Why we test compressive strength after 28 days..?

3 Answers   NM Caramoan Builders,

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find the discharge of water through a horizental venturimeter having 400mm dia at the inlet main and 150mm dia at thorat.if the diffrential gauge between inlet and thorat shows a pressure head of 25cm mercury. assume coefficient discharge 0.98 and specfic gravity of mercury as 13.6.

0 Answers   UPSC,

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can we use PPC for concrete wall, If yes, what is the concrete (PPC & OPC) grade for Non- load bearing concrete wall, load bearing concrete wall & for cellar retaining wall.

0 Answers  

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what is the difference between site engineer & site incharge

5 Answers   Infosys,

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when does sedimentation occur before filteration, along with it, along with chlorination, after chlorination?

8 Answers   NTPC,

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what is the relation between seventh day strength & twenty eighth day strength of cement concrete

3 Answers   KPSC Karnataka Public Service Corporation,

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How to check the quality of fine aggregate on site?

1 Answers  

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I'm puting roof slab M20 Design Concrete,Twoway slab how many days wait for remooving of shuttering?

16 Answers  

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Sand density

3 Answers  

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what is the ratio of cement water and sand in RCC?

7 Answers   Cimplex, DLF, GMR,

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Rate analysis of painting

0 Answers  

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how to find steel quantity

1 Answers  

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