engineering recuitment DDA JE Civil 2023 Mock Test Reinforced Concrete Structures Bond, Anchorage and Development Length
As per IS 456:2000, bond strength of concrete τbd = 1.2 MPa for M20. It is increased by 60% for HYSD bar. The development length Ld in terms of ϕ is (σst = 360 MPa) is ___.
1
30 ϕ
2
46.875 ϕ
3
58.59 ϕ
4
75 ϕ