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.

The slenderness ratio of a column is zero when its length ??

2 Answers   SSC,

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What sizes of stones chips are used for foundation, column and floor casting. Please answer in detail.

0 Answers   Krishna Constructions,

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What is the volume of 50kg cement bag?

3 Answers   L&T,

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how to calculate result on Plate bearing test?

1 Answers  

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What are the specification of good quality sand for plaster and brickwork?

2 Answers  

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Why is the use of granular sub-base in concrete carriageways not preferred, explain?

0 Answers  

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can you give me the details of rate analysis of steel and concrete?

0 Answers   L&T,

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What is the formulae of percentage of steel

3 Answers   NTPC, Private,

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why there is curve at the end in channel sectin

3 Answers   Birla, GNFC,

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how much quantity of cement and sand required for construction of 10 cum brick work( Brick size 3"*4"*9"(Standard size ) an d for 10 cum construction of SSM (Size stone masonary) with Cm 1:6 for both.

11 Answers   GRC, KEC, L&T, Techno Electric and Engineering, UPENN,

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what is shear force 

2 Answers   NLC Neyveli Lignite Corporation Limited,

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Soil Mechanic: You are building a gravel road. How much water do you need to mix in compact 100 m3 of road quantity borrow pit gravel?

1 Answers  

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