Cantilever Bridge Erection Method Quiz

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What is the primary reason for using cantilever erection for bridge construction?

To reduce the need for temporary supports

To simplify the process of joining bridge pieces

To minimize the weight of the bridge elements

To allow for construction over navigable waterways (correct)

Why is significant and accurate precambering necessary for cantilever bridge construction?

To compensate for the deflections of the cantilevers under their own self-weight (correct)

To facilitate the lifting of bridge elements into position

To reduce the stress on the steel structure during construction

To prevent wind from affecting the cantilevered sections

What type of bridge girders are better suited to cantilever erection?

Composite girders

Solid steel girders

Open U shaped box

Closed box section (correct)

Why might temporary supports be considered for a large span during cantilever erection?

To provide additional stability for the bridge elements Signup and view all the answers

What type of additional loads may the steel structure be subjected to during cantilever erection?

The weight of lifting equipment Signup and view all the answers

What is the primary advantage of using cantilever erection for bridge construction?

It enables the use of barge transportation for bridge elements Signup and view all the answers

Why is temporary plan bracing typically required during cantilever erection for bridge construction?

To reduce the self-weight deflection of the cantilevers Signup and view all the answers

What type of bridge girders are better suited to cantilever erection according to the text?

Closed box section girders Signup and view all the answers

Why might temporary supports be considered for a large span during cantilever erection?

To reduce the self-weight deflection of the cantilevers Signup and view all the answers

What additional loads may the steel structure be subjected to during cantilever erection for bridge construction?

Weight of lifting equipment and wind acting on the cantilevers Signup and view all the answers

Cantilever Bridge Erection Method Quiz

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Questions and Answers

What is the primary reason for using cantilever erection for bridge construction?

Why is significant and accurate precambering necessary for cantilever bridge construction?

What type of bridge girders are better suited to cantilever erection?

Why might temporary supports be considered for a large span during cantilever erection?

What type of additional loads may the steel structure be subjected to during cantilever erection?

What is the primary advantage of using cantilever erection for bridge construction?

Why is temporary plan bracing typically required during cantilever erection for bridge construction?

What type of bridge girders are better suited to cantilever erection according to the text?

Why might temporary supports be considered for a large span during cantilever erection?

What additional loads may the steel structure be subjected to during cantilever erection for bridge construction?

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