting concrete is commonly used in the construction
of bridges, buildings, and other structures where high-quality
concrete is required, but access to vibrators is limited.
1. Pervious Concrete: Pervious concrete is a type of concrete that
allows water to pass through it, reducing the amount of runoff
generated during rain events. This type of concrete is made with
large coarse aggregates and very little fine material, allowing
water to seep through the pores between the aggregates and
into the ground. Pervious concrete is commonly used in
permeable paving systems, where the goal is to reduce runoff
and improve water infiltration into the soil.
09)Write down the advantages & disadvantages of concrete pavers
as outdoor flooring
Advantages of Concrete Pavers as Outdoor Flooring:
1.Durability: Concrete pavers are extremely durable and can
withstand heavy traffic and harsh weather conditions.
2.Variety of Colors and Designs: Concrete pavers come in a variety of
colors, shapes, and designs, allowing for a wide range of creative
options for your outdoor space.
3.Low Maintenance: Concrete pavers are low maintenance and can
easily be cleaned and sealed to maintain their appearance.
4.Cost-Effective: Compared to other types of outdoor flooring
materials, concrete pavers are relatively inexpensive.
5.Easy to Install: Concrete pavers are easy to install and can be laid on
a flat surface without the need for professional installation.
Disadvantages of Concrete Pavers as Outdoor Flooring:
1.Uneven Surface: If the pavers are not installed properly, they can
shift and create an uneven surface.
2.Cracking: Concrete pavers can crack over time, especially if they are
exposed to harsh weather conditions or heavy weight.
M.DESIGN – BUILDING AND INFRA 12
3.Staining: Concrete pavers can be stained by oil, grease, or other
substances, and can be difficult to remove.
4.Not suitable for frost-prone areas: Concrete pavers can be damaged
by freezing and thawing in areas with harsh winters, which can cause
them to become uneven and crack.
5.Limited Design Options: While there are many design options
available for concrete pavers, they may not have the same level of
design flexibility as other outdoor flooring options, such as natural
stone or wood.
10)What are the different outdoor deck materials? Explain any 2 in
brief.
There are several outdoor deck materials that you can choose from,
including:
1.Wood: Wood is a classic and traditional deck material that has been
used for centuries. It comes in a variety of species, including cedar,
redwood, and treated pine. Wood decks require regular maintenance,
such as staining or sealing, to protect them from moisture and insect
damage.
2.Composite decking: Composite decking is a popular alternative to
wood, as it is made from a combination of wood fibers and plastic. It
is low-maintenance, resistant to moisture, insects, and rot, and comes
in a variety of colors and textures.
3.PVC decking: PVC decking is made from 100% plastic and is another
low-maintenance alternative to wood. It is resistant to moisture,
insects, and rot and is available in a variety of colors and textures.
4.Aluminum decking: Aluminum decking is a durable and low-
maintenance option that is ideal for areas prone to moisture, as it is
resistant to rot, mold, and insects. It is also lightweight and comes in a
variety of colors and textures.
5.Stone or tile decking: Stone or tile decking is a unique and durable
option that provides a natural and timeless look. It is available in a
variety of materials, such as slate, granite, and travertine, and is ideal
for areas with heavy foot traffic or extreme weather conditions.
M.DESIGN – BUILDING AND INFRA 13
Composite decking and PVC decking in brief:
Composite decking: Composite decking is a popular alternative to
wood decking. It is made from a combination of recycled wood fibers
and plastic, and is designed to look and feel like natural wood.
Composite decking is low-maintenance, meaning it doesn’t require
staining, sealing or painting, and it is resistant to moisture, insects,
and rot.
PVC decking: PVC decking is a type of plastic decking that is made
from 100% plastic. It is a low-maintenance alternative to wood
decking that is resistant to moisture, insects, and rot. PVC decking
comes in a variety of colors and textures, and it is often used in areas
prone to moisture, such as near pools or hot tubs, as it is water-
resistant and does not absorb moisture. Additionally, PVC decking is
lightweight and easy to install.
11)What are the applications of artificial grass or turf?
Artificial grass or turf has a wide range of applications, including:
1.Sports Fields: Artificial grass is commonly used as a surface for
sports fields, including soccer, football, and baseball fields. It offers a
consistent playing surface that is not affected by weather conditions
and requires less maintenance than natural grass.
2.Landscaping: Artificial turf is often used as a landscaping material in
residential and commercial settings. It provides a green, low-
maintenance alternative to natural grass, especially in areas where
water is scarce or expensive.
3.Playgrounds: Artificial grass is commonly used in play areas, both
indoor and outdoor, for children. It provides a safe and soft surface
for children to play on and is easy to maintain.
4.Golf Courses: Artificial turf is used in many golf courses, including
putting greens and tee boxes, as it provides a consistent playing
surface and requires less maintenance than natural grass.
5.Rooftop Gardens: Artificial grass is often used as a low-
maintenance alternative for green roofs, providing an attractive and
functional green space.
6.Pets: Artificial turf is commonly used in dog parks and pet areas, as
it is durable, easy to clean, and safe for pets to play on.
M.DESIGN – BUILDING AND INFRA 14
7.Events: Artificial grass is often used as a flooring material for events
and exhibitions, as it provides a green and attractive surface that is
easy to install and maintain.
Overall, artificial grass or turf offers a versatile and low-maintenance
alternative to natural grass for a variety of applications, ranging from
sports and recreation to landscaping and events
12)Write comparison in between stone flooring and brick flooring
for outdoor use.
When it comes to outdoor flooring, both stone and brick are popular
options due to their durability and resistance to weather and wear.
However, there are some key differences between the two that may
make one a better choice for your specific needs.
Stone flooring is a versatile option that comes in a variety of
materials, such as granite, limestone, sandstone, and slate. Stone
flooring is generally more expensive than brick, but it is also more
durable and long-lasting. Stone flooring is also slip-resistant, making it
a good choice for areas around pools or in areas where there may be
moisture.
Brick flooring, on the other hand, is a more affordable option. It is
made from clay and is molded into uniform shapes and sizes. Brick
flooring is highly resistant to moisture, and it can last for decades with
proper maintenance. However, brick flooring can be slippery when
wet, so it may not be the best choice for areas with high foot traffic or
near pools.
When it comes to installation, brick flooring is generally easier and
faster to install than stone flooring. Stone flooring requires more
expertise and labor to install, as it is often heavier and requires a solid
foundation to support its weight.
In terms of aesthetics, both stone and brick flooring can add a natural,
timeless look to any outdoor space. Stone flooring often has a more
formal and sophisticated appearance, while brick flooring has a more
rustic and casual feel.
In conclusion, the choice between stone and brick flooring for
outdoor use depends on factors such as budget, durability,
M.DESIGN – BUILDING AND INFRA 15
maintenance, and personal preference. Both options have their own
unique benefits and drawbacks, and the best choice for you will
depend on your specific needs and preferences.
13)Write a short note on ‘Types of wooden flooring’
Wooden flooring is a popular choice for many homeowners due to its
natural beauty, warmth, and durability. There are several different
types of wooden flooring available, each with its own unique
characteristics. Some of the most common types of wooden flooring
include:
1.Solid hardwood: Solid hardwood flooring is made from one piece of
solid wood and is available in a variety of species, including oak,
maple, and cherry. It is sanded smooth, stained, and finished to
enhance its natural beauty.
2.Engineered hardwood: Engineered hardwood flooring is made up
of multiple layers of wood that are laminated together to form a
stable and durable surface. It is a good choice for areas where solid
hardwood is not suitable, such as basement floors or rooms with high
humidity levels.
3.Bamboo flooring: Bamboo flooring is a sustainable and eco-friendly
alternative to traditional hardwood flooring. It is made from the
bamboo plant and is known for its durability and resistance to
moisture.
4.Laminate flooring: Laminate flooring is a synthetic flooring option
that is designed to look like wood. It is made up of multiple layers of
materials, including a high-resolution image of wood, that are
laminated together to form a durable surface.
5.Parquet flooring: Parquet flooring is a type of wooden flooring that
is made up of small, geometric pieces of wood that are arranged in
intricate patterns. It is a popular choice for its classic, elegant look.
These are just a few examples of the different types of wooden
flooring available. The best option for your flooring will depend on
your design preferences, budget, and practical considerations such as
durability, maintenance, and resistance to moisture and wear.
M.DESIGN – BUILDING AND INFRA 16
14)Enlist the natural stones used for flooring.
Natural stone is a popular choice for flooring due to its durability,
natural beauty, and versatility. Some of the most common natural
stones used for flooring include:
1.Marble: Marble is a luxurious and elegant stone that comes in a
variety of colors and patterns. It is a popular choice for high-end
residential and commercial spaces.
2.Granite: Granite is a hard and durable stone that is available in a
range of colors and patterns. It is often used in areas that see a lot of
foot traffic and is ideal for outdoor flooring as well.
3.Limestone: Limestone is a soft and porous stone that is available in
a range of colors and textures. It is often used in residential and
commercial spaces, but is not recommended for high-traffic areas due
to its softness.
4.Slate: Slate is a durable and versatile stone that is available in a
range of colors and patterns. It is often used for outdoor flooring and
can be used in a variety of design styles.
5.Travertine: Travertine is a type of limestone that is available in a
range of colors and patterns. It is often used for flooring and can be
used in both residential and commercial spaces.
6.Sandstone: Sandstone is a durable and versatile stone that is
available in a range of colors and textures. It is often used for outdoor
flooring and is ideal for areas that see a lot of foot traffic.
7.Quartzite: Quartzite is a hard and durable stone that is available in a
range of colors and patterns. It is often used for flooring and is ideal
for high-traffic areas.
M.DESIGN – BUILDING AND INFRA 17
15)What are different types of flooring tiles & their available sizes?
There are several different types of flooring tiles available, each with
their own unique characteristics and benefits. Some of the most
common types of flooring tiles include:
1.Ceramic tile: This type of tile is made of clay and is one of the most
popular choices for flooring. It is available in a variety of colors,
shapes, and sizes, including square, rectangular, and hexagonal
shapes. Ceramic tiles are typically available in sizes ranging from 4
inches by 4 inches to 18 inches by 18 inches.
2.Porcelain tile: This type of tile is similar to ceramic tile, but it is
made from a denser material that is more resistant to moisture and
staining. Porcelain tiles are often used in areas with heavy foot traffic
and are available in sizes ranging from 12 inches by 12 inches to 24
inches by 24 inches.
3.Marble tile: Marble is a natural stone that is prized for its beauty
and durability. Marble tiles are available in a range of colors, from
creamy whites to deep grays, and are typically available in sizes
ranging from 12 inches by 12 inches to 24 inches by 24 inches.
4.Travertine tile: This type of tile is made from a type of limestone
that is characterized by its natural-looking veining and texture.
Travertine tiles are available in a range of colors and sizes, including
rectangular and square shapes, and are typically available in sizes
ranging from 12 inches by 12 inches to 18 inches by 18 inches.
5.Granite tile: Granite is a natural stone that is known for its
durability and resistance to wear and tear. Granite tiles are available
in a variety of colors, including black, white, and shades of grey, and
are typically available in sizes ranging from 12 inches by 12 inches to
24 inches by 24 inches.
These are just a few examples of the many types of flooring tiles that
are available. The size of the tiles you choose will depend on the size
M.DESIGN – BUILDING AND INFRA 18
of your room and your desired look, but generally, larger tiles can
help to make a space feel more open and spacious, while smaller tiles
can be used to create a more intricate design.
16)Write a short note on Glass flooring & its application
Glass flooring is a type of flooring made of tempered glass that is
used in various interior design applications. It provides a sleek,
modern look and can be used to add an element of light and
transparency to a space. Glass flooring can be used for interior spaces
such as balconies, walkways, staircases, and bathrooms.
Glass flooring is also a practical solution for rooms with low light
levels, as it allows natural light to pass through, creating a brighter
and more open space. Additionally, tempered glass is strong and
durable, making it a safe option for high-traffic areas.
In architectural design, glass flooring is often used to create a sense of
floating above the ground, giving the illusion of more space. It can
also be used to add a touch of luxury to a space, as well as provide an
interesting visual element.
Overall, glass flooring is a versatile and stylish option for those looking
to add a touch of modernity to their interiors. Its application depends
on the intended design style, durability and safety requirements, and
budget.
17)What are the advantages of composite/artificial stone over
natural stone?
Composite or artificial stone, also known as engineered stone, is a
type of flooring material that is made from a mixture of natural stone
and resin. It offers several advantages over natural stone, including:
1.Consistency: Artificial stone has a consistent color and pattern,
unlike natural stone, which can have variations and inconsistencies.
M.DESIGN – BUILDING AND INFRA 19
2.Durability: Artificial stone is highly durable and resistant to
scratches, stains, and cracks, making it a great option for high-traffic
areas.
3.Low maintenance: Artificial stone is easy to clean and maintain, and
does not require sealing or other special treatments like natural
stone.
4.Cost-effective: Artificial stone is often less expensive than natural
stone, making it a cost-effective alternative for those who want the
look of natural stone without the high cost.
5.Versatility: Artificial stone is available in a wide range of colors,
patterns, and textures, making it highly versatile and suitable for a
variety of design styles.
18)What are the applications of metal flooring?
Metal flooring has a variety of applications, including:
1.Industrial and commercial spaces: Metal flooring is often used in
factories, warehouses, and other industrial and commercial facilities
due to its durability and resistance to wear and tear.
2.Retail spaces: Metal flooring can add a sleek, modern look to retail
spaces and is often used in high-end shops and boutiques.
3.Healthcare facilities: Metal flooring is a popular choice for hospital
and other healthcare facilities due to its ease of cleaning and ability to
withstand high traffic.
4.Residential spaces: Metal flooring is becoming more popular in
residential spaces due to its durability and aesthetic appeal.
5.Outdoor spaces: Metal flooring can be used for outdoor
applications, such as patios and decks, due to its ability to resist
weathering and deterioration.
6.Sports facilities: Metal flooring is commonly used in sports facilities,
such as basketball courts and weight rooms, due to its durability and
slip resistance.
7.Transportation hubs: Metal flooring is often used in transportation
hubs, such as airports and train stations, due to its durability and
ability to withstand heavy traffic.
Overall, metal flooring is a versatile material that can be used in a
variety of applications due to its durability,and aesthetic appeal.
M.DESIGN – BUILDING AND INFRA 20
19)What are the different design parameters considered while
designing a project?
There are several design parameters that are considered when
designing a project. Some of the most important ones are:
1.Functionality: The design of a project must meet the functional
requirements and needs of the intended users. This includes factors
such as accessibility, safety, and usability.
2.Cost: The design must be cost-effective and efficient, while still
meeting the functional requirements. This involves considering
factors such as materials, labor, and construction techniques.
3.Sustainability: The design must take into account environmental,
social, and economic sustainability. This includes factors such as
energy efficiency, waste reduction, and the use of sustainable
materials.
4.Aesthetics: The design must be visually appealing and harmonious
with its surroundings. This includes considerations such as color,
texture, and form.
5.Safety: The design must meet safety standards and regulations, and
take into account potential hazards and risks.
6.Code Compliance: The design must comply with relevant building
codes, regulations, and standards.
7.Durability: The design must be durable and able to withstand the
test of time, as well as the intended use and conditions of the project.
8.Flexibility: The design must be flexible enough to accommodate
future changes and adaptations.
9.Context: The design must take into account the surrounding
environment and cultural context, as well as historical and cultural
references.
These design parameters are interrelated and must be carefully
balanced to create an effective and successful design. An experienced
designer will consider all of these factors and weigh their relative
importance in the specific context of the project
M.DESIGN – BUILDING AND INFRA 21
20) What is the ‘site analysis’ & what is the importance of it?
Site analysis is the process of evaluating and understanding the
physical, environmental, and cultural characteristics of a specific piece
of land before construction begins. The objective of site analysis is to
gather information about the site's conditions and limitations in order
to inform the design process.
Site analysis typically includes the following steps:
1.Surveying the site: A survey of the site is conducted to gather
information about its boundaries, topography, and existing features,
such as trees, water features, and utilities.
2.Assessing the climate: Information about the local climate,
including wind patterns, solar orientation, and temperature patterns,
is collected to inform building design decisions.
3.Evaluating the soil conditions: Soil tests are conducted to
determine the composition and stability of the soil, which can impact
the building's foundation design.
4.Analyzing the local infrastructure: Information about local roads,
water and sewer lines, electrical supply, and other infrastructure is
gathered to inform the design process.
5.Examining environmental factors: The site's environmental
conditions, including flooding, wetlands, and wildlife habitats, are
evaluated to determine any potential impacts on the building design.
6.Evaluating cultural and historical significance: A site's cultural and
historical significance, including any archaeological sites, is evaluated
to determine if there are any special considerations that need to be
taken into account during construction.
The importance of site analysis lies in the fact that it helps to inform
the design process and ensure that the building is designed to work in
harmony with the site's conditions and limitations. By taking into
account these factors, the building can be designed to be more
efficient, sustainable, and resilient over time. Site analysis also helps
to avoid any potential problems or conflicts that could arise later in
the construction process.
M.DESIGN – BUILDING AND INFRA 22
21. Explain in brief different types of loads that are taken care by
structural system of a building.
The structural system of a building must be designed to resist various
loads that can act on the building during its life. Some of the most
common types of loads that are taken care of by the structural system
are:
1.Dead loads: These are the permanent loads that are always present
on the building, such as the weight of the walls, roof, floor, and other
structural elements.
2. Live loads: such as the, These are the variable loads that can
change over time, weight of people, furniture, and other movable
items.
3. Wind loads: Wind loads are forces that act on the building due to
wind, and must be taken into account to ensure the stability of the
building in high wind conditions
4. Earthquake loads: Earthquake loads are forces that act on the
building due to earthquakes, and must be taken into account to
ensure the building can withstand seismic activity.
5. Snow loads: Snow loads are forces that act on the building due to
snow accumulation on the roof, and must be taken into account in
areas with heavy snowfall.
6. Rain loads: Rain loads are forces that act on the building due to
heavy rain, and must be taken into account in areas with high rainfall.
7. Thermal loads: Thermal loads are forces that act on the building
due to temperature changes, such as expansion and contraction of
materials.
8. Equipment loads: Equipment loads are forces that act on the
building due to heavy machinery or other equipment, such as
elevators, HVAC systems, and fire suppression systems.
M.DESIGN – BUILDING AND INFRA 23
22)Write a note on “ Impact of environmental system on building
design” .
The environmental system plays a crucial role in shaping the design of
a building. The environmental factors such as climate, topography,
and natural resources can have a significant impact on the design,
construction, and overall sustainability of a building.
For example, in areas with hot climates, buildings are typically
designed with features such as shading devices, high insulation, and
ventilation systems to keep the interior spaces cool and comfortable.
In areas with cold climates, buildings are typically designed with
features such as double glazed windows, high insulation, and heating
systems to keep the interior spaces warm.
Topography can also impact building design. For example, in areas
with steep slopes, buildings may need to be designed with retaining
walls, foundations, and structural systems that are specifically
designed to resist the forces of gravity and soil instability. In areas
with flat topography, buildings may be able to be built with less
complex foundation systems.
The availability of natural resources can also have an impact on
building design. For example, in areas with limited water resources,
buildings may be designed with rainwater harvesting systems,
greywater recycling systems, and low-flow plumbing fixtures to
conserve water. In areas with abundant solar resources, buildings may
be designed with solar panels and other renewable energy systems to
reduce the reliance on traditional sources of energy.
Overall, the environmental system plays a critical role in shaping the
design of a building, and must be carefully considered in the design
process to ensure that the building is sustainable, efficient, and in
harmony with its surroundings. A comprehensive understanding of
the environmental system can help to ensure that the building is
designed to respond to the unique challenges and opportunities
presented by the site, and can contribute to the overall success and
sustainability of the project.
M.DESIGN – BUILDING AND INFRA 24
23)Differentiate in between ‘Load bearing walls’ & non load bearing
walls.
• Load-bearing walls and non-load bearing walls are two types of
walls in a building that have different functions and structural
properties.
• A load-bearing wall, also known as a structural wall, is a wall that
supports the weight of the structure above it, transferring the load
to the foundation.
• These walls are typically made of masonry materials such as brick,
concrete, or stone, and are typically thicker than non-load bearing
walls. They are critical to the stability and safety of the building,
and removing or altering them requires careful planning and
engineering to ensure that the weight is properly supported.
• On the other hand, non-load bearing walls, also known as
partition walls, do is their function in supporting the weight of the
structure and not support the weight of the structure above them.
• They are typically lighter and made of materials such as drywall or
gypsum board.
• Non-load bearing walls are used to divide the interior of a building
into separate rooms and do not contribute to the overall stability
of the building.
• They can be easily removed or altered without affecting the
structural integrity of the building.
• In summary, the main difference between load-bearing and non-
load bearing walls their impact on the overall stability of the
building.
24) Explain the terms with necessary sketches
a. Cavity wall
b. Shear wall
c. Retaining wall
M.DESIGN – BUILDING AND INFRA 25
a. Cavity Wall: A cavity wall is a type of wall construction that consists
of two walls separated by an air space, or cavity. The cavity serves as
a thermal and acoustic insulator, helping to reduce heat loss and
noise transmission. The two walls are typically made of different
materials, with the inner wall serving as a structural wall and the
outer wall serving as a weather-resistant barrier. The cavity between
the walls is typically filled with insulation material to improve the
wall's thermal performance
b. Shear wall: A shear wall is a type of structural element that is used
to resist lateral forces, such as wind and seismic forces. It is typically a
reinforced concrete or masonry wall that is designed to transfer
lateral loads from one floor of a building to another and ultimately to
the foundation. Shear walls are critical to the stability of the building
and are often located in the corners or along the sides of the building
to provide maximum resistance to lateral loads
M.DESIGN – BUILDING AND INFRA 26
c. retaining wall: A retaining wall is a structure that is used to hold
back soil or rock from a sloping area. It can be made of various
materials, including concrete, masonry, wood, or steel, and is
designed to prevent soil erosion, landslide, and soil collapse.
Retaining walls are commonly used to create level areas in sloped
landscapes, to support outdoor structures, such as patios and decks,
and to prevent soil from flowing into basements or underground
structures.
25)Write down the requirements of good types of roof.
The requirements for a good roof include:
1.Durability: The roof should be able to withstand the elements,
including rain, wind, snow, and hail, without deteriorating or
collapsing.
2.Weather resistance: The roof should be able to protect the interior
of the building from water damage, and be able to shed rain and
snow efficiently.
3.Insulation: The roof should provide adequate insulation to help
regulate the temperature inside the building, reducing heating and
cooling costs.
M.DESIGN – BUILDING AND INFRA 27
4.Energy Efficiency: The roof should be designed to maximize energy
efficiency, reducing the amount of energy required to heat and cool
the building.
5.Structural integrity: The roof should be structurally sound and able
to support the weight of the building, including its contents and any
snow or ice buildup.
6.Aesthetics: The roof should complement the style and design of the
building, and enhance its overall appearance.
7.Cost: The roof should be cost-effective, providing good value for the
money and meeting the budget constraints of the building owner.
8.Maintenance: The roof should be easy to maintain and repair, with
readily available and affordable repair materials.
9.Sustainability: The roof should be designed and constructed with
sustainable materials and practices, reducing its impact on the
environment.
In conclusion, a good roof should meet all of these requirements,
providing the building with protection, comfort, and style, while also
being cost-effective and environmentally friendly.
26)What are the main types of roofs, explain with sketches
There are several main types of roofs, including:
1.Gable Roof: A gable roof is the most common type of roof and is
characterized by two sloping sides that meet at the ridge or peak of
the roof.
2.Hip Roof: A hip roof is similar to a gable roof, but the sides of the
roof slope inward at the ridge, creating a more compact and
streamlined shape.
3.Mansard Roof: A mansard roof is a French-style roof that is
characterized by four sloping sides that create a flat top. This type of
roof is often used to create additional living or storage space.
4.Gambrel Roof: A gambrel roof is similar to a mansard roof, but has
two different slopes on each side of the roof. This type of roof is often
used for barns and stables.
5.Flat Roof: A flat roof is exactly what its name implies – a roof that is
flat, rather than sloped. Flat roofs are often used for commercial
M.DESIGN – BUILDING AND INFRA 28
buildings or for structures that require a large, open interior space.
6.Shed Roof: A shed roof is a simple roof that slopes in one direction
and is commonly used for sheds, garages, or other outbuildings.
7.Skillion Roof: A skillion roof is a single, sloping roof that is often
used for contemporary or minimalist designs.
8.Bonnet Roof: A bonnet roof is a variation of a hip roof that has a
gentler slope on one side, creating a more gradual transition from the
roof to the wall. In conclusion, the choice of roof type will depend on
several factors, including the local climate, the style of the building,
and the budget. Each type of roof has its own advantages and
disadvantages, so it's important to consider these factors when
making a decision.
M.DESIGN – BUILDING AND INFRA 29
27) Write a short note on
a) Mud terrace roofing
b) Lean-to-roof
c) Dome & vault roof
d) Tensile roof
e) Glass canopy
f) Retractable awning
g) Space frame.
a. Mud Terrace Roofing: Mud terrace roofing is a traditional roofing
method that uses a mixture of mud, clay, and straw to create a flat
roof surface. This type of roofing is commonly used in rural areas and
is known for its affordability, durability, and insulation properties.
b. Lean-to-Roof: A lean-to-roof is a sloped roof that is attached to an
existing structure. This type of roof is commonly used as an addition
to a building or as a covered patio area. Lean-to-roofs are simple and
affordable to construct, making them a popular choice for many
homeowners.
c. Dome & Vault Roof: A dome or vault roof is a curved roof structure
that is often used in religious, historical, or cultural buildings. This
type of roof is known for its strength and architectural beauty, and is
often used as a symbol of power and prestige.
d. Tensile Roof: A tensile roof is a type of roofing system that uses
tension to hold its shape. This type of roof is often made from fabric
or plastic and is supported by steel or aluminum frames. Tensile roofs
are often used for temporary structures such as tent pavilions or
sports arenas.
e. Glass Canopy: A glass canopy is a type of roofing system that uses
glass panels to provide protection from the elements. Glass canopies
are often used for outdoor spaces, such as patios or walkways, and
are known for their aesthetic appeal and ability to let in natural light.
f. Retractable Awning: A retractable awning is a type of roofing
system that can be extended or retracted as needed. This type of
roofing system is often used for outdoor spaces, such as patios or
balconies, and is known for its versatility and convenience.
M.DESIGN – BUILDING AND INFRA 30
g. Space Frame: A space frame is a type of roofing system that uses a
network of interconnected struts and nodes to create a lightweight
and durable structure. This type of roofing system is commonly used
for large structures, such as sports arenas or airports, and is known
for its versatility and strength.
28)Enlist different roof framing & roof covering materials
Roof framing and roof covering materials are two important
components of a roofing system.
Roof Framing Materials:
1.Wood: The most traditional roof framing material is wood, and it is
still commonly used today for residential and commercial
construction. Wood is affordable, readily available, and easy to work
with.
2.Steel: Steel is a durable and long-lasting roof framing material that
is becoming increasingly popular due to its resistance to fire, insects,
and rot. Steel is also lightweight and easy to install.
3.Aluminum: Aluminum is another popular roof framing material due
to its durability, resistance to rust and corrosion, and low
maintenance requirements.
4.Concrete: Concrete is a heavy-duty roof framing material that is
commonly used for commercial construction. Concrete is fire-
resistant, durable, and long-lasting.
Roof Covering Materials:
• Asphalt Shingles: Asphalt shingles are one of the most popular
roof covering materials due to their affordability, durability, and
range of color options.
• Metal Roofing: Metal roofing is a durable, long-lasting, and low-
maintenance roof covering material that is available in a range of
styles and colors.
• Slate: Slate is a high-end roof covering material that is often used
on historic homes and commercial buildings. Slate is long-lasting
and durable, but is also expensive.
M.DESIGN – BUILDING AND INFRA 31
• Tile: Tile is a popular roof covering material that is available in a
range of styles and colors. Tile is fire-resistant, durable, and long-
lasting.
• Rubber: Rubber roofing is a low-maintenance, fire-resistant, and
energy-efficient roof covering material that is becoming
increasingly popular due to its affordability and durability.
In conclusion, the choice of roof framing and roof covering materials
will depend on several factors, including the local climate, the style of
the building, and the budget. It's important to consider the durability,
maintenance requirements, and aesthetic appeal of different roofing
materials when making a decision.
29)Explain the necessary qualities of wall finishing materials.
Wall finishing materials are used to enhance the aesthetic appeal of
interior walls and to protect them from damage. The necessary
qualities of wall finishing materials include:
1.Durability: Wall finishing materials should be durable and able to
withstand daily wear and tear. They should also be resistant to
moisture, sunlight, and other environmental factors that can cause
damage over time.
2.Fire resistance: Wall finishing materials should be fire-resistant to
help prevent the spread of fire in the event of an emergency.
3.Easy to clean: Wall finishing materials should be easy to clean and
maintain, as they are constantly exposed to dirt, dust, and other
particles.
4.Water resistance: Wall finishing materials used in bathrooms,
kitchens, and other damp areas should be water-resistant to prevent
moisture damage.
5.Chemical resistance: Wall finishing materials should be resistant to
chemicals and other substances that could cause damage or
discoloration over time.
6. Aesthetic appeal: Wall finishing materials should enhance the
aesthetic appeal of a space and complement the overall design and
decor.
M.DESIGN – BUILDING AND INFRA 32
7. Environmental impact: Wall finishing materials should have a
minimal impact on the environment and should not contain toxic
chemicals that could harm human health or the environment.
8. Affordability: Wall finishing materials should be affordable and
within reach for most homeowners, while still meeting the necessary
quality and safety standards.
In conclusion, the necessary qualities of wall finishing materials
depend on the specific requirements of the project and the
environment in which the materials will be used. It's important
to carefully consider the durability, fire resistance, water resistance,
and aesthetic appeal of wall finishing materials when making a
choice.
30. Write the comparison wall cladding & wall paneling.
Wall cladding and wall paneling are two popular wall finishing
options, but they have some distinct differences.
Wall Cladding:
Definition: Wall cladding refers to the covering of a wall surface with
another material to improve its appearance, weather resistance, or
insulation.
1.Material: Wall cladding is typically made of metal, stone, or wood.
It can also be made of synthetic materials such as PVC, fiber cement,
or composite materials.
2.Installation: Wall cladding is typically installed over the existing wall
surface and is attached using adhesives, fasteners, or a combination
of both.
3.Purpose: Wall cladding is used to provide protection from the
elements, improve the look of a building, or add insulation.
4.Maintenance: Wall cladding requires periodic cleaning and may
require repainting or refinishing over time.
Wall Paneling:
Definition: Wall paneling refers to the installation of panels, typically
made of wood or other decorative materials, onto a wall surface to
improve its appearance.
M.DESIGN – BUILDING AND INFRA 33
1.Material: Wall paneling can be made of wood, MDF, PVC, or other
materials. It can be decorative or functional, and may come in various
finishes, colors, and textures.
2.Installation: Wall paneling is typically installed by attaching the
panels to the wall surface using adhesive or fasteners.
3.Purpose: Wall paneling is used primarily for aesthetic purposes, to
add warmth and character to a room, or to hide imperfections in the
wall surface.
4.Maintenance: Wall paneling is relatively low maintenance and may
require cleaning or refinishing only occasionally.
In summary, wall cladding is a more functional option that is used for
protection and insulation, while wall paneling is primarily a decorative
choice used to improve the appearance of a room. The best option
for a given project will depend on the specific needs and goals of the
space
31. Differentiate in between wall paints & wallpapers.
Wall Paints:
Definition: Wall paints are liquid coatings that are applied to the wall
surface to provide color and protection.
1.Material: Wall paints are typically made of a combination of
pigments, resins, and solvents.
2.Application: Wall paints are typically applied using a brush, roller, or
sprayer. They can be applied in one or more coats, depending on the
desired finish and the type of paint used.
3.Variety: Wall paints come in a wide range of colors, finishes, and
textures, including matte, satin, semi-gloss, and high-gloss.
4.Durability: Wall paints are relatively durable and can last for several
years, but may require touch-ups or repainting over time, especially in
high-traffic areas.
5.Maintenance: Wall paints require regular cleaning and may show
signs of wear and tear over time, such as chipping, cracking, or fading.
M.DESIGN – BUILDING AND INFRA 34
Wallpapers:
Definition: Wallpapers are decorative coverings made of paper or
other materials that are applied to the wall surface to improve its
appearance.
1.Material: Wallpapers can be made of paper, vinyl, fabric, or other
materials. They come in a wide range of patterns, colors, and styles,
including solid colors, stripes, florals, and geometric patterns.
2.Application: Wallpapers are typically applied using adhesive and are
hung in panels on the wall surface.
3.Variety: Wallpapers come in a wide range of designs and styles,
allowing for a lot of creativity in decorating a room.
4.Durability: Wallpapers can be relatively durable, but may show
signs of wear and tear over time, such as fading, peeling, or bubbling.
5.Maintenance: Wallpapers may require occasional cleaning, and may
need to be replaced if they become damaged.
32) Define the term service ducts.
• A duct is a length of underground piping (usually made of PVC),
which is used to house electrical and communication cables.
• Ducts can be laid underground using trenchless techniques, just as
piping is laid, however they are not used to carry product, but
cables.
• The use of ducting enables construction crews to install cables
using trenchless technology, which would not be possible
otherwise.
types of service ducts
There are several types of service ducts, including:
1.Electrical Ducts: These are used to house and protect electrical
cables, such as power and data cables, which supply power and data
connectivity to buildings.
2.Water Ducts: These are used to transport potable water or
wastewater from one location to another. They are usually made from
PVC or other non-corrosive materials to prevent contamination of the
water supply.
M.DESIGN – BUILDING AND INFRA 35
3.Telecommunications Ducts: These are used to house and protect
fiber optic cables and other telecommunications cables, which are
used for data and voice communication.
4.Gas Ducts: These are used to transport natural gas from a central
source to buildings and homes. They are usually made from steel or
other durable materials that are able to withstand high pressure and
temperature.
5.Sewer Ducts: These are used to transport waste and wastewater
from buildings to a central treatment facility. They are usually made
from concrete or PVC and are designed to withstand the corrosive
effects of wastewater.
Each type of service duct has its own specific design requirements
and standards, depending on the type of utility being transported and
the environment in which it is being used.
33)Write a note on the construction of AC ducting
AC ducting is an essential component of an air conditioning system, as
it distributes cool air throughout a building. The construction of AC
ducting involves several steps and requires specific materials to
ensure its efficient operation.
1.Design and Planning: The first step in constructing AC ducting is to
design and plan the system based on the building's layout, size, and
cooling requirements.
2. Material Selection: The most commonly used materials for AC
ducting are galvanized steel, aluminum, or fiberglass. The choice of
material depends on factors such as durability, fire resistance, and
cost.
3. Fabrication: Once the material is selected, the next step is to
fabricate the ductwork. This involves cutting and shaping the material
to the desired size and shape and joining the pieces together using
welding, sealing, or fastening methods.
4. Insulation: To reduce heat loss and improve energy efficiency, the
ductwork is typically insulated using materials such as fiberglass,
polyurethane foam, or polyethylene foam.
M.DESIGN – BUILDING AND INFRA 36
5. Installation: The final step is to install the ductwork in the building.
This involves securing the ducts in place using brackets, hangers, or
other mounting hardware. Proper installation is critical to ensure the
proper operation and longevity of the AC ducting system.
In conclusion, the construction of AC ducting is a complex process
that requires careful planning, material selection, fabrication,
insulation, and installation. It is essential to work with a
knowledgeable and experienced contractor to ensure the best
outcome.
34) How the storm or rain water is carried out to the public sewer?
Explain with necessary sketch
Storm water is collected and carried out to the public sewer through a
system of pipes and drainage structures. The basic components of a
storm water drainage system include catch basins, manholes, inlets,
pipes, and outfalls. Here is a simple explanation of how storm water is
carried out to the public sewer with a sketch:
1.Catch Basins: Catch basins are structures that collect and hold
storm water from surrounding surfaces such as roads, sidewalks, and
parking lots. The storm water flows into the catch basin through
grates or inlets located in the surrounding surfaces.
2.Manholes: Manholes are structures that provide access to the pipes
and drainage systems underground. They are usually located near
catch basins and serve as points where the storm water can be
inspected, cleaned, and maintained.
3.Pipes: Pipes are used to carry the storm water from the catch basins
to the public sewer. These pipes can be made of various materials
such as concrete, plastic, or steel and are designed to be strong and
durable to withstand the flow of water and debris during heavy
storms.
4.Outfalls: Outfalls are the points where the storm water is
discharged into the public sewer or other bodies of water such as
rivers or lakes. Outfalls are typically located at the end of the drainage
system and are equipped with structures that control the flow of
water and prevent backflow.
M.DESIGN – BUILDING AND INFRA 37
It's important to maintain the storm water drainage system to ensure
it operates effectively and efficiently. Regular cleaning and inspection
of the catch basins, manholes, and pipes can help prevent blockages
and reduce the risk of flooding during heavy rain events
35) Define with sketch , ‘Underground service trenches’
Underground service trenches are trenches dug into the ground to
house and protect underground utility services such as water, sewer,
gas, and electrical lines. These trenches are typically located near
buildings and other structures and are designed to allow for easy
access and maintenance of the utility services. Here is a simple sketch
of an underground service trench:
M.DESIGN – BUILDING AND INFRA 38
When installing underground services, it is important to consider the
depth and location of the trench to ensure that the utilities are
protected from damage and that access for maintenance is easily
achievable. The trench should be dug to the appropriate depth to
avoid interference with other underground services, such as
underground storage tanks or other utility lines. It is also important to
consider the surrounding environment and the potential impact of
the trench on the local ecology and wildlife
Underground service trenches are an important
component of modern infrastructure and play a critical role in
delivering essential services to buildings and communities. Regular
inspection and maintenance of these trenches can help ensure that
they continue to function effectively and safely for years to come.
36. Explain the electrification & plumbing system in high-rise
buildings.
The electrification and plumbing systems in high-rise buildings are
critical components that ensure the comfort, safety, and functionality
of the building's inhabitants.
Electrification system: The electrification system in high-rise buildings
is responsible for distributing electrical power to various parts of the
building, such as apartments, common areas, elevators, and
mechanical rooms. This system typically consists of the following
components:
M.DESIGN – BUILDING AND INFRA 39
1.Service entrance: This is the point at which electrical power is
brought into the building from the outside.
2.Main distribution panels: These panels distribute electrical power
from the service entrance to sub-panels located throughout the
building.
3.Sub-panels: These panels distribute electrical power to individual
apartments or common areas.
4.Wiring: Electrical wiring is used to connect the various electrical
components of the building.
5.Electrical outlets and switches: These components allow for the
use of electrical appliances and lighting in the building.
Plumbing system: The plumbing system in high-rise buildings is
responsible for providing potable water and removing waste water
from the building.
This system typically consists of the following components:
• Water supply: The building is connected to a public water supply
or has its own well or water tank.
• Water distribution: Pipes distribute water to various parts of the
building, such as individual apartments, common areas, and
mechanical rooms.
• Fixtures: Fixtures such as sinks, toilets, and showers allow for the
use of water in the building.
• Drainage and venting: Pipes and fixtures are used to remove
waste water and sewer gases from the building.
Both the electrification and plumbing systems must be designed,
installed, and maintained to meet local building codes and safety
standards to ensure the safety and comfort of the building's
occupants.
THANK YOU

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Adv.Construction - assignement.pdf

  • 1. Advanced Construction Material Assignment – 01 Question And Answers AVANCHA MADHU CHARY M.DESIGN – BUILDING AND INFRA
  • 2. M.DESIGN – BUILDING AND INFRA 2 01)Explain the importance of ‘Concrete’ as the advance construction material • Concrete is a composite material composed of fine and coarse aggregate bonded together with a fluid cement (cement paste) that hardens (cures) over time. • Concrete is the third-most-used substance in the world after water, and is the most widely used building material. • Its usage worldwide, ton for ton, is twice that of steel, wood, plastics, and aluminum combined. • Concrete is used to provide strength, durability, and versatility during the construction of a structure. These excellent properties have made concrete a reliable and long-lasting choice of construction companies for both commercial and domestic types of construction. Concrete is an important construction material because it offers several advantages like: Durability: Concrete is strong and durable, and it will have more strength even if we exposure to various weather conditions and heavy loads. Versatility: Concrete can be molded into various shapes and sizes, making it suitable for a wide range of construction applications. Cost-effectiveness: Concrete is relatively cheap when compared to other construction materials and can be produced locally, reducing transportation costs. Fire resistance: Concrete has good fire resistance, making it a safe choice for building construction.it can resist fire so many hours to caught in the building. Sustainability: Concrete can be made using recycled materials and has a long lifespan, reducing waste and environmental impact.
  • 3. M.DESIGN – BUILDING AND INFRA 3 Ease of construction: Concrete can be poured into place, allowing for quick and efficient construction. These features make concrete a widely used and versatile construction material that is essential for building infrastructure, housing, and commercial structures. 02) what is the composition of concrete, explain in brief all materials? Concrete is made up of two components, aggregates and paste. Aggregates are generally classified into two groups, fine and coarse, and occupy about 60 to 80 percent of the volume of concrete. The paste is composed of cement, water, and entrained air and ordinarily constitutes 20 to 40 percent of the total volume. A good mix is around 10 to 15 percent of cement, 60 to 75 percent aggregate, and about 15 to 20 percent water. • Cement: A powdery substance that acts as the binding agent and hardens when mixed with water. The most common type of cement used in concrete is Portland cement. • Aggregates: Inert materials such as sand, gravel, and crushed stone that provide bulk to the concrete mixture. They occupy most of the volume of the concrete. • Water: Used to mix the concrete and activate the chemical reaction that causes the cement to harden. • Admixtures: Optional components added to the concrete mixture to improve its workability, strength, or other properties. Admixtures can include air-entraining agents, plasticizers, accelerators, and water-reducing agents. • Reinforcement: Steel bars or mesh that are placed within the concrete to increase its tensile strength and resist cracking. When these components are combined, they form a durable, long- lasting material that can be molded into various shapes and sizes for construction applications. The proportion of these materials can be adjusted to produce concrete with specific properties for different construction requirements.
  • 4. M.DESIGN – BUILDING AND INFRA 4 03)Enlist the different types of concrete & explain any 2 in detail Concrete is employed for various projects starting from little homemade comes to large subject field buildings and structures. It is used for sidewalks, basements, floors, walls, and pillars at the side of several alternative uses. Many sorts of concrete are utilized in the development works. Based on the variations in concrete materials and purposes, concrete can be classified into three basic categories- • Lime Concrete • Cement Concrete • Reinforced Cement Concretes There are four concrete sorts to settle on from counting on the work being done. Such as- • Dry Ready Mix • Ready Mix • Bulk Dry Materials • Transit Mix There are other various types of concrete for different applications that are created by changing the proportions of the main ingredients. Such as: • Regular Concrete • High-strength Concrete • Stamped Concrete • High-Performance Concrete • Self-consolidating Concretes • Vacuum Concrete • Shotcrete • Roller-Compacted Concrete • Glass Concrete • Asphalt Concrete • Rapid Strength Concrete • Polymer Concrete • Limecrete • Light-Transmitting Concrete
  • 5. M.DESIGN – BUILDING AND INFRA 5 Lime Concrete Lime concrete uses Lime as the binding material. Lime is usually mixed with surki and khoa or stones in the proportion 1:2:5 unless otherwise specified. The khoa or stones are soaked in water before mixing. Lime concrete is used mainly in foundation and terrace roofing. Advantages of Lime Concrete •Lime concrete is cheaper than cement concrete. •Lime concrete is more workable than cement concrete. •Lime concrete has a lower heat of hydration, which makes it suitable for mass concrete works. •Lime concrete has good resistance to fire. •Lime concrete has good resistance to sulfate attack. Disadvantages of Lime Concrete •Lime concrete has a lower strength than cement concrete. •Lime concrete is not as durable as cement concrete. •Lime concrete is susceptible to attack by frost. Cement Concrete Most engineering construction uses cement concrete composites as the main building material. It consists of cement, sand, brick chips, or stone chips of the required size. The usual proportion is 1:2:4 or 1:3:6. After mixing the required amounts of concrete materials, the mix is cured with water for 28 days for proper strength building. Cement concrete is a versatile construction material with a wide range of applications. It can be used in structural applications such as beams, columns, slabs, and foundations. It can also be used in non- structural applications such as paving, curbing, and landscaping. Cement concrete is also a popular choice for precast applications such as pipes, paving stones, and sewer systems. The main advantages of cement concrete are its strength, durability, and fire resistance. It is also relatively low maintenance and can be easily repaired if damaged. However, cement concrete is a relatively heavy material and can be difficult to work with. It is also susceptible to cracking and can be damaged by extreme weather conditions.
  • 6. M.DESIGN – BUILDING AND INFRA 6 04)Explain the importance of Glass Fibre Reinforced Concrete Glass fiber reinforced concrete (GFRC) is a type of composite material that combines the strength and durability of concrete with the flexibility and lightness of glass fibers. This combination of materials results in a number of benefits and makes GFRC an important material for various construction applications. •A high tensile strength than steel •Non-combustible so it will not burn •Thinner and stronger than plain concrete. •Lightweight and tough materials also reduce the transportation expense •Allow for flexibility in design and reduce the impact on the environment •Improved strength, increases the capacity to bear seismic loads •Less vulnerable to weather effects and it is more resistant to freeze- melting than normal concrete •High flexural strength as high as 4000 psi and it has a very high strength-to-weight ratio •Expensive equipment is not needed for poured or vibrated GFRC with a face coat •Doesn’t crack easily-it can be cut without chipping •Uses less cement than equivalent concrete and also often uses significant quantities of recycled materials •GFRC concrete can be cast in thinner sections and is therefore as much as 75% lighter than similar pieces cast with traditional concrete In conclusion, GFRC is an important material in construction due to its combination of strength, durability, flexibility, and cost-effectiveness. Its versatility makes it a popular choice for use in a wide range of construction applications, from architectural details to large-scale structures.
  • 7. M.DESIGN – BUILDING AND INFRA 7 05)What are the advantages of Ready mix concrete? Ready mixed concrete is a customized product that is manufactured to meet customer needs and specifications. This type of concrete is created in specialized batching plants and is mixed professionally to ensure customers receive the optimal blend that’ll help bring their project smoothly to completion. There are countless benefits to ready mixed concrete, and we’re here to tell you what they are. •Quality products •Ready mixed concrete is mixed in a controlled environment, which means it is measured precisely and blended together with the best materials available. Concrete is made from gravel, sand, water and cement, and when mixed together, can be utilized for a wide array of projects •Fast construction •Buying ready mixed concrete means there’s no fuss, once your product has been delivered, you can begin construction immediately. Whether you’re building a bridge, walls, flooring, stepping stones or a dog kennel – ready mixed concrete allows you to speed up the process because it has already been mixed. •Zero waste •Ready mixed concrete is made to meet your exact requirements, so there’s zero waste. When a concrete structure is demolished, it can be ground and recycled into small aggregates, which can be put to use elsewhere – such as laying new foundations and backfill. •Mixes can be customized •Ready mixed concrete can be altered to ensure you receive a product that’s perfect for the job at hand. If you require more or less of the mix, let us know and we will advise and customize. •Reduced dust pollution •As ready mix is premixed and delivered to you onsite, dust pollution is reduced because the concrete mix is already wet and dust is managed responsibly during manufacture in batching plants.
  • 8. M.DESIGN – BUILDING AND INFRA 8 •Reasonable prices •Instead of buying all the individual elements that combine to make concrete, you can purchase the finished product at a lower cost. Concrete suppliers will buy in bulk and, therefore, can offer reasonable prices. •Time saving •By turning to professionals who can mix, supply and deliver means you can save yourself time because you won’t have to erect and dismantle the equipment needed to make the concrete. Instead you can order your concrete, arrange a delivery date and time, and get on with your project on the day of arrival. 06)Write a short note on ‘High-density concrete’ High Density Concrete High density concrete is a concrete having a density in the range of 6000 to 6400 kg/cu.m. High density concrete is also known as Heavy weight concrete. High density concrete is mainly used for the purpose of radiation shielding, for counterweights and other uses where high density is required. The high density concrete has a better shielding property, so that it can protect harmful radiations like X-rays, gamma rays, and neutrons. High density aggregates are used to achieve heavy weight concrete. Some of the high density aggregates are, barite, ferrophosphorus, limonite, hematite, ilmenite, magnetite, goethite, steel punchings, and steel shots. The point to remember is that in order to achieve this type of concrete, high fixed water content is required. Proportioning, mixing and placing of High Density Concrete: • The mix proportions for these high density concrete is same as that of normal concrete. • Conventional method of mixing and placing is used in high density concrete. The most important thing is to prevent overloading the mixer especially when heavy weight aggregates such as steels are used. Batch sizes should be reduced to 40 to 50% of the allowable mixer capacity. Also avoid excess mixing because it will result in workability and bleeding of concrete.
  • 9. M.DESIGN – BUILDING AND INFRA 9 • Preplaced aggregate methods can be adopted when placing heavy weight concrete. In this method the aggregates are placed in forms , the appropriate grout made of cement, sand and water is pumped over the placed aggregates, so that they can fill the voids inbetween the aggregates. This method prevents the segregation of coarse aggregates also reduces drying shrinkage and helps us to achieve concrete of uniform density and composition. • Puddling method can also be adopted. In this method, the mortar is placed in forms of 2″ thick and the coarse aggregates are placed over it and vibrated internally. Care should be taken that, the coarse aggregates are distributed evenly. • Pumping of heavy weight concrete can be adopted only the height is limited. The heavy weight concrete cannot be pumped to larger distances because of their greater densities. 07)Differentiate in between ‘Precast concrete’ and ‘Pre-stressed concrete’ Precast concrete and prestressed concrete are both types of concrete that are commonly used in construction. However, they have some important differences: 1.Method of Production: Precast concrete is produced by casting concrete elements in a factory or precast plant and then transporting them to the construction site for assembly. Prestressed concrete, on the other hand, is produced by first casting concrete elements and then applying tension to the elements using high-strength steel wires or strands. 2.Time of Tensioning: Prestressed concrete is tensioned before it is used in construction, while precast concrete is not. The prestressing process helps to improve the strength and stability of the concrete and reduces the risk of cracking and other structural problems. 3.Applications: Precast concrete is commonly used in the construction of walls, floor panels, and other building components, while prestressed concrete is used in the construction of bridges, buildings, and other structures where high strength and stability are required.
  • 10. M.DESIGN – BUILDING AND INFRA 10 4.Strength and Durability: Prestressed concrete has a higher strength-to-weight ratio than precast concrete, as the prestressing process helps to improve the strength and stability of the concrete. This makes prestressed concrete ideal for use in applications where a high degree of stability and strength is required, such as in bridges and high-rise buildings. 5.Cost: Prestressed concrete is typically more expensive to produce than precast concrete, as the prestressing process is more complex and requires specialized equipment and materials. However, the improved strength and stability of prestressed concrete can make it a more cost-effective solution for some construction applications in the long run. Overall, precast concrete and prestressed concrete are both important materials in modern construction, each offering unique advantages and disadvantages. The choice between the two will depend on the specific requirements of the construction project and the desired balance between cost, strength, and durability. 08)Define the terms 1. Shot Crete concrete 2. Self-compacting concrete 3. Pervious Concrete 1. Shotcrete Concrete: Shotcrete is a type of concrete that is applied using high-pressure air or steam. Unlike traditional concrete that is poured into forms and then left to cure, shotcrete is applied to a surface as a wet mix and then immediately compacted using high-pressure air. This process allows for a thin layer of concrete to be applied quickly and evenly over large areas, making it an ideal choice for building repairs, surface reinforcement, and tunnel lining. 2. Self-compacting Concrete: Self-compacting concrete is a type of concrete that is designed to flow and compact under its own weight without the need for vibration. This type of concrete is
  • 11. M.DESIGN – BUILDING AND INFRA 11 made with a high volume of fine materials, such as fly ash or ground granulated blast furnace slag, and is formulated to be highly fluid, allowing it to flow and fill all voids in the formwork. Self-compacting concrete is commonly used in the construction of bridges, buildings, and other structures where high-quality concrete is required, but access to vibrators is limited. 1. Pervious Concrete: Pervious concrete is a type of concrete that allows water to pass through it, reducing the amount of runoff generated during rain events. This type of concrete is made with large coarse aggregates and very little fine material, allowing water to seep through the pores between the aggregates and into the ground. Pervious concrete is commonly used in permeable paving systems, where the goal is to reduce runoff and improve water infiltration into the soil. 09)Write down the advantages & disadvantages of concrete pavers as outdoor flooring Advantages of Concrete Pavers as Outdoor Flooring: 1.Durability: Concrete pavers are extremely durable and can withstand heavy traffic and harsh weather conditions. 2.Variety of Colors and Designs: Concrete pavers come in a variety of colors, shapes, and designs, allowing for a wide range of creative options for your outdoor space. 3.Low Maintenance: Concrete pavers are low maintenance and can easily be cleaned and sealed to maintain their appearance. 4.Cost-Effective: Compared to other types of outdoor flooring materials, concrete pavers are relatively inexpensive. 5.Easy to Install: Concrete pavers are easy to install and can be laid on a flat surface without the need for professional installation. Disadvantages of Concrete Pavers as Outdoor Flooring: 1.Uneven Surface: If the pavers are not installed properly, they can shift and create an uneven surface. 2.Cracking: Concrete pavers can crack over time, especially if they are exposed to harsh weather conditions or heavy weight.
  • 12. M.DESIGN – BUILDING AND INFRA 12 3.Staining: Concrete pavers can be stained by oil, grease, or other substances, and can be difficult to remove. 4.Not suitable for frost-prone areas: Concrete pavers can be damaged by freezing and thawing in areas with harsh winters, which can cause them to become uneven and crack. 5.Limited Design Options: While there are many design options available for concrete pavers, they may not have the same level of design flexibility as other outdoor flooring options, such as natural stone or wood. 10)What are the different outdoor deck materials? Explain any 2 in brief. There are several outdoor deck materials that you can choose from, including: 1.Wood: Wood is a classic and traditional deck material that has been used for centuries. It comes in a variety of species, including cedar, redwood, and treated pine. Wood decks require regular maintenance, such as staining or sealing, to protect them from moisture and insect damage. 2.Composite decking: Composite decking is a popular alternative to wood, as it is made from a combination of wood fibers and plastic. It is low-maintenance, resistant to moisture, insects, and rot, and comes in a variety of colors and textures. 3.PVC decking: PVC decking is made from 100% plastic and is another low-maintenance alternative to wood. It is resistant to moisture, insects, and rot and is available in a variety of colors and textures. 4.Aluminum decking: Aluminum decking is a durable and low- maintenance option that is ideal for areas prone to moisture, as it is resistant to rot, mold, and insects. It is also lightweight and comes in a variety of colors and textures. 5.Stone or tile decking: Stone or tile decking is a unique and durable option that provides a natural and timeless look. It is available in a variety of materials, such as slate, granite, and travertine, and is ideal for areas with heavy foot traffic or extreme weather conditions.
  • 13. M.DESIGN – BUILDING AND INFRA 13 Composite decking and PVC decking in brief: Composite decking: Composite decking is a popular alternative to wood decking. It is made from a combination of recycled wood fibers and plastic, and is designed to look and feel like natural wood. Composite decking is low-maintenance, meaning it doesn’t require staining, sealing or painting, and it is resistant to moisture, insects, and rot. PVC decking: PVC decking is a type of plastic decking that is made from 100% plastic. It is a low-maintenance alternative to wood decking that is resistant to moisture, insects, and rot. PVC decking comes in a variety of colors and textures, and it is often used in areas prone to moisture, such as near pools or hot tubs, as it is water- resistant and does not absorb moisture. Additionally, PVC decking is lightweight and easy to install. 11)What are the applications of artificial grass or turf? Artificial grass or turf has a wide range of applications, including: 1.Sports Fields: Artificial grass is commonly used as a surface for sports fields, including soccer, football, and baseball fields. It offers a consistent playing surface that is not affected by weather conditions and requires less maintenance than natural grass. 2.Landscaping: Artificial turf is often used as a landscaping material in residential and commercial settings. It provides a green, low- maintenance alternative to natural grass, especially in areas where water is scarce or expensive. 3.Playgrounds: Artificial grass is commonly used in play areas, both indoor and outdoor, for children. It provides a safe and soft surface for children to play on and is easy to maintain. 4.Golf Courses: Artificial turf is used in many golf courses, including putting greens and tee boxes, as it provides a consistent playing surface and requires less maintenance than natural grass. 5.Rooftop Gardens: Artificial grass is often used as a low- maintenance alternative for green roofs, providing an attractive and functional green space. 6.Pets: Artificial turf is commonly used in dog parks and pet areas, as it is durable, easy to clean, and safe for pets to play on.
  • 14. M.DESIGN – BUILDING AND INFRA 14 7.Events: Artificial grass is often used as a flooring material for events and exhibitions, as it provides a green and attractive surface that is easy to install and maintain. Overall, artificial grass or turf offers a versatile and low-maintenance alternative to natural grass for a variety of applications, ranging from sports and recreation to landscaping and events 12)Write comparison in between stone flooring and brick flooring for outdoor use. When it comes to outdoor flooring, both stone and brick are popular options due to their durability and resistance to weather and wear. However, there are some key differences between the two that may make one a better choice for your specific needs. Stone flooring is a versatile option that comes in a variety of materials, such as granite, limestone, sandstone, and slate. Stone flooring is generally more expensive than brick, but it is also more durable and long-lasting. Stone flooring is also slip-resistant, making it a good choice for areas around pools or in areas where there may be moisture. Brick flooring, on the other hand, is a more affordable option. It is made from clay and is molded into uniform shapes and sizes. Brick flooring is highly resistant to moisture, and it can last for decades with proper maintenance. However, brick flooring can be slippery when wet, so it may not be the best choice for areas with high foot traffic or near pools. When it comes to installation, brick flooring is generally easier and faster to install than stone flooring. Stone flooring requires more expertise and labor to install, as it is often heavier and requires a solid foundation to support its weight. In terms of aesthetics, both stone and brick flooring can add a natural, timeless look to any outdoor space. Stone flooring often has a more formal and sophisticated appearance, while brick flooring has a more rustic and casual feel. In conclusion, the choice between stone and brick flooring for outdoor use depends on factors such as budget, durability,
  • 15. M.DESIGN – BUILDING AND INFRA 15 maintenance, and personal preference. Both options have their own unique benefits and drawbacks, and the best choice for you will depend on your specific needs and preferences. 13)Write a short note on ‘Types of wooden flooring’ Wooden flooring is a popular choice for many homeowners due to its natural beauty, warmth, and durability. There are several different types of wooden flooring available, each with its own unique characteristics. Some of the most common types of wooden flooring include: 1.Solid hardwood: Solid hardwood flooring is made from one piece of solid wood and is available in a variety of species, including oak, maple, and cherry. It is sanded smooth, stained, and finished to enhance its natural beauty. 2.Engineered hardwood: Engineered hardwood flooring is made up of multiple layers of wood that are laminated together to form a stable and durable surface. It is a good choice for areas where solid hardwood is not suitable, such as basement floors or rooms with high humidity levels. 3.Bamboo flooring: Bamboo flooring is a sustainable and eco-friendly alternative to traditional hardwood flooring. It is made from the bamboo plant and is known for its durability and resistance to moisture. 4.Laminate flooring: Laminate flooring is a synthetic flooring option that is designed to look like wood. It is made up of multiple layers of materials, including a high-resolution image of wood, that are laminated together to form a durable surface. 5.Parquet flooring: Parquet flooring is a type of wooden flooring that is made up of small, geometric pieces of wood that are arranged in intricate patterns. It is a popular choice for its classic, elegant look. These are just a few examples of the different types of wooden flooring available. The best option for your flooring will depend on your design preferences, budget, and practical considerations such as durability, maintenance, and resistance to moisture and wear.
  • 16. M.DESIGN – BUILDING AND INFRA 16 14)Enlist the natural stones used for flooring. Natural stone is a popular choice for flooring due to its durability, natural beauty, and versatility. Some of the most common natural stones used for flooring include: 1.Marble: Marble is a luxurious and elegant stone that comes in a variety of colors and patterns. It is a popular choice for high-end residential and commercial spaces. 2.Granite: Granite is a hard and durable stone that is available in a range of colors and patterns. It is often used in areas that see a lot of foot traffic and is ideal for outdoor flooring as well. 3.Limestone: Limestone is a soft and porous stone that is available in a range of colors and textures. It is often used in residential and commercial spaces, but is not recommended for high-traffic areas due to its softness. 4.Slate: Slate is a durable and versatile stone that is available in a range of colors and patterns. It is often used for outdoor flooring and can be used in a variety of design styles. 5.Travertine: Travertine is a type of limestone that is available in a range of colors and patterns. It is often used for flooring and can be used in both residential and commercial spaces. 6.Sandstone: Sandstone is a durable and versatile stone that is available in a range of colors and textures. It is often used for outdoor flooring and is ideal for areas that see a lot of foot traffic. 7.Quartzite: Quartzite is a hard and durable stone that is available in a range of colors and patterns. It is often used for flooring and is ideal for high-traffic areas.
  • 17. M.DESIGN – BUILDING AND INFRA 17 15)What are different types of flooring tiles & their available sizes? There are several different types of flooring tiles available, each with their own unique characteristics and benefits. Some of the most common types of flooring tiles include: 1.Ceramic tile: This type of tile is made of clay and is one of the most popular choices for flooring. It is available in a variety of colors, shapes, and sizes, including square, rectangular, and hexagonal shapes. Ceramic tiles are typically available in sizes ranging from 4 inches by 4 inches to 18 inches by 18 inches. 2.Porcelain tile: This type of tile is similar to ceramic tile, but it is made from a denser material that is more resistant to moisture and staining. Porcelain tiles are often used in areas with heavy foot traffic and are available in sizes ranging from 12 inches by 12 inches to 24 inches by 24 inches. 3.Marble tile: Marble is a natural stone that is prized for its beauty and durability. Marble tiles are available in a range of colors, from creamy whites to deep grays, and are typically available in sizes ranging from 12 inches by 12 inches to 24 inches by 24 inches. 4.Travertine tile: This type of tile is made from a type of limestone that is characterized by its natural-looking veining and texture. Travertine tiles are available in a range of colors and sizes, including rectangular and square shapes, and are typically available in sizes ranging from 12 inches by 12 inches to 18 inches by 18 inches. 5.Granite tile: Granite is a natural stone that is known for its durability and resistance to wear and tear. Granite tiles are available in a variety of colors, including black, white, and shades of grey, and are typically available in sizes ranging from 12 inches by 12 inches to 24 inches by 24 inches. These are just a few examples of the many types of flooring tiles that are available. The size of the tiles you choose will depend on the size
  • 18. M.DESIGN – BUILDING AND INFRA 18 of your room and your desired look, but generally, larger tiles can help to make a space feel more open and spacious, while smaller tiles can be used to create a more intricate design. 16)Write a short note on Glass flooring & its application Glass flooring is a type of flooring made of tempered glass that is used in various interior design applications. It provides a sleek, modern look and can be used to add an element of light and transparency to a space. Glass flooring can be used for interior spaces such as balconies, walkways, staircases, and bathrooms. Glass flooring is also a practical solution for rooms with low light levels, as it allows natural light to pass through, creating a brighter and more open space. Additionally, tempered glass is strong and durable, making it a safe option for high-traffic areas. In architectural design, glass flooring is often used to create a sense of floating above the ground, giving the illusion of more space. It can also be used to add a touch of luxury to a space, as well as provide an interesting visual element. Overall, glass flooring is a versatile and stylish option for those looking to add a touch of modernity to their interiors. Its application depends on the intended design style, durability and safety requirements, and budget. 17)What are the advantages of composite/artificial stone over natural stone? Composite or artificial stone, also known as engineered stone, is a type of flooring material that is made from a mixture of natural stone and resin. It offers several advantages over natural stone, including: 1.Consistency: Artificial stone has a consistent color and pattern, unlike natural stone, which can have variations and inconsistencies.
  • 19. M.DESIGN – BUILDING AND INFRA 19 2.Durability: Artificial stone is highly durable and resistant to scratches, stains, and cracks, making it a great option for high-traffic areas. 3.Low maintenance: Artificial stone is easy to clean and maintain, and does not require sealing or other special treatments like natural stone. 4.Cost-effective: Artificial stone is often less expensive than natural stone, making it a cost-effective alternative for those who want the look of natural stone without the high cost. 5.Versatility: Artificial stone is available in a wide range of colors, patterns, and textures, making it highly versatile and suitable for a variety of design styles. 18)What are the applications of metal flooring? Metal flooring has a variety of applications, including: 1.Industrial and commercial spaces: Metal flooring is often used in factories, warehouses, and other industrial and commercial facilities due to its durability and resistance to wear and tear. 2.Retail spaces: Metal flooring can add a sleek, modern look to retail spaces and is often used in high-end shops and boutiques. 3.Healthcare facilities: Metal flooring is a popular choice for hospital and other healthcare facilities due to its ease of cleaning and ability to withstand high traffic. 4.Residential spaces: Metal flooring is becoming more popular in residential spaces due to its durability and aesthetic appeal. 5.Outdoor spaces: Metal flooring can be used for outdoor applications, such as patios and decks, due to its ability to resist weathering and deterioration. 6.Sports facilities: Metal flooring is commonly used in sports facilities, such as basketball courts and weight rooms, due to its durability and slip resistance. 7.Transportation hubs: Metal flooring is often used in transportation hubs, such as airports and train stations, due to its durability and ability to withstand heavy traffic. Overall, metal flooring is a versatile material that can be used in a variety of applications due to its durability,and aesthetic appeal.
  • 20. M.DESIGN – BUILDING AND INFRA 20 19)What are the different design parameters considered while designing a project? There are several design parameters that are considered when designing a project. Some of the most important ones are: 1.Functionality: The design of a project must meet the functional requirements and needs of the intended users. This includes factors such as accessibility, safety, and usability. 2.Cost: The design must be cost-effective and efficient, while still meeting the functional requirements. This involves considering factors such as materials, labor, and construction techniques. 3.Sustainability: The design must take into account environmental, social, and economic sustainability. This includes factors such as energy efficiency, waste reduction, and the use of sustainable materials. 4.Aesthetics: The design must be visually appealing and harmonious with its surroundings. This includes considerations such as color, texture, and form. 5.Safety: The design must meet safety standards and regulations, and take into account potential hazards and risks. 6.Code Compliance: The design must comply with relevant building codes, regulations, and standards. 7.Durability: The design must be durable and able to withstand the test of time, as well as the intended use and conditions of the project. 8.Flexibility: The design must be flexible enough to accommodate future changes and adaptations. 9.Context: The design must take into account the surrounding environment and cultural context, as well as historical and cultural references. These design parameters are interrelated and must be carefully balanced to create an effective and successful design. An experienced designer will consider all of these factors and weigh their relative importance in the specific context of the project
  • 21. M.DESIGN – BUILDING AND INFRA 21 20) What is the ‘site analysis’ & what is the importance of it? Site analysis is the process of evaluating and understanding the physical, environmental, and cultural characteristics of a specific piece of land before construction begins. The objective of site analysis is to gather information about the site's conditions and limitations in order to inform the design process. Site analysis typically includes the following steps: 1.Surveying the site: A survey of the site is conducted to gather information about its boundaries, topography, and existing features, such as trees, water features, and utilities. 2.Assessing the climate: Information about the local climate, including wind patterns, solar orientation, and temperature patterns, is collected to inform building design decisions. 3.Evaluating the soil conditions: Soil tests are conducted to determine the composition and stability of the soil, which can impact the building's foundation design. 4.Analyzing the local infrastructure: Information about local roads, water and sewer lines, electrical supply, and other infrastructure is gathered to inform the design process. 5.Examining environmental factors: The site's environmental conditions, including flooding, wetlands, and wildlife habitats, are evaluated to determine any potential impacts on the building design. 6.Evaluating cultural and historical significance: A site's cultural and historical significance, including any archaeological sites, is evaluated to determine if there are any special considerations that need to be taken into account during construction. The importance of site analysis lies in the fact that it helps to inform the design process and ensure that the building is designed to work in harmony with the site's conditions and limitations. By taking into account these factors, the building can be designed to be more efficient, sustainable, and resilient over time. Site analysis also helps to avoid any potential problems or conflicts that could arise later in the construction process.
  • 22. M.DESIGN – BUILDING AND INFRA 22 21. Explain in brief different types of loads that are taken care by structural system of a building. The structural system of a building must be designed to resist various loads that can act on the building during its life. Some of the most common types of loads that are taken care of by the structural system are: 1.Dead loads: These are the permanent loads that are always present on the building, such as the weight of the walls, roof, floor, and other structural elements. 2. Live loads: such as the, These are the variable loads that can change over time, weight of people, furniture, and other movable items. 3. Wind loads: Wind loads are forces that act on the building due to wind, and must be taken into account to ensure the stability of the building in high wind conditions 4. Earthquake loads: Earthquake loads are forces that act on the building due to earthquakes, and must be taken into account to ensure the building can withstand seismic activity. 5. Snow loads: Snow loads are forces that act on the building due to snow accumulation on the roof, and must be taken into account in areas with heavy snowfall. 6. Rain loads: Rain loads are forces that act on the building due to heavy rain, and must be taken into account in areas with high rainfall. 7. Thermal loads: Thermal loads are forces that act on the building due to temperature changes, such as expansion and contraction of materials. 8. Equipment loads: Equipment loads are forces that act on the building due to heavy machinery or other equipment, such as elevators, HVAC systems, and fire suppression systems.
  • 23. M.DESIGN – BUILDING AND INFRA 23 22)Write a note on “ Impact of environmental system on building design” . The environmental system plays a crucial role in shaping the design of a building. The environmental factors such as climate, topography, and natural resources can have a significant impact on the design, construction, and overall sustainability of a building. For example, in areas with hot climates, buildings are typically designed with features such as shading devices, high insulation, and ventilation systems to keep the interior spaces cool and comfortable. In areas with cold climates, buildings are typically designed with features such as double glazed windows, high insulation, and heating systems to keep the interior spaces warm. Topography can also impact building design. For example, in areas with steep slopes, buildings may need to be designed with retaining walls, foundations, and structural systems that are specifically designed to resist the forces of gravity and soil instability. In areas with flat topography, buildings may be able to be built with less complex foundation systems. The availability of natural resources can also have an impact on building design. For example, in areas with limited water resources, buildings may be designed with rainwater harvesting systems, greywater recycling systems, and low-flow plumbing fixtures to conserve water. In areas with abundant solar resources, buildings may be designed with solar panels and other renewable energy systems to reduce the reliance on traditional sources of energy. Overall, the environmental system plays a critical role in shaping the design of a building, and must be carefully considered in the design process to ensure that the building is sustainable, efficient, and in harmony with its surroundings. A comprehensive understanding of the environmental system can help to ensure that the building is designed to respond to the unique challenges and opportunities presented by the site, and can contribute to the overall success and sustainability of the project.
  • 24. M.DESIGN – BUILDING AND INFRA 24 23)Differentiate in between ‘Load bearing walls’ & non load bearing walls. • Load-bearing walls and non-load bearing walls are two types of walls in a building that have different functions and structural properties. • A load-bearing wall, also known as a structural wall, is a wall that supports the weight of the structure above it, transferring the load to the foundation. • These walls are typically made of masonry materials such as brick, concrete, or stone, and are typically thicker than non-load bearing walls. They are critical to the stability and safety of the building, and removing or altering them requires careful planning and engineering to ensure that the weight is properly supported. • On the other hand, non-load bearing walls, also known as partition walls, do is their function in supporting the weight of the structure and not support the weight of the structure above them. • They are typically lighter and made of materials such as drywall or gypsum board. • Non-load bearing walls are used to divide the interior of a building into separate rooms and do not contribute to the overall stability of the building. • They can be easily removed or altered without affecting the structural integrity of the building. • In summary, the main difference between load-bearing and non- load bearing walls their impact on the overall stability of the building. 24) Explain the terms with necessary sketches a. Cavity wall b. Shear wall c. Retaining wall
  • 25. M.DESIGN – BUILDING AND INFRA 25 a. Cavity Wall: A cavity wall is a type of wall construction that consists of two walls separated by an air space, or cavity. The cavity serves as a thermal and acoustic insulator, helping to reduce heat loss and noise transmission. The two walls are typically made of different materials, with the inner wall serving as a structural wall and the outer wall serving as a weather-resistant barrier. The cavity between the walls is typically filled with insulation material to improve the wall's thermal performance b. Shear wall: A shear wall is a type of structural element that is used to resist lateral forces, such as wind and seismic forces. It is typically a reinforced concrete or masonry wall that is designed to transfer lateral loads from one floor of a building to another and ultimately to the foundation. Shear walls are critical to the stability of the building and are often located in the corners or along the sides of the building to provide maximum resistance to lateral loads
  • 26. M.DESIGN – BUILDING AND INFRA 26 c. retaining wall: A retaining wall is a structure that is used to hold back soil or rock from a sloping area. It can be made of various materials, including concrete, masonry, wood, or steel, and is designed to prevent soil erosion, landslide, and soil collapse. Retaining walls are commonly used to create level areas in sloped landscapes, to support outdoor structures, such as patios and decks, and to prevent soil from flowing into basements or underground structures. 25)Write down the requirements of good types of roof. The requirements for a good roof include: 1.Durability: The roof should be able to withstand the elements, including rain, wind, snow, and hail, without deteriorating or collapsing. 2.Weather resistance: The roof should be able to protect the interior of the building from water damage, and be able to shed rain and snow efficiently. 3.Insulation: The roof should provide adequate insulation to help regulate the temperature inside the building, reducing heating and cooling costs.
  • 27. M.DESIGN – BUILDING AND INFRA 27 4.Energy Efficiency: The roof should be designed to maximize energy efficiency, reducing the amount of energy required to heat and cool the building. 5.Structural integrity: The roof should be structurally sound and able to support the weight of the building, including its contents and any snow or ice buildup. 6.Aesthetics: The roof should complement the style and design of the building, and enhance its overall appearance. 7.Cost: The roof should be cost-effective, providing good value for the money and meeting the budget constraints of the building owner. 8.Maintenance: The roof should be easy to maintain and repair, with readily available and affordable repair materials. 9.Sustainability: The roof should be designed and constructed with sustainable materials and practices, reducing its impact on the environment. In conclusion, a good roof should meet all of these requirements, providing the building with protection, comfort, and style, while also being cost-effective and environmentally friendly. 26)What are the main types of roofs, explain with sketches There are several main types of roofs, including: 1.Gable Roof: A gable roof is the most common type of roof and is characterized by two sloping sides that meet at the ridge or peak of the roof. 2.Hip Roof: A hip roof is similar to a gable roof, but the sides of the roof slope inward at the ridge, creating a more compact and streamlined shape. 3.Mansard Roof: A mansard roof is a French-style roof that is characterized by four sloping sides that create a flat top. This type of roof is often used to create additional living or storage space. 4.Gambrel Roof: A gambrel roof is similar to a mansard roof, but has two different slopes on each side of the roof. This type of roof is often used for barns and stables. 5.Flat Roof: A flat roof is exactly what its name implies – a roof that is flat, rather than sloped. Flat roofs are often used for commercial
  • 28. M.DESIGN – BUILDING AND INFRA 28 buildings or for structures that require a large, open interior space. 6.Shed Roof: A shed roof is a simple roof that slopes in one direction and is commonly used for sheds, garages, or other outbuildings. 7.Skillion Roof: A skillion roof is a single, sloping roof that is often used for contemporary or minimalist designs. 8.Bonnet Roof: A bonnet roof is a variation of a hip roof that has a gentler slope on one side, creating a more gradual transition from the roof to the wall. In conclusion, the choice of roof type will depend on several factors, including the local climate, the style of the building, and the budget. Each type of roof has its own advantages and disadvantages, so it's important to consider these factors when making a decision.
  • 29. M.DESIGN – BUILDING AND INFRA 29 27) Write a short note on a) Mud terrace roofing b) Lean-to-roof c) Dome & vault roof d) Tensile roof e) Glass canopy f) Retractable awning g) Space frame. a. Mud Terrace Roofing: Mud terrace roofing is a traditional roofing method that uses a mixture of mud, clay, and straw to create a flat roof surface. This type of roofing is commonly used in rural areas and is known for its affordability, durability, and insulation properties. b. Lean-to-Roof: A lean-to-roof is a sloped roof that is attached to an existing structure. This type of roof is commonly used as an addition to a building or as a covered patio area. Lean-to-roofs are simple and affordable to construct, making them a popular choice for many homeowners. c. Dome & Vault Roof: A dome or vault roof is a curved roof structure that is often used in religious, historical, or cultural buildings. This type of roof is known for its strength and architectural beauty, and is often used as a symbol of power and prestige. d. Tensile Roof: A tensile roof is a type of roofing system that uses tension to hold its shape. This type of roof is often made from fabric or plastic and is supported by steel or aluminum frames. Tensile roofs are often used for temporary structures such as tent pavilions or sports arenas. e. Glass Canopy: A glass canopy is a type of roofing system that uses glass panels to provide protection from the elements. Glass canopies are often used for outdoor spaces, such as patios or walkways, and are known for their aesthetic appeal and ability to let in natural light. f. Retractable Awning: A retractable awning is a type of roofing system that can be extended or retracted as needed. This type of roofing system is often used for outdoor spaces, such as patios or balconies, and is known for its versatility and convenience.
  • 30. M.DESIGN – BUILDING AND INFRA 30 g. Space Frame: A space frame is a type of roofing system that uses a network of interconnected struts and nodes to create a lightweight and durable structure. This type of roofing system is commonly used for large structures, such as sports arenas or airports, and is known for its versatility and strength. 28)Enlist different roof framing & roof covering materials Roof framing and roof covering materials are two important components of a roofing system. Roof Framing Materials: 1.Wood: The most traditional roof framing material is wood, and it is still commonly used today for residential and commercial construction. Wood is affordable, readily available, and easy to work with. 2.Steel: Steel is a durable and long-lasting roof framing material that is becoming increasingly popular due to its resistance to fire, insects, and rot. Steel is also lightweight and easy to install. 3.Aluminum: Aluminum is another popular roof framing material due to its durability, resistance to rust and corrosion, and low maintenance requirements. 4.Concrete: Concrete is a heavy-duty roof framing material that is commonly used for commercial construction. Concrete is fire- resistant, durable, and long-lasting. Roof Covering Materials: • Asphalt Shingles: Asphalt shingles are one of the most popular roof covering materials due to their affordability, durability, and range of color options. • Metal Roofing: Metal roofing is a durable, long-lasting, and low- maintenance roof covering material that is available in a range of styles and colors. • Slate: Slate is a high-end roof covering material that is often used on historic homes and commercial buildings. Slate is long-lasting and durable, but is also expensive.
  • 31. M.DESIGN – BUILDING AND INFRA 31 • Tile: Tile is a popular roof covering material that is available in a range of styles and colors. Tile is fire-resistant, durable, and long- lasting. • Rubber: Rubber roofing is a low-maintenance, fire-resistant, and energy-efficient roof covering material that is becoming increasingly popular due to its affordability and durability. In conclusion, the choice of roof framing and roof covering materials will depend on several factors, including the local climate, the style of the building, and the budget. It's important to consider the durability, maintenance requirements, and aesthetic appeal of different roofing materials when making a decision. 29)Explain the necessary qualities of wall finishing materials. Wall finishing materials are used to enhance the aesthetic appeal of interior walls and to protect them from damage. The necessary qualities of wall finishing materials include: 1.Durability: Wall finishing materials should be durable and able to withstand daily wear and tear. They should also be resistant to moisture, sunlight, and other environmental factors that can cause damage over time. 2.Fire resistance: Wall finishing materials should be fire-resistant to help prevent the spread of fire in the event of an emergency. 3.Easy to clean: Wall finishing materials should be easy to clean and maintain, as they are constantly exposed to dirt, dust, and other particles. 4.Water resistance: Wall finishing materials used in bathrooms, kitchens, and other damp areas should be water-resistant to prevent moisture damage. 5.Chemical resistance: Wall finishing materials should be resistant to chemicals and other substances that could cause damage or discoloration over time. 6. Aesthetic appeal: Wall finishing materials should enhance the aesthetic appeal of a space and complement the overall design and decor.
  • 32. M.DESIGN – BUILDING AND INFRA 32 7. Environmental impact: Wall finishing materials should have a minimal impact on the environment and should not contain toxic chemicals that could harm human health or the environment. 8. Affordability: Wall finishing materials should be affordable and within reach for most homeowners, while still meeting the necessary quality and safety standards. In conclusion, the necessary qualities of wall finishing materials depend on the specific requirements of the project and the environment in which the materials will be used. It's important to carefully consider the durability, fire resistance, water resistance, and aesthetic appeal of wall finishing materials when making a choice. 30. Write the comparison wall cladding & wall paneling. Wall cladding and wall paneling are two popular wall finishing options, but they have some distinct differences. Wall Cladding: Definition: Wall cladding refers to the covering of a wall surface with another material to improve its appearance, weather resistance, or insulation. 1.Material: Wall cladding is typically made of metal, stone, or wood. It can also be made of synthetic materials such as PVC, fiber cement, or composite materials. 2.Installation: Wall cladding is typically installed over the existing wall surface and is attached using adhesives, fasteners, or a combination of both. 3.Purpose: Wall cladding is used to provide protection from the elements, improve the look of a building, or add insulation. 4.Maintenance: Wall cladding requires periodic cleaning and may require repainting or refinishing over time. Wall Paneling: Definition: Wall paneling refers to the installation of panels, typically made of wood or other decorative materials, onto a wall surface to improve its appearance.
  • 33. M.DESIGN – BUILDING AND INFRA 33 1.Material: Wall paneling can be made of wood, MDF, PVC, or other materials. It can be decorative or functional, and may come in various finishes, colors, and textures. 2.Installation: Wall paneling is typically installed by attaching the panels to the wall surface using adhesive or fasteners. 3.Purpose: Wall paneling is used primarily for aesthetic purposes, to add warmth and character to a room, or to hide imperfections in the wall surface. 4.Maintenance: Wall paneling is relatively low maintenance and may require cleaning or refinishing only occasionally. In summary, wall cladding is a more functional option that is used for protection and insulation, while wall paneling is primarily a decorative choice used to improve the appearance of a room. The best option for a given project will depend on the specific needs and goals of the space 31. Differentiate in between wall paints & wallpapers. Wall Paints: Definition: Wall paints are liquid coatings that are applied to the wall surface to provide color and protection. 1.Material: Wall paints are typically made of a combination of pigments, resins, and solvents. 2.Application: Wall paints are typically applied using a brush, roller, or sprayer. They can be applied in one or more coats, depending on the desired finish and the type of paint used. 3.Variety: Wall paints come in a wide range of colors, finishes, and textures, including matte, satin, semi-gloss, and high-gloss. 4.Durability: Wall paints are relatively durable and can last for several years, but may require touch-ups or repainting over time, especially in high-traffic areas. 5.Maintenance: Wall paints require regular cleaning and may show signs of wear and tear over time, such as chipping, cracking, or fading.
  • 34. M.DESIGN – BUILDING AND INFRA 34 Wallpapers: Definition: Wallpapers are decorative coverings made of paper or other materials that are applied to the wall surface to improve its appearance. 1.Material: Wallpapers can be made of paper, vinyl, fabric, or other materials. They come in a wide range of patterns, colors, and styles, including solid colors, stripes, florals, and geometric patterns. 2.Application: Wallpapers are typically applied using adhesive and are hung in panels on the wall surface. 3.Variety: Wallpapers come in a wide range of designs and styles, allowing for a lot of creativity in decorating a room. 4.Durability: Wallpapers can be relatively durable, but may show signs of wear and tear over time, such as fading, peeling, or bubbling. 5.Maintenance: Wallpapers may require occasional cleaning, and may need to be replaced if they become damaged. 32) Define the term service ducts. • A duct is a length of underground piping (usually made of PVC), which is used to house electrical and communication cables. • Ducts can be laid underground using trenchless techniques, just as piping is laid, however they are not used to carry product, but cables. • The use of ducting enables construction crews to install cables using trenchless technology, which would not be possible otherwise. types of service ducts There are several types of service ducts, including: 1.Electrical Ducts: These are used to house and protect electrical cables, such as power and data cables, which supply power and data connectivity to buildings. 2.Water Ducts: These are used to transport potable water or wastewater from one location to another. They are usually made from PVC or other non-corrosive materials to prevent contamination of the water supply.
  • 35. M.DESIGN – BUILDING AND INFRA 35 3.Telecommunications Ducts: These are used to house and protect fiber optic cables and other telecommunications cables, which are used for data and voice communication. 4.Gas Ducts: These are used to transport natural gas from a central source to buildings and homes. They are usually made from steel or other durable materials that are able to withstand high pressure and temperature. 5.Sewer Ducts: These are used to transport waste and wastewater from buildings to a central treatment facility. They are usually made from concrete or PVC and are designed to withstand the corrosive effects of wastewater. Each type of service duct has its own specific design requirements and standards, depending on the type of utility being transported and the environment in which it is being used. 33)Write a note on the construction of AC ducting AC ducting is an essential component of an air conditioning system, as it distributes cool air throughout a building. The construction of AC ducting involves several steps and requires specific materials to ensure its efficient operation. 1.Design and Planning: The first step in constructing AC ducting is to design and plan the system based on the building's layout, size, and cooling requirements. 2. Material Selection: The most commonly used materials for AC ducting are galvanized steel, aluminum, or fiberglass. The choice of material depends on factors such as durability, fire resistance, and cost. 3. Fabrication: Once the material is selected, the next step is to fabricate the ductwork. This involves cutting and shaping the material to the desired size and shape and joining the pieces together using welding, sealing, or fastening methods. 4. Insulation: To reduce heat loss and improve energy efficiency, the ductwork is typically insulated using materials such as fiberglass, polyurethane foam, or polyethylene foam.
  • 36. M.DESIGN – BUILDING AND INFRA 36 5. Installation: The final step is to install the ductwork in the building. This involves securing the ducts in place using brackets, hangers, or other mounting hardware. Proper installation is critical to ensure the proper operation and longevity of the AC ducting system. In conclusion, the construction of AC ducting is a complex process that requires careful planning, material selection, fabrication, insulation, and installation. It is essential to work with a knowledgeable and experienced contractor to ensure the best outcome. 34) How the storm or rain water is carried out to the public sewer? Explain with necessary sketch Storm water is collected and carried out to the public sewer through a system of pipes and drainage structures. The basic components of a storm water drainage system include catch basins, manholes, inlets, pipes, and outfalls. Here is a simple explanation of how storm water is carried out to the public sewer with a sketch: 1.Catch Basins: Catch basins are structures that collect and hold storm water from surrounding surfaces such as roads, sidewalks, and parking lots. The storm water flows into the catch basin through grates or inlets located in the surrounding surfaces. 2.Manholes: Manholes are structures that provide access to the pipes and drainage systems underground. They are usually located near catch basins and serve as points where the storm water can be inspected, cleaned, and maintained. 3.Pipes: Pipes are used to carry the storm water from the catch basins to the public sewer. These pipes can be made of various materials such as concrete, plastic, or steel and are designed to be strong and durable to withstand the flow of water and debris during heavy storms. 4.Outfalls: Outfalls are the points where the storm water is discharged into the public sewer or other bodies of water such as rivers or lakes. Outfalls are typically located at the end of the drainage system and are equipped with structures that control the flow of water and prevent backflow.
  • 37. M.DESIGN – BUILDING AND INFRA 37 It's important to maintain the storm water drainage system to ensure it operates effectively and efficiently. Regular cleaning and inspection of the catch basins, manholes, and pipes can help prevent blockages and reduce the risk of flooding during heavy rain events 35) Define with sketch , ‘Underground service trenches’ Underground service trenches are trenches dug into the ground to house and protect underground utility services such as water, sewer, gas, and electrical lines. These trenches are typically located near buildings and other structures and are designed to allow for easy access and maintenance of the utility services. Here is a simple sketch of an underground service trench:
  • 38. M.DESIGN – BUILDING AND INFRA 38 When installing underground services, it is important to consider the depth and location of the trench to ensure that the utilities are protected from damage and that access for maintenance is easily achievable. The trench should be dug to the appropriate depth to avoid interference with other underground services, such as underground storage tanks or other utility lines. It is also important to consider the surrounding environment and the potential impact of the trench on the local ecology and wildlife Underground service trenches are an important component of modern infrastructure and play a critical role in delivering essential services to buildings and communities. Regular inspection and maintenance of these trenches can help ensure that they continue to function effectively and safely for years to come. 36. Explain the electrification & plumbing system in high-rise buildings. The electrification and plumbing systems in high-rise buildings are critical components that ensure the comfort, safety, and functionality of the building's inhabitants. Electrification system: The electrification system in high-rise buildings is responsible for distributing electrical power to various parts of the building, such as apartments, common areas, elevators, and mechanical rooms. This system typically consists of the following components:
  • 39. M.DESIGN – BUILDING AND INFRA 39 1.Service entrance: This is the point at which electrical power is brought into the building from the outside. 2.Main distribution panels: These panels distribute electrical power from the service entrance to sub-panels located throughout the building. 3.Sub-panels: These panels distribute electrical power to individual apartments or common areas. 4.Wiring: Electrical wiring is used to connect the various electrical components of the building. 5.Electrical outlets and switches: These components allow for the use of electrical appliances and lighting in the building. Plumbing system: The plumbing system in high-rise buildings is responsible for providing potable water and removing waste water from the building. This system typically consists of the following components: • Water supply: The building is connected to a public water supply or has its own well or water tank. • Water distribution: Pipes distribute water to various parts of the building, such as individual apartments, common areas, and mechanical rooms. • Fixtures: Fixtures such as sinks, toilets, and showers allow for the use of water in the building. • Drainage and venting: Pipes and fixtures are used to remove waste water and sewer gases from the building. Both the electrification and plumbing systems must be designed, installed, and maintained to meet local building codes and safety standards to ensure the safety and comfort of the building's occupants. THANK YOU