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Questions and Answers
What method of bridge construction is particularly suited to long span bridges and those far above ground or water level?
What method of bridge construction is particularly suited to long span bridges and those far above ground or water level?
- Suspension bridge construction
- Cantilever erection (correct)
- Pier construction
- Segmental construction
What is typically required during cantilever erection to strengthen the beam sections against horizontal bending, or torsion in the case of open U shaped box girders?
What is typically required during cantilever erection to strengthen the beam sections against horizontal bending, or torsion in the case of open U shaped box girders?
- Additional welding
- Riveting reinforcement
- Steel plate stiffening
- Temporary plan bracing (correct)
In cantilever erection, what can be used to join together two opposing pieces of bridge by cantilevering from adjacent piers?
In cantilever erection, what can be used to join together two opposing pieces of bridge by cantilevering from adjacent piers?
- Temporary supports
- Closed box section solutions
- Wind compensation
- Significant and accurate precambering (correct)
What type of bridge elements can be brought in by barge and then lifted into position during cantilever erection?
What type of bridge elements can be brought in by barge and then lifted into position during cantilever erection?
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What additional loads can the steel structure be subjected to during cantilever erection?
What additional loads can the steel structure be subjected to during cantilever erection?
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