The portal bracing in a truss bridge is used to_____________________? – 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

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