Answer / sjtbehera

according to IS456-2000 it will be 175kg/sqcm

Answer / mohammed aijaz hussain

Compressive Strength for M20 concrete in 7 days is 175 kg/sq.cm.

Answer / alfonso

compressive strength of concrete for 21 day curing period
is 21 MPa whic is equal to :
= 2,100 N / mm2
= 2.10 KN / mm2

for a 7 day curing period, strength will be 1/3 of the
comp.stregth.

Answer / maverick

It should be atleast 26.60 N/mm2

Answer / rajesh

135 N/mm2

we are provide groove at sides of door & window frames, columns & beams any water dampness & seepage in external side? explain it

1 Answers  

i have to give lap joint fo 1Mtr steel of dia12mm,whenever i did mistake i cut less 5cm plz tell me how much i will give lap joint so that length comes 1Mtr

0 Answers   National Construction Authority,

How about the temperature of grade 35A concrete? Does it depend on the ambient temperature?

0 Answers  

what is the maximum height of concrete casting.

2 Answers   IVRCL,

what is mean by eccentric footing?

3 Answers   Shiva Corporation,

i m a btech 1st year student of civil branch. i want to do mba in future after having some work experience in civil field.is there any mba course made exclusively for civil engineers?

3 Answers  

What is the nature of duties & responsibilites senior civil engineer ?what is self confident & satisfaction should be a senior civil engineer?

0 Answers   gdcl,

we want build 10ft height ,tostore 4 litresof water.what is theground basement for steel andcement andsand.please send us basment calculation?

0 Answers   BBCL,

WHAT IS THE CAUSES OF RUTTING ON FLEXIBLE PAVEMENT?

0 Answers   Ace Info, Anil Group,

What is geopolymer based concrete?

0 Answers  

What is the unit weight of cement?

1 Answers  

The designs required to construct a building are ––

1 Answers