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.

relation bet Coefficient consolidation Cv, time factor Tv, drainage path d, & time t is Cv=d2Tv/t Cv=d2t/Tv Cv=tTv/d2 Cv=Tv/td2

1 Answers   Infosys, SSC,

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what is the cutting length of 90 degree bend in four corner ring in column of 8mm dia size of column 450mmx250mm of clear cover 20mm?

13 Answers   Abhiram Infra Projects, Al-Darwish, Sobha Developers,

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How can I calculate the Compressive strength of cubes after 28 days of curing?Is there any formula or ration ?

7 Answers  

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How many number of cement bags per running metre are required to cast pileof M-20 grade

1 Answers   Mantena,

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How many weight per 1meter cube of concrete for column.

4 Answers   JK Lakshmi Cement,

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why we use cement for concrete

7 Answers  

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How to calculate construction cost of residential building in mumbai

0 Answers  

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From where the relationship of target strength comes in mix design(graph)

1 Answers  

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where bitumen emulsion is used

3 Answers  

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qty of cement,sand and aggregate (1:3:6) required for RCC Slab size 1000 x 500 x 100 mm

6 Answers   APGenco,

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can any one give me sample question paper of BHEL at mdansari86@gmail.com as i m appearing for the same exam.

0 Answers   Bhel,

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How much 1sqf area reinforcement formula

1 Answers   Al Faraa,

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