what is M20 ? 

3 Answers   L&T, Sukhwani Constructions,

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how bridge design is to be start? what is the preliminary step for design? which code of practice is to be used for design? what r the methods used for design? what r the ivestigation r carried out? what r the design criteria for design and loading conditions?

1 Answers  

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How to produce the Concrete Grade 30mpa at 12hour? How to prevent for plastic shrinkage crack? How can we produce fire resistant concrete?

0 Answers  

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In site how we can identify one way slab and two way slab?

11 Answers   Parth Constructions,

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a wall having area 100 sqft and bricks size 19cm*9cm*9cm so how many bricks required...

14 Answers   Jain Group,

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point of contraflaxure

1 Answers  

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07. 4 main points about check list for rebar works are– ––

1 Answers  

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how to calculate steel for beam of simple home and for heavy buliding ? explain me briefly

3 Answers   CCCL,

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As per thumb rule cement required per 1 cum of M20 concrete is 411Kg/cum(1.57/5.5=0.285cum of cement i.e 0.285*1440=411Kg).But as per PWD rate analysis cement required is 347Kg/cum.the difference is 64Kg.This kind of difference is coming every grade of concrete.Can you give perfect suggestion regarding this.

2 Answers  

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What would be the quantity of cement:Sand:Aggregate (1:2:4) requirement for slab casting measuring 1mtr x 1mtr x 0.10 mtr (4 inches)?

1 Answers  

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What is pile foundation?

15 Answers   GMR,

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what are the compressive strength requirements(in 7 days & 28 days) of cement sand mix used for plastering purpose (Cement:sand-1:6)? Kindly give the IS Code reference also.

3 Answers   L&T,

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