Jet Blue Airways T5 Terminal Parking at JFK Airport Queens, NY. The power of BIM and integrated design build construction techniques for parking construction.
Pre-engineered buildings use tapered steel frames with varying thicknesses to optimize material usage, reducing weight by 30% compared to conventional buildings. The frames match internal stress diagrams. Secondary "Z" shaped members in pre-engineered buildings are lighter than conventional "I" or "C" shapes and allow for continuous strength when nested. Design and construction of pre-engineered buildings is quicker and more efficient than conventional buildings due to standardization.
Pre-engineered buildings (PEBs) offer several advantages over conventional steel buildings including reduced construction time of at least 50%, lower costs due to standardized components, and single source responsibility. PEBs use tapered built-up steel sections that are 30% lighter than conventional designs. The design process is also quicker as PEBs rely on repeated standard designs and connections. PEB manufacturers can deliver complete buildings within 6-8 weeks on average.
A Study On Pre-Engineered Building – A Construction TechniqueIJERA Editor
Steel industry is growing rapidly in almost all the parts of the world. The use of steel structures is not only economical but also eco friendly at the time when there is a threat of global warming. Time being the most important aspect, steel structures (Pre fabricated) is built in very short period and one such example is Pre Engineered Buildings (PEB).This review from the past experiences presents the results of experimental and analytical studies done on Pre Engineered Building. Results show that these structures are economic, reduces construction cost and time, energy efficient and flexibility of expansion.
Sean O' Leary has over 20 years of experience in civil and structural engineering, working on a wide range of projects across several countries and industries. He has expertise in areas such as project management, design management, risk management, structural design, and team leadership. His experience includes work on residential, retail, industrial, marine, and foundation projects throughout Ireland, the UK, US, and Saudi Arabia.
Pre-engineered building systems (PEBs) originated in the 1960s but their potential was only realized recently. An estimated 70% of new commercial buildings in the US use PEBs. PEBs involve fully fabricating building components in a factory according to design plans and then assembling them on site. They provide benefits over conventional construction like faster construction, assured quality, unlimited design possibilities, and lower life cycle costs. While PEBs are widely used globally, they are a relatively new concept in India but are growing rapidly and finding applications in industrial, commercial, and institutional buildings.
This document compares pre-engineered steel buildings to conventional steel buildings. Pre-engineered buildings are lighter weight, quicker to design and construct, and have lower overall costs than conventional steel buildings. They use tapered primary framing members and light gauge secondary members that are roll-formed into Z- or C- shapes. This allows for more efficient use of materials. Pre-engineered buildings also have standardized connections and components that simplify design, fabrication, shipping, erection and future expansions.
IRJET- Experimental and Analytical Investigation of Fiber Reinforced Polymer ...IRJET Journal
This document provides a general review of fiber reinforced polymer (FRP) bridge deck structures. It discusses that FRP bridge decks perform better than conventional structures as they are lightweight, durable, strong, stiff, and resistant to corrosion. The document reviews the use of FRP in bridge construction in India and China. It examines the materials, design considerations, and applications of FRP bridge decks. Several studies on the behavior and performance of FRP bridge decks under different loads and conditions are also summarized. The document concludes that FRP materials show promising potential for use in bridge construction due to their technical advantages over conventional materials.
Pre-engineered buildings use tapered steel frames with varying thicknesses to optimize material usage, reducing weight by 30% compared to conventional buildings. The frames match internal stress diagrams. Secondary "Z" shaped members in pre-engineered buildings are lighter than conventional "I" or "C" shapes and allow for continuous strength when nested. Design and construction of pre-engineered buildings is quicker and more efficient than conventional buildings due to standardization.
Pre-engineered buildings (PEBs) offer several advantages over conventional steel buildings including reduced construction time of at least 50%, lower costs due to standardized components, and single source responsibility. PEBs use tapered built-up steel sections that are 30% lighter than conventional designs. The design process is also quicker as PEBs rely on repeated standard designs and connections. PEB manufacturers can deliver complete buildings within 6-8 weeks on average.
A Study On Pre-Engineered Building – A Construction TechniqueIJERA Editor
Steel industry is growing rapidly in almost all the parts of the world. The use of steel structures is not only economical but also eco friendly at the time when there is a threat of global warming. Time being the most important aspect, steel structures (Pre fabricated) is built in very short period and one such example is Pre Engineered Buildings (PEB).This review from the past experiences presents the results of experimental and analytical studies done on Pre Engineered Building. Results show that these structures are economic, reduces construction cost and time, energy efficient and flexibility of expansion.
Sean O' Leary has over 20 years of experience in civil and structural engineering, working on a wide range of projects across several countries and industries. He has expertise in areas such as project management, design management, risk management, structural design, and team leadership. His experience includes work on residential, retail, industrial, marine, and foundation projects throughout Ireland, the UK, US, and Saudi Arabia.
Pre-engineered building systems (PEBs) originated in the 1960s but their potential was only realized recently. An estimated 70% of new commercial buildings in the US use PEBs. PEBs involve fully fabricating building components in a factory according to design plans and then assembling them on site. They provide benefits over conventional construction like faster construction, assured quality, unlimited design possibilities, and lower life cycle costs. While PEBs are widely used globally, they are a relatively new concept in India but are growing rapidly and finding applications in industrial, commercial, and institutional buildings.
This document compares pre-engineered steel buildings to conventional steel buildings. Pre-engineered buildings are lighter weight, quicker to design and construct, and have lower overall costs than conventional steel buildings. They use tapered primary framing members and light gauge secondary members that are roll-formed into Z- or C- shapes. This allows for more efficient use of materials. Pre-engineered buildings also have standardized connections and components that simplify design, fabrication, shipping, erection and future expansions.
IRJET- Experimental and Analytical Investigation of Fiber Reinforced Polymer ...IRJET Journal
This document provides a general review of fiber reinforced polymer (FRP) bridge deck structures. It discusses that FRP bridge decks perform better than conventional structures as they are lightweight, durable, strong, stiff, and resistant to corrosion. The document reviews the use of FRP in bridge construction in India and China. It examines the materials, design considerations, and applications of FRP bridge decks. Several studies on the behavior and performance of FRP bridge decks under different loads and conditions are also summarized. The document concludes that FRP materials show promising potential for use in bridge construction due to their technical advantages over conventional materials.
IRJET-Pre-Engineered Building Design of an Industrial WarehouseIRJET Journal
This document summarizes the design of an industrial warehouse using both pre-engineered building (PEB) and conventional steel building (CSB) concepts. A 30m wide by 60m long structure with a 6m height was modeled and designed. Loads, material properties, and design specifications were applied according to Indian standards. Both structures were analyzed using STAAD Pro software. Results found the PEB design had less displacement, reactions, weight, and steel quantity compared to the CSB designs. The PEB structure was concluded to be more economical and efficient for the given industrial warehouse application.
Pre engineered metal buildings - the latest trend in building constructionhlksd
Pre-engineered metal buildings use prefabricated steel framing and standardized components to provide a complete building envelope system. This allows for fast, economical construction of low-rise buildings like warehouses, factories, and houses. The key benefits of pre-engineered metal buildings are their speed of construction, design versatility, energy efficiency from insulated wall and roof panels, and lower long-term maintenance costs compared to traditional construction methods. They are well-suited for a wide variety of commercial and industrial building applications.
IRJET- Comparison of Structural Elements of a Pre-Engineered Building in Two ...IRJET Journal
This document compares the structural elements of a pre-engineered building (PEB) constructed in two different wind zones - Hyderabad and Bangalore, India. It finds that the dimensions of elements like frames, purlins, and panels vary between the locations due to differences in wind loads. The analysis is conducted using STAAD.Pro software according to building codes. Previous studies have shown that PEB construction has advantages over conventional steel buildings in terms of quality control, cost, construction time, and maintenance requirements. However, PEBs may be more prone to corrosion and have limitations in appearance compared to other building types.
Pre Engineered Steel buildings are the fastest systems of modern day construction, an amalgamation of Speed, functionality and durability. These are known for their unique designs, self adhesive nature, and thermal insulation properties. Delta steel provide end-to-end PEB solutions from structural design to installation
Britt, Peters and Associates (BPA) is a structural and civil engineering firm that has been in business for over 40 years. It has a diverse team of engineers and has completed thousands of projects for private and public clients. Some of BPA's notable past projects include structural engineering for mixed-use and multi-family residential buildings in South Carolina cities like Greenville, Charleston, and Mount Pleasant. BPA also has experience with educational, healthcare, and civic infrastructure projects throughout South Carolina.
This document discusses pre-engineered steel buildings. It begins with a brief history of how the concept originated from reducing steel usage in the USA. Then, it describes the typical design process which involves calculating loads, performing structural analysis and design, and optimizing the frame design. The key components of pre-engineered buildings are identified. Advantages like faster construction, lower cost, and seismic resistance are highlighted. Guidelines for design and the erection system are also outlined.
The document provides an overview of different types of concrete and their applications. It discusses autoclaved aerated concrete (AAC), its history, composition, manufacturing process, properties and applications. AAC is a lightweight, insulating building material made from cement, sand and an aluminum compound. It is used in wall, floor and roof construction. The document also covers asphalt concrete, decorative concrete, roller-compacted concrete and self-compacting concrete, outlining their histories, compositions, manufacturing processes and properties. The various types of concrete discussed each have advantages for different construction applications.
Howard is a senior principal structural engineer with over 30 years of experience in structural engineering and project management. He has expertise in structural design, construction engineering, and project management for a wide range of industrial projects. Currently he is the lead engineer for structural engineering projects in the oil and gas sector, including offshore platforms and pipelines.
Pre-engineered buildings (PEBs) are constructed using prefabricated steel sections designed based on structural calculations. The sections are manufactured in a factory, transported to the site, and assembled using bolted connections. PEBs originated in the US due to high steel costs, as using prefabricated sections reduced steel usage. PEBs offer benefits like faster construction, lower costs, seismic resistance, and large clear spans, and are used for industrial, commercial, and infrastructure projects.
With more than decades of experience Unique Roof Private limited expertise in manufacturing pre engineered buildings in India as well as different components for a building in detail and assemble them to set up your building in your construction site in timely manner.
ABC in Nebraska: Belden to Laurel BridgeJill Reeves
This document summarizes the replacement of the Belden-Laurel Bridge in Nebraska using accelerated bridge construction (ABC) techniques. The old 3-span steel girder bridge from 1938 was deteriorating and in need of replacement. The new single-span bridge features precast concrete girders, deck panels, abutment caps, wing walls, and approach slabs that were assembled on site to replace the bridge over a weekend, minimizing road closure time. The precast elements were connected using self-consolidating concrete, ultra-high performance concrete, and high-early strength concrete to accelerate construction.
Pre-engineered buildings are factory-built structures consisting of prefabricated components that are assembled on-site. The components are designed and manufactured based on a client's requirements and structural calculations. This allows the building to be lighter and less expensive than traditional on-site construction, with components delivered and assembled more quickly.
KBE Building Corporation has over 54 years of experience in construction services including parking structures. They have expertise in design-build, construction management, and general contracting. Some of their parking structure projects include a 1,186 space structure in New Haven, CT, a 498 space structure in Stamford, CT, and a 450 space structure for Western Connecticut State University.
PEB Steel is a manufacturer of pre-engineered steel buildings. Their vision is to be recognized as the benchmark in the steel buildings industry through product perfection, engineering excellence, and best customer service. Their mission is to bring pre-engineered building technology to areas that need it most worldwide. They offer customers versatility in design and fast delivery times while maintaining safety and using the latest codes and standards.
Pre-engineered buildings are factory-built steel structures that are shipped to sites in pieces and bolted together for quick assembly. They are rectangular structures enclosed in corrugated metal sheeting. PEB construction is fast because foundations are poured while factory fabrication occurs. PEBs have primary and secondary structural elements, roof/wall panels, and accessories. They provide benefits like reduced construction time, lower costs, flexibility for expansion, large clear spans, quality control, and energy efficiency. However, they also have disadvantages like corrosion sensitivity, added insulation costs, and limited design customization. PEBs are commonly used for warehouses, factories, workshops, and other industrial and commercial buildings.
This document provides an introduction and overview of Corus Advance structural sections for use in steel construction. It includes the following key points:
- Corus is a major UK and global steel producer and manufacturer of structural steel sections.
- Steel construction offers benefits like speed of construction, economy, flexibility, sustainability, and recyclability.
- The document contains selection of structural section property tables from the Corus Advance range to assist students in steel structure design.
- For the full listing of Advance section properties and capacities, the online "Blue Book" can be downloaded from the Corus website.
This document provides contact information for MPIL Steel Structures Limited, an Indian steel fabrication company. It lists the company's factory and office locations in Maharashtra, Karnataka, Delhi, Gujarat, and Hyderabad. It also provides the addresses and contact details of the company's corporate headquarters. The document promotes MPIL's capabilities in pre-engineered buildings, steel structures, and acting as a turnkey solutions provider for metal building products.
LDCC is a lightweight cellular concrete made with cement, water, and preformed foam to produce a hardened material with a density of 50 lbs or less per cubic foot. It replaces coarse aggregate with air bubbles, making it flowable and self-compacting for rapid placement into structures. LDCC comes in permeable and non-permeable varieties and has a broad range of applications including backfill, trench filling, and retaining walls due to its versatility, durability, and environmental friendliness.
This document discusses cultural dimensions that impact business behavior and communication styles across different countries, including Spain and Portugal. It covers three main cultural dimensions:
1. Linear-active vs. multi-active vs. reactive - how actively people communicate and their priorities of being task-driven, people-driven, or listeners. Spain and Portugal tend to be more multi-active.
2. Explicit vs. implicit communication - whether communication is direct or indirect. Spain and Portugal prefer more implicit communication.
3. Empirical vs. theoretical reasoning - the importance placed on facts or theories. Spain and Portugal give more weight to empirical reasoning over theoretical arguments.
LUUMS is a company that provides industrial LED lighting solutions. They analyze clients' current lighting situations, inventory needs, and offer LED solutions that provide the same or better light output while reducing energy consumption by 60% and maintenance costs. Their customizable LED lights have a lifespan of over 50,000 hours and offer savings that result in a return on investment within 5 years. They discuss proposals with clients including project scope, duration, funding, and more.
IRJET-Pre-Engineered Building Design of an Industrial WarehouseIRJET Journal
This document summarizes the design of an industrial warehouse using both pre-engineered building (PEB) and conventional steel building (CSB) concepts. A 30m wide by 60m long structure with a 6m height was modeled and designed. Loads, material properties, and design specifications were applied according to Indian standards. Both structures were analyzed using STAAD Pro software. Results found the PEB design had less displacement, reactions, weight, and steel quantity compared to the CSB designs. The PEB structure was concluded to be more economical and efficient for the given industrial warehouse application.
Pre engineered metal buildings - the latest trend in building constructionhlksd
Pre-engineered metal buildings use prefabricated steel framing and standardized components to provide a complete building envelope system. This allows for fast, economical construction of low-rise buildings like warehouses, factories, and houses. The key benefits of pre-engineered metal buildings are their speed of construction, design versatility, energy efficiency from insulated wall and roof panels, and lower long-term maintenance costs compared to traditional construction methods. They are well-suited for a wide variety of commercial and industrial building applications.
IRJET- Comparison of Structural Elements of a Pre-Engineered Building in Two ...IRJET Journal
This document compares the structural elements of a pre-engineered building (PEB) constructed in two different wind zones - Hyderabad and Bangalore, India. It finds that the dimensions of elements like frames, purlins, and panels vary between the locations due to differences in wind loads. The analysis is conducted using STAAD.Pro software according to building codes. Previous studies have shown that PEB construction has advantages over conventional steel buildings in terms of quality control, cost, construction time, and maintenance requirements. However, PEBs may be more prone to corrosion and have limitations in appearance compared to other building types.
Pre Engineered Steel buildings are the fastest systems of modern day construction, an amalgamation of Speed, functionality and durability. These are known for their unique designs, self adhesive nature, and thermal insulation properties. Delta steel provide end-to-end PEB solutions from structural design to installation
Britt, Peters and Associates (BPA) is a structural and civil engineering firm that has been in business for over 40 years. It has a diverse team of engineers and has completed thousands of projects for private and public clients. Some of BPA's notable past projects include structural engineering for mixed-use and multi-family residential buildings in South Carolina cities like Greenville, Charleston, and Mount Pleasant. BPA also has experience with educational, healthcare, and civic infrastructure projects throughout South Carolina.
This document discusses pre-engineered steel buildings. It begins with a brief history of how the concept originated from reducing steel usage in the USA. Then, it describes the typical design process which involves calculating loads, performing structural analysis and design, and optimizing the frame design. The key components of pre-engineered buildings are identified. Advantages like faster construction, lower cost, and seismic resistance are highlighted. Guidelines for design and the erection system are also outlined.
The document provides an overview of different types of concrete and their applications. It discusses autoclaved aerated concrete (AAC), its history, composition, manufacturing process, properties and applications. AAC is a lightweight, insulating building material made from cement, sand and an aluminum compound. It is used in wall, floor and roof construction. The document also covers asphalt concrete, decorative concrete, roller-compacted concrete and self-compacting concrete, outlining their histories, compositions, manufacturing processes and properties. The various types of concrete discussed each have advantages for different construction applications.
Howard is a senior principal structural engineer with over 30 years of experience in structural engineering and project management. He has expertise in structural design, construction engineering, and project management for a wide range of industrial projects. Currently he is the lead engineer for structural engineering projects in the oil and gas sector, including offshore platforms and pipelines.
Pre-engineered buildings (PEBs) are constructed using prefabricated steel sections designed based on structural calculations. The sections are manufactured in a factory, transported to the site, and assembled using bolted connections. PEBs originated in the US due to high steel costs, as using prefabricated sections reduced steel usage. PEBs offer benefits like faster construction, lower costs, seismic resistance, and large clear spans, and are used for industrial, commercial, and infrastructure projects.
With more than decades of experience Unique Roof Private limited expertise in manufacturing pre engineered buildings in India as well as different components for a building in detail and assemble them to set up your building in your construction site in timely manner.
ABC in Nebraska: Belden to Laurel BridgeJill Reeves
This document summarizes the replacement of the Belden-Laurel Bridge in Nebraska using accelerated bridge construction (ABC) techniques. The old 3-span steel girder bridge from 1938 was deteriorating and in need of replacement. The new single-span bridge features precast concrete girders, deck panels, abutment caps, wing walls, and approach slabs that were assembled on site to replace the bridge over a weekend, minimizing road closure time. The precast elements were connected using self-consolidating concrete, ultra-high performance concrete, and high-early strength concrete to accelerate construction.
Pre-engineered buildings are factory-built structures consisting of prefabricated components that are assembled on-site. The components are designed and manufactured based on a client's requirements and structural calculations. This allows the building to be lighter and less expensive than traditional on-site construction, with components delivered and assembled more quickly.
KBE Building Corporation has over 54 years of experience in construction services including parking structures. They have expertise in design-build, construction management, and general contracting. Some of their parking structure projects include a 1,186 space structure in New Haven, CT, a 498 space structure in Stamford, CT, and a 450 space structure for Western Connecticut State University.
PEB Steel is a manufacturer of pre-engineered steel buildings. Their vision is to be recognized as the benchmark in the steel buildings industry through product perfection, engineering excellence, and best customer service. Their mission is to bring pre-engineered building technology to areas that need it most worldwide. They offer customers versatility in design and fast delivery times while maintaining safety and using the latest codes and standards.
Pre-engineered buildings are factory-built steel structures that are shipped to sites in pieces and bolted together for quick assembly. They are rectangular structures enclosed in corrugated metal sheeting. PEB construction is fast because foundations are poured while factory fabrication occurs. PEBs have primary and secondary structural elements, roof/wall panels, and accessories. They provide benefits like reduced construction time, lower costs, flexibility for expansion, large clear spans, quality control, and energy efficiency. However, they also have disadvantages like corrosion sensitivity, added insulation costs, and limited design customization. PEBs are commonly used for warehouses, factories, workshops, and other industrial and commercial buildings.
This document provides an introduction and overview of Corus Advance structural sections for use in steel construction. It includes the following key points:
- Corus is a major UK and global steel producer and manufacturer of structural steel sections.
- Steel construction offers benefits like speed of construction, economy, flexibility, sustainability, and recyclability.
- The document contains selection of structural section property tables from the Corus Advance range to assist students in steel structure design.
- For the full listing of Advance section properties and capacities, the online "Blue Book" can be downloaded from the Corus website.
This document provides contact information for MPIL Steel Structures Limited, an Indian steel fabrication company. It lists the company's factory and office locations in Maharashtra, Karnataka, Delhi, Gujarat, and Hyderabad. It also provides the addresses and contact details of the company's corporate headquarters. The document promotes MPIL's capabilities in pre-engineered buildings, steel structures, and acting as a turnkey solutions provider for metal building products.
LDCC is a lightweight cellular concrete made with cement, water, and preformed foam to produce a hardened material with a density of 50 lbs or less per cubic foot. It replaces coarse aggregate with air bubbles, making it flowable and self-compacting for rapid placement into structures. LDCC comes in permeable and non-permeable varieties and has a broad range of applications including backfill, trench filling, and retaining walls due to its versatility, durability, and environmental friendliness.
This document discusses cultural dimensions that impact business behavior and communication styles across different countries, including Spain and Portugal. It covers three main cultural dimensions:
1. Linear-active vs. multi-active vs. reactive - how actively people communicate and their priorities of being task-driven, people-driven, or listeners. Spain and Portugal tend to be more multi-active.
2. Explicit vs. implicit communication - whether communication is direct or indirect. Spain and Portugal prefer more implicit communication.
3. Empirical vs. theoretical reasoning - the importance placed on facts or theories. Spain and Portugal give more weight to empirical reasoning over theoretical arguments.
LUUMS is a company that provides industrial LED lighting solutions. They analyze clients' current lighting situations, inventory needs, and offer LED solutions that provide the same or better light output while reducing energy consumption by 60% and maintenance costs. Their customizable LED lights have a lifespan of over 50,000 hours and offer savings that result in a return on investment within 5 years. They discuss proposals with clients including project scope, duration, funding, and more.
We are presenting our first product, BUNCH, an ultra-small and energy-efficient Bluetooth tag that can be stuck or attached to devices, people, or animals to locate them using a smartphone or tablet. The tags have a built-in buzzer and light to help find items in the dark or hidden from view, with a range of about 30 meters and a battery life of over a year. The tags can be used to locate keys and other items like remote controls, kids' jackets, pets' collars, phones, tablets, and more by calling out to them from a smartphone.
The document discusses various social media platforms and their merits and demerits. It describes Facebook, YouTube, Twitter, LinkedIn, Wikipedia, Google+, and Blogger. For each platform, it provides 2-3 merits (benefits) and 2-3 demerits (disadvantages). The conclusion states that while social media makes communication easy, it can also create confusion between real and fake information, but removing biased content could make social media more trustworthy.
Ultra small Bluetooth tags can be attached to items like keys, remotes, pets, and bags to locate them within 30 meters using a smartphone. The tags have a built-in buzzer and light and last over a year on a single replaceable battery. Customers can stick or attach the tags to devices, clothing, luggage, and other belongings to find lost items, either indoors or outdoors.
Simon Design Engineering is a professional engineering services company focused on providing the latest in client-based concepts and solutions to owners, developers, public agencies, architects, and builders throughout the United States.
The structural steel industry's largest annual networking and educational event, SteelDay 2012, will take place on September 28 across New England. SteelDay allows professionals to tour steel fabrication facilities and learn about steel processes firsthand. It also provides networking opportunities. This year's SteelDay will include events in Boston, New York, Washington D.C., and facility tours in small towns. Chris Moor was selected as the new chair of the committee developing Version 3 of the National BIM Standard for the United States. The Steel Fabricators of New England association advocates for the structural steel industry in the region through education, legislation, and events like an annual steel design conference and golf tournament.
The document summarizes an industrial project in Sasolburg, South Africa to construct a building replicating a European design to house Sasol's process of making liquid fuel from gas. The project team included Sasol as developer and owner, with Walker Smith Architects, BKS, and Royal Haskoning as architect, structural engineer, and quantity surveyor. The main contractor was Haskoning International with Imbabala/Van Staden Engineering as steelwork contractor. The structure was built according to South African standards interpreting the original European design, going up in under three months using 555 tons of steel. Exacting quality, safety, and corrosion protection requirements were challenges in constructing this example of an industrial project.
Low cost houisng and alternate building materialsNaresh Yadav
This document summarizes a presentation on using prefabricated and alternate building materials for low-cost housing. Some key points:
- Prefabricated components like precast concrete planks, panels, and lintels can reduce construction costs by eliminating shuttering and scaffolding. Standardizing components increases speed and productivity.
- Alternate materials like fly ash bricks, hollow concrete blocks, and lime can also reduce costs when used for walls. Larger wall blocks use less mortar.
- A demonstration housing project in Bangalore used materials like solid concrete blocks, RCC slabs, and precast doors to build 252 units for Rs. 60,000 each. Overall costs were reduced by 30-50
Performance of ibs precast concrete beam column connections under earthquake ...Ramin Vaghei
This literature review examines the performance of precast concrete beam-column connections under earthquake effects. It finds that the seismic performance of precast structures depends greatly on the ductility of connectors joining components like beams and columns. Two commonly used connectors identified are the hybrid post-tensioned beam-column connection and the Dywidag Ductile Connector. The review concludes that future research could optimize these connections for use in low seismicity regions, with a focus on practical designs that do not further impede precast construction acceptance.
City of orlando db colonial ped overpass technicalBrendan O'Connor
The proposal provides an alternative alignment for the pedestrian overpass that would span a pond with a prefabricated steel box-truss, eliminating construction within the pond. Foundations for piers supporting the trusses would be outside the pond. The alignment is slightly longer but maintains flow. The proposal recommends using precast concrete piles with pile caps for deep foundations, prefabricated steel trusses spanning 220 feet, and precast concrete beams or cast-in-place slabs for approach ramps. Retained earth walls are proposed for ease and safety. Stormwater management complies with regulations.
This document is a resume for Armen Miskarov, a structural engineer. It summarizes his education, licenses, experience, and projects. Miskarov has over 19 years of experience in structural engineering design for industrial, commercial, and transportation projects. He has worked on bridge, building, and specialized infrastructure designs. His experience includes working for private engineering firms, state and federal agencies, and international relief programs.
this slides is about the technologies like using HPC, SCC, high performance steel, prefabricated deck panels, spot welding system,GSSI bridge scan system used in construction of bridges
International Journal of Engineering Research and DevelopmentIJERD Editor
Electrical, Electronics and Computer Engineering,
Information Engineering and Technology,
Mechanical, Industrial and Manufacturing Engineering,
Automation and Mechatronics Engineering,
Material and Chemical Engineering,
Civil and Architecture Engineering,
Biotechnology and Bio Engineering,
Environmental Engineering,
Petroleum and Mining Engineering,
Marine and Agriculture engineering,
Aerospace Engineering.
Research Paper on Analysis and Design of Steel Truss by using Angle and Tube ...IRJET Journal
This document presents research on analyzing and designing steel roof trusses using angle and tube sections. The researchers analyzed and designed steel roof trusses for an industrial warehouse building using both angle and tube sections. They then calculated the quantity of steel required and compared the results of the two designs to determine the most economical truss section. Their methodology included planning the roof truss, calculating forces, analyzing and designing the trusses using each section type in STAAD PRO software, calculating material quantities, and comparing the results. The goal was to evaluate which section type provides the most effective truss design in terms of weight and cost.
Advanced Infrastructure Technologies has developed a proprietary composite arch tube system for bridge construction as a more cost-efficient and durable alternative to traditional building methods. Their system uses inflatable composite tubes that are bent on-site to form arches which are then filled with concrete. This eliminates the need for heavy transportation, rebar, and temporary formwork. They have completed the first bridge using this system in Pittsfield, ME and have a pipeline of 16 future bridge projects. Management aims to address the large problem of deficient bridges in the U.S. infrastructure through lower lifecycle costs and a more resilient design.
Major issues to be considered for the successful application of unreinforced and steel fiber reinforced concrete (SFRC) tunnel final linings concepts include:
1) Application limits related to the geotechnical environment, seismic regime, and topography that must be determined based on safety and serviceability requirements.
2) Existing design codes and recommendations provide frameworks for evaluating the safety and serviceability of these lining concepts.
3) Case studies demonstrate that unreinforced and SFRC tunnel linings have been successfully used in tunnels up to 8km and 4.8km respectively, in various ground conditions.
The document summarizes the capstone project of designing and building a parking shade structure. It describes several technical challenges faced, including determining the placement of FRP rebar, forming equations for the curved awning, scheduling collaboration times, curing delays, incorrect structural assumptions, and difficulties assembling the final structure. It also notes the project provided practical experience in areas like project management, teamwork, and implementing new technologies such as FRP reinforcement and arched cantilever design.
The Simmons Team was tasked with redesigning the outdated Dewitt Field Airport Terminal in Old Town, Maine to be more modern, energy efficient, and attain LEED certification. Their design included a larger single-story steel frame building with improved floor plan, sustainable materials, and estimated construction cost of $1.2 million. The redesign addressed the terminal's inefficient use of space and poor conditions while meeting constraints of LEED certification and surrounding buildings.
This document is a resume for Jonathan Rose, a mechanical engineer with over 20 years of experience in aircraft structural design. He has worked on projects for companies like Airbus, Boeing, and Lockheed Martin. His experience includes roles as a design engineer, structures engineer, and lead design engineer where he was responsible for tasks like structural analysis, CAD modeling, drawing production, and ensuring designs met specifications. He is proficient in CAD software like CATIA and has a degree in mechanical engineering as well as technical and problem-solving skills.
Comparative Study of Pre-Engineered Building and Conventional Steel StructuresIRJET Journal
This document provides a comparative study between pre-engineered buildings and conventional steel structures. It discusses the concepts and designs of both building types, with pre-engineered buildings using tapered sections tailored to stress requirements, while conventional structures use standard sections regardless of stress. The document aims to design models of various spans for both building types using Staad Pro software and analyze them under different loads to determine which system is more economical in terms of steel consumption and cost. Previous literature that also found pre-engineered buildings to be more efficient and economical is reviewed.
This document outlines the design, material testing, and construction of a composite chassis for Edith Cowan University's 2010 Formula SAE race car. Key points:
- An extensive material testing program was conducted to determine the optimal composite panel configuration for strength, stiffness, and safety.
- Various core thicknesses, skin materials, and fiber orientations were tested to evaluate their effects on the panel properties.
- The final design utilized a "cut and fold" construction with carbon fiber-skinned aluminum honeycomb panels, which provided high strength and stiffness relative to weight.
- The report details the panel testing process, attachment point design, and construction of the composite monocoque chassis.
iDesign Engineering Services provides CAD/CAE engineering solutions using software like ANSYS, ABAQUS, LS-DYNA, and Hypermesh. The company has expertise in structural, mechanical, automotive and aerospace design. Key projects include analysis of automotive and aircraft structures, software development, and analysis of geo-technical projects involving soil, shoring, caissons, and temporary structures. The document provides details on the promoter's qualifications and experience, important projects, individual engineer capabilities, and the services offered in areas like structural engineering, geo-technical engineering, and computer aided engineering.
The document discusses a study on the structural behavior of composite beams strengthened by a shear connector. It provides background on composite construction using steel and concrete sections. The objectives are to explain composite action, compare composite and conventional beams, and determine structural aspects like bending moment and deflection. The methodology will involve testing materials like cement, aggregates, reinforcement, shear connectors, and steel sections to analyze composite beams.
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Economy Parking at JFK Jet Blue Airways
1. Economy Parking By Alan H. Simon, P.E.
Simon Design Engineering
Bridging underground utilities and reducing future maintenance
needs are just two of the benefits steel provided.
F
For years, there were discussions of replacing Eero Saarin- ing structure needed to reflect and compliment the aesthetic
en’s aging Trans World Airlines Terminal at New York’s John nature of the surrounding area, including the new T5 expan-
F. Kennedy International Airport. In 2007, those discussions sion and monorail system. Although the existing site utilities
became a reality when JetBlue Airways chose JFK as its hub. were indicated in the bridging documents, it also was noted
To support JetBlue’s new Terminal 5, (T5), expansion proxi- that the number, location, and types of utilities had not been
mate parking for 1,500 vehicles was required. The so-called fully verified. This apparently innocuous note would later
Yellow Garage had to be built in a limited timeframe that prove to impact the project in a significant way.
corresponded with the opening of T5. The Port Authority of The Wellesley, Mass.-based structural engineering firm Simon
New York and New Jersey (PANYNJ), in conjunction with Design Engineering, LLC, and The Berlin Steel Construction
JetBlue Airways, compiled preliminary bridging documents Company, Inc., Kensington, Conn., were approached as a team
and issued a Request for Proposals that was made available to by Peter Scalamandre & Sons, Inc., a local New York contrac-
a select group of general contractors. tor with significant Port Authority experience. Although the
The bridging documents established preferred points preliminary bridging documents were based on a fully precast
of egress and desired car counts, and the general footprint concrete solution, they allowed for alternative structural systems.
parameters based on a six-story, precast structure. Pedes- Scalamandre, the general contractor and lead on the design-build
trian egress included elevator cores, enclosed stairwells, and team, believed that a steel solution would greatly benefit the Port
connections to the existing AirTrain monorail system. A key Authority and JetBlue based on comparing the available solutions.
criterion indicated in the documents was that the new park- Simon Design revised the precast structural system, footprint, and
MODERN STEEL CONSTRUCTION november 2010
2. Simon Design Engineering
As part of constructing the new Terminal 5 at New York’s John The design-build team’s decision to use steel framing with long-
➤
➤
F. Kennedy International Airport, the Port Authority of New York span precast spandrels resulted in an open parking structure and
and New Jersey added a steel-framed new six-story parking reduced both the initial cost and maintenance requirements.
structure for 1,500 cars.
column grid with the assistance of Berlin Steel and Scalamandre in ered by barge to the construction site. The double tees were fur-
response to the RFP and bridging documents. nished by Bayshore Concrete Products Corp. of Virginia, which
The design-build team’s structural steel beam and column also recently had provided the AirTrain monorail system’s seg-
solution with a precast concrete decking system was ultimately mental, precast concrete elements to the Port Authority at JFK.
the preferred design solution, making the Yellow Garage the first The ability to use 15-ft double tees and other long-span pre-
PANYNJ design-build garage project using this approach. The
final design incorporated precast spandrels, steel railings, and steel
mesh, reflecting the surrounding structures while meeting the
building code requirements as an open parking structure, which Alan H. Simon, P.E., is presi-
had several benefits. As an open parking structure the use of struc- dent of Simon Design Engi-
tural steel, devoid of supplemental fireproofing, allowed for open neering, LLC. Highly regarded
stairwells as a means of egress. It also permitted the use of exposed for his perceptive and innova-
fire suppression standpipes and eliminated the need for sprinklers tive approach, he has dedicated
(no sprinklering). In addition, the Port Authority realized the ben- his career to the advancement
efits of steel construction, including the initial economical costs of structured parking to benefit
and the minimal maintenance requirements, among others. every client, each community,
The final design approach used 15-ft-wide precast concrete and the environment.
double tee floor slabs, manufactured off site, that were deliv-
november 2010 MODERN STEEL CONSTRUCTION
3. {
manufactured structural elements, which cept called for the use of hot-dipped gal-
are traditionally considered too large to vanized steel, which is economical and has
be transported on roadways, provided the demonstrated longevity and significant
Port Authority and JetBlue with a host durability with little to no maintenance
of inherent benefits. Using steel framing required in the first 50 years of a structure’s
and wider floor units allowed for longer life. However, the Port Authority’s own
spans, large parking bays and stalls, fewer design standards for steel required a three-
columns and visual obstructions (ideal coat paint system to provide a less indus-
for patron safety and utility conflicts). trial finish and appearance. As a result, all
It also considerably reduced the number steel beams and columns were blast cleaned
of deep foundations and foundation ele- to an SP6 standard, and a stringent qual-
ments, overall construction time, and the ity assurance program was implemented to
amount of joint sealants and waterproof- ensure the surface preparation and coating
ing elements required. applications were done in the factory with
The team’s original steel coating con- the requisite quality.
Using steel framing and the ability to deliver the precast double tees by barge enabled the
➤
use of 15-ft-wide panels and other long-span structural elements, resulting in larger parking
bays as well as fewer columns and visual obstructions.
Simon Design Engineering
MODERN STEEL CONSTRUCTION november 2010
4. { }
Toward Parking Automation
With the advancements in materials handling and robotics
made in recent years, providing each client with a customized,
optimal solution to meet individual parking needs is no longer
restricted to traditional solutions. Solutions to parking have
advanced significantly over the decades, and that advancement
is gaining momentum.
Automated parking, often referred to as robotic parking, is
here and carries with it a myriad of benefits. For example, with
the absence of floors, an automated facility may be implemented
under zoning code rules to avoid Floor Area Ratio (FAR) controls,
which limit the size of buildings, even for above-grade facilities.
Structural steel is the logical choice for automated parking
structures. Structural members are small and compact, which
increases the speed of construction, supports the elimination
of concrete floors, and potentially eliminates the need for fire
ratings. Automated parking is also environmentally friendly.
The facilities provide small building and construction site foot-
prints, fewer structural and foundation elements, negligible
carbon footprints, low head heights that greatly reduce overall
building heights, and the ability to use a variety of “green”
façade options such as solar panels. All those benefits and
every patron could have a wait time of just 60 seconds to
retrieve his or her car. To learn more about automated parking,
visit www.sde-us.com/docs/autoparking.htm.
photos by Simon Design Engineering
Foundational Issues utility bridging, and allowed the box beams to be used as integral
Speed of delivery was paramount. A full geotechnical explo- elements in the structure’s steel moment frames, with large forces
ration and test pit program was set in motion immediately upon transferred to the foundations. After the steel box beams were
contract initiation to support the fast-track construction of founda- in place, they were color coded for future reference and safety,
tions, prior to design of the steel superstructure. The Port Author- and ultimately concrete encased and backfilled. Pile caps were
ity originally had planned to relocate the existing on-site utilities also used to bridge the primary utility feeders that lead directly
prior to commencing construction of the new steel and precast six- to JFK and were redesigned as the utility feeder locations were
level parking structure; however, due to schedule constraints, the uncovered during construction.
relocation of the utilities was released to the design-build team.
Once construction began, it became apparent that the existing Access Relocation
utilities could not be relocated in a timely manner and that the Another noteworthy modification during construction was
project delivery schedule would be compromised. Even with con- the decision by the owner and architect to relocate the primary
siderable preconstruction design coordination and efforts, many pedestrian core from the outside perimeter of the structure, to
conflicts with existing underground utilities still needed mitiga- the center of the interior. To accommodate this change numerous
tion. Ultimately, more than 50% of the original foundation plan columns were retrofitted with cover plates or swapped out, more
design had to be modified or redesigned during construction. than half of the foundations were redesigned, and transfer girders
In real time, Simon Design worked with both the design were added—all without consequence to the project’s fabrication
and construction teams to enable the pile-driving and over- and construction schedule.
all construction operations to keep moving as the foundation Although there were several hurdles throughout the Yellow
structural redesign was being done. By using BIM technology Garage project, the revisions of the structural system saved 20%
in conjunction with the steel and precast manufacturers, Simon of the overall project cost and reduced the construction schedule
Design was able to quickly and accurately lay out and design by a year. The garage was completed in time for the opening of
the project’s foundations and superstructure in response to the the T5 terminal.
daily discoveries of additional existing utilities, with a resolu- Architect, Civil and MEP Engineer
tion turnaround of 24 hours or less. The BIM model also aided STV Inc., New York (AISC Member)
in the integration of the steel and precast systems, which greatly
Structural Engineer
reduced the number of architectural component conflicts.
Simon Design Engineering LLC, Wellesley, Mass. (AISC
Existing electrical utility conflicts were bridged with shallow,
Member)
heavy steel box beams, weighing up to a ton per ft, allowing the
utilities to remain in place and functioning throughout construc- Steel Fabricator and Erector
tion. Structural steel’s inherent ability to provide a high degree of The Berlin Steel Construction Company, Inc., Kensington,
torsional resistance made steel box beams the ideal solution for Conn. (AISC Member)
november 2010 MODERN STEEL CONSTRUCTION