LOADING
Question
The lacing bars in steel column should be designed to resist
A.
Bending moment due to 2.5% of the column load
B.
Shear force due to 2.5% of the column load
C.
2.5% of the column load only
D.
Both (a) and (b)
Answer ( Option B)

Shear force due to 2.5% of the column load

Solution

As per IS 800-2007 clause 7.6.6.1 - 
    The lacing shall be proportioned to resist a total transverse shear, Vt, at any point in the member, equal to at least 2.5 percent of the axial force in the member and shall be divided equally among all transverse lacing systems in parallel planes.

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