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.

On concrete surface 1sq.ft area hacking no's of hack?

7 Answers  

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What is the mix proportion of m30 grade?

4 Answers  

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what is mean by c32/40s concrete class

0 Answers  

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how calculate the cube strength in percentage

1 Answers  

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for columns reinforcement the lap length is not provided then how to rebar the rods then how rebar should be lapped

4 Answers   Nagarjuna Construction,

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for 32 dia (EQR HYSD steel) bar how much deduction for 45 and 90 degree band

0 Answers   Aecom,

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What is the the difference between piller base and wall base ? give cost difference ?

1 Answers   DLF, L&T,

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How to estimate the shuttering material requirement for a slab and beam and shear wall..? Please send thumbrule to estimate material required ( Plywood, Ms plates, runners, acrospans, jacks)

0 Answers   Sumadhura Infracon,

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how to calculate the scour depth

0 Answers  

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what is unit of density,specific gravity

6 Answers  

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Why should appointment store person for project ? what is the benefits for company ?

0 Answers  

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for rcc which condition will u adopt now

4 Answers   bscpl,

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