2022-07-13.pptx

PRE-CONSTRUCTION PROCESS - 1
• Site Survey
• Transportation Way
• Surrounding safety measure
• Stack Holder Analysis
• Soil Condition
• Zone Type
• Collection of all drawings
Some basics preconstruction
• Architectural Drawings
• Plan
• Elevation
• Section
• 3D Drawing
• Structural Drawings
• MEP / HVAC Drawing
• Bar Bending Schedule
List of Drawings

Fixing of project constrains
• Time Schedule of the Project
• Scope of the Project
• Cost of the project
• Quality Guideline of the project

• Project Manager
• DPM / PE
• APE
• Store Office
• Asst Store Officer
• Site Assistant
Job Assign to manpower but not limited to
Core Team
• MEP Engineer
• Safety Engineer
• Quality Assurance Engineer
Supporting Team

• Vibrator machine
• Mixture Machine
• Plastering Machine
• Welding Machine
• Grinding Machine
• Level Machine
• Total Station
• Trowel Machine
• Hoist
• Excavator
• Rebar Bender
• Drill Machine
• Breaker Machine
Required Equipments but not limited to

• Piling labour
• Excavation labour
• Civil Labour
• Electrical labour
• Plumbing Labour
• Tiles Labour
• Paint labour
• Metal work labour
• Civil Material Vendor
• Electrical Material Vendors
• Plumbing Material Vendors
• Tiles Material Vendor
• Air conditioning
• Fire Protection
Required Contractor/ Vendor but not limited to

• Time
• Civil Material
• Electrical Material
• Plumbing Material
• Tiles Material
• Paint work
• Metal work
• Cost
Details of Schedule but not limited to

• Designate an area for rubbish and waste.
• Stack and store materials safely.
• Maintain a safe work area.
• Keep access routes clear.
• Put tools away when you’re done.
• Set a tidy example.
• If it is broken, fix it.
• Don’t let cables trip you up.
• Avoid fire risks.
Housekeeping system points but not limited to

• Keep material based on security requirement
• Use proper book keeping
• Daily Ledger Updates
• Monitor wastage
• Monitor pilferage
• Major Item (Brick, Cement, Rebar, Sand, Stone) daily record update on board
Store Management

CONSTRUCTION PROCESS - 1
Mobilization
& Site Preparation
Layout,
Shore
Protection
Excavation & Site
Protection
(Bracing)
Sub Structure (Foundation,
Retaining Wall, RCC element,
etc up to Ground Floor)
Brick Work
Door Frame,
Window Grill,
Verandah Railing
Plumbing
Conduiting
Electrical
Conduiting
Inside
Plaster
Work
Outside
Plaster
Work
Toilet & Kitchen slab
casting and Conceal
Part fitting
Aluminum
& Glass
Work
Tiles Work
Paint
Primary
Work
Electrical
Wiring
Paint 1st
Coat
Door
Shutter
Fitting
Electrical &
Plumbing
Fixture Fitting
Tiles & marble
Pointing &
Polishing
Wooden work &
Primary Polishing
work
Paint Final
Coat
Ground Floor
Cleaning,
Landscaping
Hand Over With
All Documents
Sequence of Construction but not limited to

Points Mobilization & Site Preparation but not limited to
Site Fencing
Utility Connections
Labour Accomodation (Water, Electricity, Toilet)
Site Office
Store
Mud Tank Size and Position
Labour Work Area

Points for Shore Protection but not limited to
• Structural Design and Methodology for
Shore Protection
• Layout for Shore Pile
• Planning for Rig and sequence
• Shore Pile rebar work
• Segments of Cage
• Clear cover block size
• Inner Ring spacing
• Welding & Binding of rebar
• Boring for Shore Pile
• MS cage for Pile (minimum 8’-0”)
• Use Bentonite if require
• Wash properly
• Boring 2 feet more than cage size
• Boring Pipe Length determine / check
• Placing of Cage to Boring
• Proper Direction of cage
• Proper Welding for Two segments
• Shore Pile Casting
• Casting up to +5’-0” of top
• If Require also need King post
• Break Loose top of shore pile
• Tie beam of Shore pile with walking
space and railing

CONSTRUCTION PROCESS -4
Points for Excavation but not limited to
• Bottoms of trenches shall be to grade, tamped firm, clean and free from all debris or foreign
matter
• Abandoned utilities encountered, shall be removed and the ends plugged with concrete or in any other manner
• Bracing Plans
• Excavation Plan
• Excavator size and nos
• Soil removal Planning
• Bracing Plan
• Monitor any seepage carefully
• Monitor any displacement of shore pile
• Dewatering if required
• Excavate the earth in a layer by layer or as per methodology

A. Pre-Excavation –
• Re-locate all utilities pipe line.
• Repair all surface drains around the excavation area. When heavy rainfall is occurred the surface
drain will be collapsed due to heavy pressure runoff water which may cause the tilting the
shorepile.
• Complete top tie beam over the shore pile as per design*
• Fix the grid lines and level in layout. Level should be fixed from existing road level.
• Arrange all bracing materials and fabrication team as per instruction of consultant *
• Preparation an excavation methodology for safe implementation of excavation
• Preparing the site contour map before starting earth excavation.
• Identify and measure distance of adjacent water body of the site.

B. Excavation
• Prepare a travelling ramp for removing of dump truck
• Excavate the earth in a layer by layer (maximum layer 5ft) manner
• Close observation on shore pile alignment, seepage, toppling, earth wearing down etc.
• Erect the bracing as per design in recommended level
• Excavation should speed up and complete concrete as short as possible time.
• Pumping or bailing out water keeping the excavation free of water
• Placing concrete with wire mesh in between the gap of two consecutive piles to protect
horizontal seepage.
• Doing the pipe network and sump pit to collect the horizontal seepage water from different
location to a definite sump pit.
• Report any kind mismatching of works from the plan

Points for Bracing but not limited to
• Bracing Size and quality. Must be straight and no reduced thickness due to rusting
• Bracing Levels should be according to slab level so that can be remove easily after slab casting
• Bracing Plans may be considering for excavator, strength, shed over bracing, soil collection
• Proper welding is required.
• Corner bracing
• King post

Points for Foundation & Retaining work but not limited to
• Brick Flat Soling
• CC work
• Water stopper for Retaining Wall
• Plaster and Wire mesh if require to shore
• Casting of Foundation layer by layer to reduce heat
• Column position properly
• Sump Pit position and Connection by Pipe
Diameter
of head,
mm (in.)
Recommended frequency,
vibrations per minute
Approximate radius of
action, mm (in.)
Rate of
placement,m3/h
(yd3/h)
Application
20-40
(3/4-1½)
9000-15,000
80-150
(3-6)
0.8-4
(1-5)
Plastic and flowing concrete in thin members. Also
used for lab test specimens.
30-60
(1¼-2½)
8500-12,500
130-250
(5-10)
2.3-8
(3-10)
Plastic concrete in thin walls, columns, beams, precast
piles, thin slabs, and along construction joints.
50-90
(2-3½)
8000-12,000
180-360
(7-14)
4.6-15
(6-20)
Stiff plastic concrete (less than 80-mm [3-in.] slump)
in general construction .

Points for Sub Structure work but not limited to
• Provision for Rebar at king post hole on slab
• Removing of bracing after 7 days of below slab casting
• Retaining wall join must be rough and water proofing
• Admixture for waterproofing at retaining wall
• Covering for Water reservoir
• Toe of Foundation
• Ladder or Stair installation
• Generator for smooth electric supply

Points Fair Face work but not limited to – 01 (Form Work)
• Size, Groove, P-cone holes, etc must be as per drawing
• Outer frame will be 10 bwg 40-50 mm, Inner support frame 12 bwg 40-50 mm @ 150 mm c/c,
Surface 12 bwg
• All Corners must be true right angle, Check with corner measurement. Holes must be
accurately positions. Checking by temporary formwork fixing on floor
• Members must be straight. Need to check with string both surface and side.
• Welding must be done properly.
• Primer enamel paint except concrete surface
• Set two layer for checking alignment
• MS box for better support or bracing
• Gasket or celluloid ribbon or foam for Water tightening

Points Fair Face work but not limited to – 02 (Material)
• Use Same Brand cement for Whole work
• Wash Sand properly
• If require use Admixture
• If require, Use White Cement

Points Fair Face work but not limited to – 03 (Workmanship)
• Clean formwork surface properly
• Check Formwork every time before fitting (Straight, Cleaned, etc. )
• Use Shutter oil
• Use foam, celluloid for Water blocking
• Check formwork bracing properly
• Mix proportion must be accurate. Proportion is very important for Texture or
color.
• Use Specialized labour for concreting.

Points for Superstructure work but not limited to
• Proper Safety
• Use Safety Canopy
• Use Safety Net
• Provision for Fire Extinguisher
• Use Material Hoist
• Use Passenger Hoist
• Signing for floor levels
• Proper Lighting
• Power points every floor
• If possible, use temporary toilet in alternative 3 floors

Points for Brick work but not limited to
• Check Brick wall Layout
• 10” thick or more in 1:6 mortar
• 5” thick or less in 1:4 mortar
• Select Lintel Height
• Mortar Thickness Should not more than 12mm and filled properly
• Construct brick work in a day to a height
• For 3” Brick wall = 3’-0” Height
• For 5” Brick Wall = 4’-0” Height
• For 10” Brick Wall = 5’-0” Height
• Curing for minimum 10 days
• Record Brick wall work date at wall and in document
• Top layer must be done after 28 days of RCC Slab shutter removal or 7
days of last layer
• Soak Brick for at least 12 hours and weather dry for 1 house before use

 Ordinary Portland Cement (Grey cement)
 Fine Sand (FM- 1.2~1.5)
 1st Class solid or hollow partition blocks (Machine made)
 Use sound, hard, well burned, and well shaped and crackles 1st class bricks only in brick wall.
 Soak the 1st class bricks thoroughly in clear water at least 12hrs before use. Discontinue soaking one hour before use.
 Mix cement and sand in proportions and in quantity for immediate use until the color of the mixture (called mortar)
is uniform. Then add water sparingly just produce workable mixture. Do not use mixture which is in use for more than
60 minutes. Use cements and sand proportions 1:4 for 5” or less thick wall and 1:6 for 10” or thicker wall.
 Clean the surface where the brick work will be done of dervishes, dust, loose materials or laitance of concrete.
 Chip on RCC surface where brick joint to be made.
 After laying one layer brick on the floor, check the brick layout with the drawing given by Architect.
 Select the lintel height from the finished floor level which is determined from the finished level of lift lobby at Ground
floor.
 Lay the bricks on a full bed of mortar. Slightly press the bricks with the help of trowel into the bed of mortar while
lying to ensure proper adhesion.
 Use English bond pattern with frog marks upward, even and true to line. Keep all joints accurate and plumb bob.
 Check by thread or spirit level the horizontal alignment and by plumb bob the vertical alignment of wall.

 Fill all vertical joints fully with mortar from top.
 Keep thickness of mortar not to exceed ½”
 Fill the joint with mortar and use grouting at concrete face before jointing the brick course with mortar.
 All horizontal layers should be parallel and all vertical joints in alternate course should not be directly one above
another.
 Keep face joints racked to a depth of 3/8” in the green mortar to provide proper key for subsequent cement sand
plastering.
 Construct brick work in a day to a height
For 3” Brick wall = 3’-0” Height
For 5” Brick Wall = 4’-0” Height
For 10” Brick Wall = 5’-0” Height
 Clean the face of Brick work on the same day from mortar dropping after the brick laying is complete.
 Keep the brick work wet with water at least for 7days. Within this period do not strike brick work with hammer or do
not allow any sanitary or electrical groove work, wood work in it or do not disturb the brick work otherwise.

 Use re-bars or wire mesh horizontally in between the two
consecutive layers which can be drilled into the RCC member for
protecting cracks.
 At the top uppermost layer, press fully mortar or place brick at 45
deg with rich proportion mortar so that no cavity can occur.
 Place the top uppermost layer at least 28 days after removing
shutter from RCC member so that proper deflection can occur.

Points for Door Frame but not limited to
• Door Frame Design
• Door Frame size
• Wood Type
• 6” for 5” brick wall with both side plaster, 6¾” for One side plaster and
other side Tiles, etc
• Fixing of Door Frame after proper curing of Brick wall
• Sealer paint to frame to protect from dust and cement slurry. And black
paint at brick side
• Use Bolt or Clamp for fixing with Adequate nos and size.
• Vertical Align

Points for Window Grill & Railing but not limited to
Sample Preparation
• The respective contractor will supply a SAMPLE as per the design & specification
• The respective site in charge & PM will inspect it very carefully (thickness, dimension, finished edges joint
etc.) and certify the workmanship
• Necessary correction/ modification to be done by the contractor before go for construction works
Fitting & Fixing Procedure
• Inspection materials to be performed by respective project PM before applying anti corrosive paint (red
oxide) over metal surface
• Unspecified /improper materials to be rejected and contractor has to replace it
• Check the dimension properly (Horizontally & Vertically) and make sure that it is fitted in correct line &
position side frame must be uniform and all welded joint should be smooth & strong
• Make sure that it is anchored tightly and cement mortar has been put sufficiently & properly
• Remove the loose mortar after fixing the grill/ railing
• Necessary curing should be done upto 7 days

Points for Internal Conduiting but not limited to
• Wall Electrical Conduiting must be deep enough for plaster work
• As per Standard practice / Drawing
• Water Grade for RCC slab
• Avoid Floor, if require, use proper join and not straight
• For Gangs, get architectural level and design of SB
• Type of Geyser (Central or Individual)
• Type of pipe
• Check pressure for plumbing pipes

Points for Plaster work but not limited to
• This item consist of ¾” (average) thick 1:6 cement sand plaster on brick masonry
surfaces
• average ½” thick 1:4 cement sand plaster on RCC surfaces.
• Curing for 14 days and 3 times a day
• Keep Record of Plaster and curing end date
• Chipping of RCC Surface properly
• For Outer wall, Water tank, Retaining wall use Water / Damp proof admixture
• Make pia of plaster 3”x3” @ 6’ C/C as reference level of plaster to make it level &
smooth
• Plaster thickness are required more than 1” 2 coats of plaster
• Corner Must be Sharp
• brick joints shall be raked out to a depth of 6mm
• No overlaps or joints in single unbroken surface unless for size less than 300
square feet

Points for Tiles / Marble work but not limited to
• Level and Align must be done accurately
• Check internal wiring
• Don’t use crack and excess bended tiles
• Join properly 1-3 mm
• Curing for 7 days
• Chipping properly for RCC
• Use Cement slurry at back of tiles
• Confirm quantity in one lot, otherwise shades may vary.
• Use 1:3 mortar
• Use Conmix where necessary
• Use aerolite gum if necessary

Points for Paint work but not limited to
• Mainly Four types of paint based on surface
• Plaster Surface
• Wooden Surface
• Metal Surface
• Floor
• Commonly used paint
• Plastic / Weather Coat
• Enamel
• Polish

Points for Paint work but not limited to
• Mainly Four types of paint based on surface
• Plaster Surface
• Wooden Surface
• Metal Surface
• Floor
• Commonly used paint
• Plastic / Weather Coat
• Enamel / Epoxy
• Polish
• Cement Base
• Acrylic Emulsion
• Snowcem
• Textured Paint

Points for Plastic/ Emulsion Paint work steps but not limited to
• Must start minimum of 14 days after curing
and 45 days after plaster work
• Clean surface
• Stoning surface
• Sealer
• Putty 1st Coat
• Putty 2nd Coat after 24 hours of 1st coat
• Sand Paper apply
• Paint 1st coat after 72 hours of 2nd coat Putty
• Putty 3rd Coat if require
• Sand Paper apply
• Paint 2nd Coat
• Sit Putty , use Light for surface check
• 3rd Coat Paint
• 03 Coat of Luxury Silk
Putty Making
Best quality chalk powder = 1kg
Enamel Paint = 2liter
Plastic Paint = 1gallon
 Precaution
 When painting coat is completed ensure ventilation in the room/
space at least 01 (one) month during and after final coat is over
 Do not apply paint on the surface, which is not cured at least 14
days and not at least 45 days old
 Between two coat of paint at least 72 hrs gap is required
 Do not use paint on wet or damp surface
 Patch work must be completed dry
 Grout/ loose materials must be removed from the surface

Points for Enamel Paint work steps but not limited to
• Mask off or Remove items that should remain paint-free
• Use 120-grit sandpaper or a scuffing pad to scuff up the surface
• Remove Rusting (For Rusting decorative paint, not require)
• Apply Primer / Oxide paint
• Apply Paint 1 or 2 Coat Paint

Points for Shutter work but not limited to
• Shutter Design
• Adequate Hinges
• Vertical Align
• Wood must be free from sap, knot, cracks large holes
• Do not stack more than 8-10 shutters
• Stacking must be done with proper air flow

Points for Aluminum work but not limited to
• Fix level of aluminum work with Tiles paya and Plaster work
• Outer wall must be fixed with proper level
• Approved sample of accessories and sections
• Make sure that it is rain protected and sealant has been used properly
• Check if working properly or not all after finishing
• Fix Type of glass
• Check if Any punches for Exhaust required
• Good quality lock, mohair, wheel, rivet, sealant, etc require for work
• Thickness of Profile

Points for Aluminum work but not limited to
Sample Works:
• The contractor will make a sample window (all complete) and respective PM will inspect it and certify the workmanship
• Sample of all accessories (as above mentioned) to be submitted by the contractor at site for necessary approval and
refers for quality check
Fitting & fixing:
• Outer all frame to be fixed is correct line and position so that there is no gap between aluminium frame & plaster surface
• After fitting glass make sure that it is operated properly & smoothly (lift & right)
• More sure that there is no loose portion while operate, if found any rectify it immediately
• Make sure that it is rain protected and sealant has been used properly
• Any faulty work to be rectified immediately even small a accessories
• Check that there is no sound created from loose framing work while operates
• Make sure that fly proof net has been fixed tightly and there is no loose area
• After total completion of work, check each and every window & door and rectify any faulty work
• Make sure that all glass has been cleared after completion of work and all type holes on frame (on frame (for screwing)
has been covered by plastic rivet

Points for Roof Garden but not limited to
• Water Supply System
• Water Drainage
• Overflow Drainage
• Water Proofing
• Egg Cage / Stone
• Geotex
• Course Sand
• Quality Soil
• Pit
• Slop of Garden bottom

Points for Waterbody / Swimming pool but not limited to
• Water Supply System
• Water Drainage
• Overflow Drainage
• Water Proofing
• Egg Cage / Stone
• Geotex
• Course Sand
• Quality Soil
• Pit
• Slop of Garden bottom

Roof Finish
• Heat Protection
• Damp Protection
• Can be used
• Chemical
• Lime Terracing
• Bituminous Felt

Lime Terracing
• Surface Preparation
• Soak lime with water up to 2 days
• Sieve the lime powder properly and reject the hard lime
• Use lime, surki and brick chips in the proportion 2:2:7. Thickness of limes terracing maximum 4”
• Soak the brick chips at least 3hrs before mixing
• Mix lime & surki in the specified ratio on a clean platform in dry condition till of uniform color.
• Spread the wetted khoa in well uniform thickness. Add lime surki mix in well uniform thickness over the khoa bed
• Allow the mix to age for at least 5 days. Turn over the whole mix once without adding the water and minimum three times by
gradually adding small quantity of water to give lime concrete
• Spread the mixture in single layer on roof evenly to proper slope towards gutter/rain water pipe (slope minimum 1 in 50) and
¾” thicker than specified for consolidation
• Consolidate the lime concrete thoroughly by beating the wooden mallets weighing about 1 to 2 kg and beat thoroughly for 7
days
• Frequently sprinkle lime water (lime slurry) during beating to keep lime concrete wet
• Soften the surface by sprinkling pure water to render to mortar smooth finish which comes to the surface during beating. Finish
with lime rubbed with face of trowel. Do not use the plaster mortar
• Fill up surface pore by lime putty, prepared from lime surki (1:1)
• Round the lime concrete at the junction roof slab and parapet. To make fillet/ champers at the junction of roof slab and parapet
• Keep the surface continuously wet for at least 10 days

POST CONSTRUCTION PROCESS - 1
• Preparation of As Built Drawing
• All Drawing sets
• Operational Manual
• Warranty Guide
• Lock and Key marking
• All Authorities documents
• Properly handed over Project

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