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What is Rebar Splice Coupler? Advantages, Disadvantages

If you have ever worked on a mega Construction project you would have already know what is rebar splice coupler? What is mechanical splicing of rebars? What different types are of rebar splicing system? What are “type-1” or “type -2” mechanical splicing systems?If you don’t know answers to one or more of above mentioned questions than you are lucky to land on this page because today I…
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9+ Uncommon and Rare Type of Beams you don\'t know

As a civil engineer and construction expert, you’d be familiar with a lot of common beam types and kinds but did you know there are a lot of uncommon types of beams you don’t know. Or in other words there are many uncommon types of beams you should know and in this post I’d be sharing all those uncommon structures that are rarely used but are unique, special, scarce and…
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Principles of Structural Design by W.F. Chen & E.M. Lui PDF

The book about Principles of Structural Design is among other series of Handbooks being published by CRC publishers. Structural design is the systematic and precise investigation and examination of the stability, strength and rigidity of structures.The basic objective in structural analysis and design is to produce a structure capable of resisting all applied loads without failure during its…
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What is Structural health monitoring (SHM)

Structural health monitoring (SHM) Civil infrastructures such as bridges, viaducts, buildings, dams etc. are valuable national assets that must be maintained to ensure public safety. In a modern society, these structures facilitate our transportation networks, industrial…
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Parts of a Bridge Structure - Concrete Span Bridge

Bridges in a broad spectrum is one of the major Infrastructure types that depicts the development and expansion of a region. The significance and value of a Bridge is doubt less at all.  These structures have provided the ease and reduced the distances between two cities…
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Strain Hardening Can Reduce The Ductility Of Steel Reinforcement

In a stress-strain curve there are various regions and limits like you might have heard about elastic limit and yielding point etc. However in this post we will not talk about all of these points and will only discuss about a phenomenon named “Strain Hardening”.This topic is very important for civil engineers and structural engineers, as the reinforcing steel bars go through this phase…
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How To Rectify Damaged Broken Reinforcement?

Today, we have gone through a problem at site, there were some dowels of #6 diameter projecting from the base concrete for the wall of a room. During site execution of other works some rebars were poorly crooked and twisted, so it was decided to straight these rebars with…
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What Is The Difference Between Lap Splice Development And Anchorage Length

Reinforced cement concrete is the widest used construction material in civil engineering whether it is that of dam, highway bridges, buildings or infrastructures. Reinforcement used along with concrete proves to be the best available material in terms of economy, strength and sustainability. Choice of reinforcement within a structural member is due to countless advantages and benefits. The…
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What is Bar Bending Schedule?

Bar Bending Schedule or BBS is actually a detailed tabulated worksheet showing the particulars of reinforcing bars as needed in reinforcement drawings of a structure. The phrase “Bar Bending” is so because at the steel yard where different types of reinforcement are cut…
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What are the qualities of a good bar bending schedule?

It is always ensured that the person preparing the bar bending schedule must have a solid site execution experience. The rebar designation and cut length must be carefully selected as it will be the defining point for the scrap which will be remained after cutting and bending. 1. The bar bending schedule must ensure to minimize the cutting and bending loss or reinforcement. What are…
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