how much distance
to provide lap
lengths in
footings,plinth
beams, columns,
beams& slabs
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Answer / mahesh
In general it is 50 times of dia of bar. It depends the grade
of concrete, if higher grade concrete used the lap length
getting reduced.
| Is This Answer Correct ? | 19 Yes | 1 No |
Answer / sjtbehera
ok 5oD is a thumb rule. but it depends grade of concrete
and steel. we take in M25 41d
| Is This Answer Correct ? | 4 Yes | 1 No |
Answer / sumit banerjee
Sorry for posting wrong answer above.
its 50d = 50 x dia of bar
Ex 50 x 8 mm = 400 mm lap distance
| Is This Answer Correct ? | 4 Yes | 2 No |
Answer / drs
grade of reinfocement M20 M25 M30 M35 M40&above
FE415 48*D 41*D 38*D 34*D 30*D
FE500(TMT) 57*D 49*D 46*D 40*D 36*D
| Is This Answer Correct ? | 1 Yes | 0 No |
Answer / prince malik
formula for calculating the lapping length is :
(Db * Fy)/ 4tbd where ,
Db=dia of bar
Fy = stress in bar
tdb is design bond stress = 0.16 * (Fck)^2/3
| Is This Answer Correct ? | 1 Yes | 1 No |
EX :- InColumns =
L|3 , frds i want
this type of answer
| Is This Answer Correct ? | 0 Yes | 1 No |
Answer / sumit banerjee
500d = 500 x dia of bar
ex. 500 x 8 mm = 4000 mm lap distance
| Is This Answer Correct ? | 5 Yes | 20 No |
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