Civil Engineering - RCC Structures Design - Discussion

Discussion Forum : RCC Structures Design - Section 1 (Q.No. 13)
13.
For M 150 mix concrete, according to I.S. specifications, local bond stress, is
5 kg/cm2
10 kg/cm2
15 kg/cm2
20 kg/cm2
25 kg/cm2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
40 comments Page 3 of 4.

MANU said:   2 years ago
Thankyou everyone for giving explanation of the answer.

Sri said:   10 years ago
In IS 456:1964 and IS 456:1978 it is noted that 1 N/mm2 = 10 kg/cm2.

Therefore M-10, M 15 grades of concrete of IS 456:1978 corresponds to M100, M150 grades of concrete respectively of IS 456:1964.

Amit Kr. Maiti said:   1 decade ago
For M40 and above bond stress = 1.9 N/mm2. So D is correct.

Bhanu said:   1 decade ago
What is local bond stress?

Anshumali Tiwari said:   1 decade ago
The question is for M15 not M150.

Sunny said:   1 decade ago
Bond stress any concert is 2/3 of grade of concert.

2/3*15 =10 kg/cm2.

Arjun mandal said:   1 decade ago
Permissible stresses in M15 is?

Bindu said:   1 decade ago
It will be 5 for bending stress and 4 for direct stress in compression.

PIYUSH SINGH said:   1 decade ago
As per IS 456 Clause 26.2.1.1 Design Bond stress foe M20 Grade is 1.20. So Design bond stress for M15 grade will be definitely less than 1.2 N/mm^2 around 10 kg/ cm^2.

G.VIMALA said:   10 years ago
It is not M150 grade is M15.


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