

MCQOPTIONS
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1. |
The portal bracing in a truss bridge is used to_____________________? |
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 |
Answer» B. keep the rectangular shape of the bridge cross-section | |