Civil Engineering - Steel Structure Design - Discussion

Discussion Forum : Steel Structure Design - Section 2 (Q.No. 31)
31.
A long plate girder is subjected to a maximum bending moment M in which permitted allowable bending stress is fb. The economical depth de and the thickness of the web tw, is given by
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Garry said:   8 years ago
This formula is based on the assumption that flanges weight has been reduced to 80% of its original value due to curtailment at different sites if 80% is not used factor 1.21 will come.

Meenal said:   6 years ago
Then what is the correct answer can anybody explain, please?

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