If the 20 mm rivets are used in lacing bars, then the minimum width of lacing bar should be______________?

A. sway bracing
B. portal bracing
C. top lateral bracing
D. bottom lateral bracing

A. stronger
B. weaker
C. equally strong
D. any of the above

A. 3t
B. 4t
C. 6t
D. 8t
where t = thickness of the batten plate

A. d/4
B. d/3
C. d/2
D. 2d/3
where d is the distance between flange angles

A. net area and gross area
B. gross area and net area
C. net area in both cases
D. gross area in both cases

A. 3
B. 5
C. 6
D. 7