Interviews and Exams questions : ALL About Cement

1: Name the component that responsible for early strength of concrete: Ans: C3S ( Tri Calcium silicate ) , that react with water and produces more heat of hydration is responsible for early strength of concrete. 2: Which compound contribute to the later strength of concrete...

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Los Angeles Abrasion Test , Why and How To Perform

LOS ANGELES ABRASION TEST: This is hardness test for aggregates, used in Laboratory  to determine the hardness value or abrasion value  APPARATUS :  Los Angeles Abrasion Testing Machine , Abrasive Charge – Cast iron or steel balls ,Test sieve – 1.70 mm IS sieve...

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Test for bricks

(1) Absorption: A brick is taken and it is weighed dry. It is then immersed in water for a period of 16 hours. It is weighed again and the difference in weight indicates the amount of water absorbed by the brick. It should not in exceed 20 per cent of weight of dry brick. (2) Compressive/Crushing...

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Building Demolitions through controlled explosions!

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Compostition of cement

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What is actually poisson's ratio.. Read it u will learn something most important

Poisson's ratio is defined as the negative of the ratio of the lateral strain to the axial strain for a uniaxial stress state. If a tensile load is applied to a material, the material will elongate on the axis of the load ﴾perpendicular to the tensile stress plane﴿, Tensile deformation is considered...

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Characteristic strength of concrete

Characteristic strength of concrete is one of the important properties of concrete which indeed unanimously by design engineeror any other person involved in the construction sector. The compressive strength of concrete is given in terms of the characteristic compressive...

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About piles

End Bearing Piles ::- 1:-In end bearing piles, the bottom end of the pile rests on a layer of especially strong soil or rock. 2:- The load of the building is transferred through the pile onto the strong layer. 3:-In a sense, this pile acts like a column. 4:-The key principle is that the...

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POINTS TO REMEMBER FOR CIVIL SITE ENGINEERS

Following are few general points to remember for civil site engineers to make the construction work easier while maintaining quality of construction. Lapping is not allowed for the bars having diameters more than 36 mm. Chair spacing maximum spacing is 1.00 m (or) 1 No per 1m2. For dowels rod minimum of 12 mm diameter should be used. Chairs minimum of 12 mm diameter bars to be used. Longitudinal...

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A Step-by-Step Guide to the Home Building Process

1. Prepare site and pour foundation: Often, site preparation and foundation work are performed by the same crew, but this may not be the case with a wooded lot. Using a backhoe and a bulldozer, the crew clears the site of rocks, debris and trees for the house and, if applicable, the septic system. The crew levels the site, puts up wooden forms to serve as a template for the foundation,...

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BURJ KHALIFA : THE NAME TELLS EVERYTHING== >>

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10 Highest Bridges In The World = =>>

1. Sidu River Bridge, China – Height of 496 m (1,627 ft). This 1,222 m (4,009 ft) long suspension bridge is the world’s highest bridge since 2009. Located in the Hubei Province, it  crosses the valley of the Sidu River 2. Baluarte Bridge,...

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