Answer / asr

steel & grade of concrete are inversionally proportional..
there fore if you increse size of coloum means you are increasing steel in coloum then you can decrease grade of concrete

Answer / b. adinarayana

now a days not using M15 grade concrete for columns even though if we are using M!5grade
here it is over size than (M20 grade)it will take excess material and time also except cement so 9"x9" with M20 grade is economical

Answer / rashid

Load Bearing capacity factor grade of concrete. If load is high grade of concrete must high with size and qty of steel.

What is the difference between Wraft and file foundation and where these are used ?

2 Answers  

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In tower foundation, on the time of 3 mtr pit RCC casting if water and mud is their surface of PCC then what will be do?

0 Answers  

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How to calculate the Water cement ratio of reqiured compressive Strength of concrete?

11 Answers  

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how do you calculate the length of "L" of main & distribution bar for reinforcing of raft footing

0 Answers  

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How will we calculate the number of cement bags in 6 foot by 6 foot footing?

2 Answers   L&T,

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what do u mean by elongation & flakiness of aggregate?

5 Answers  

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what is diffreant types of water proofing chemical tell me please

2 Answers   Apex,

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What is the ratio of grades m5, m7.5, m10, m15, m20, m25, m30, m35, m40?

0 Answers  

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 Which Types Of Bricks ? 

0 Answers   Assotech,

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In a beam,stirrups are placed closely at ends than at centre due to shear.similarly where would ties be closer to each other-at center or at ends in a column and slab.

0 Answers  

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how many time use of plywood shuttering and IS code

0 Answers   Raheja,

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how to calculate the crushing strength of cement concrete paver blocks 100x100x60 mm thich.

0 Answers   SMA Consulting,

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