The overlap of batten plates with the main members in welded connections should be more than____________________?

A. always equal to factor of safety
B. always less than factor of safety
C. always greater than factor of safety
D. sometimes greater than factor of safety

A. transfer load from top of end posts to bearings
B. keep the rectangular shape of the bridge cross-section
C. stiffen the structure laterally
D. prevent the sidesway buckling of top chord

A. equilibrium condition
B. yield condition
C. plastic moment condition
D. mechanism condition

A. 501
B. 851
C. 200 t
D. 2501
where t is thickness of web

A. 180
B. 200
C. 250
D. 350

A. lower and upper bounds respectively on the strength of structure
B. upper and lower bounds respectively on the strength of structure
C. lower bound on the strength of structure
D. upper bound on the strength of structure