Answer / bhupesh sheth

generally taken 50 times dia of bar

Example
1) For 8mm = 50 X 8 = 400mm

2) For 10mm dia =50 X 10 = 500mm

3) For 12mm dia = 12 X 12 = 600mm

Answer / ravi chandra

Yes  general taken by 40d or 50 d

Ex.  50x all dia

       40 X all dia

Answer / tapas kr. das

the theory is....
50D
where D = Dia. of BAR

Answer / desigan

mostly 48d or 50d is safer.....but it varies from grade of concrete and economical also seen.....

Answer / setti durgababu

its mainly depends up on type of loading subjected to particular member that is tension or compression
as a commonsense for tension more laplength is req than compression

Answer / ghantola

48d in tension and 40 d in compression. lap length varies as per grade of concrete and steel

Answer / karthik

40 xdia.....for all

Currently how much cost are coming in residential building per sqm with material & Labour rate in Delhi,NCR

1 Answers   NICE,

how much quantity of cement bags are required to fill the one m3 of empty container.?

12 Answers   MSPL,

what is the sp.gravity of sand?

3 Answers  

U are a civil engineering student?why do u want to enter into IT industry

14 Answers   TCS,

WHAT DO YOU MEAN BY MIX DESIGN OF CONCRETE?NAME THE VARIOUS METHODS OF CONCRETE MIX DESIGN.EXPLAIN I.S.METHOD OF MIX DESIGN

0 Answers  

Explain the Strength of brick?

0 Answers  

what is the mix design for M:60 with micro silica andmetakaoline?

0 Answers   L&T,

What are the methods of measurement? Describe it shortly

0 Answers   TATA,

difference between nominal mix and design mix difference between nominal size and actual size of brick,aggregate etc

1 Answers   L&T,

what is the effect of duration of earth quake on framed structures ?

0 Answers  

1.what is the main responsibilites of Site Engineer ? and what are main attitude ?

3 Answers   UltraTech,

what is two point problem.

2 Answers   Ambuja,