what is the requierd compressive strenth for m 20 grade concreat for
7 days?

Answer Posted / jaswinder singh

it is not less than 60% means that it come near about 12kn/mm

Is This Answer Correct ?    7 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how can we construct building without foundation providing only grade beam at ground level

1070


What is the frequency of sampling for the materials of cement,Fine aggregate, Coarse aggregate .and refer which code

1851


what is called the inverd level of mabhole chamber?

1634


If we have the center line of the Finnish road level and we want to know what level of pay would have offset the Lhs and Rhus RHS 1,2.5,5 1,2.5,5 m.

1548


Please tell me Detail cost of providing& laying nominal mix design 1:2.5:5,40mm nominal size.curing complete e/c cost of form work in foundation and plinth i/c carriage.

1777






Permissible wastage of cement as per IS code ? In which IS code I get it?

1215


Required amount of Steel bars, cement/ square feet for roofing of residential building upto 3rd floor.

1260


hii.plz send me hpcl placement papers for officers trainees for graduate engg plz my email id is ajm_knit@yahoo.com

1824


Formula of mid span bar

1467


Why do we not deduct steel volume to find actual volume of concrete in practical as we have studied that,,, actual volume of concrete = volume of column- volume of steel pls explain with reference of IS code?????

1612


How much does the leaning tower of pisa lean?

622


What are some structures that may be subjected to fatigue?

661


What are the advantages and disadvantages of lead products in construction?

742


What is the difference between one-way slab and two-way slab?

666


Why is the statue of liberty made of copper?

656