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Questions and Answers
What is the purpose of placing a counter weight at the end of the structure just before the launching nose reaches pier 2?
What is the purpose of placing a counter weight at the end of the structure just before the launching nose reaches pier 2?
- To increase the overall weight of the structure
- To decrease the moments that occur during launching
- To facilitate the transverse sliding of the bridge
- To ensure stability and safety against overturning during the launching process (correct)
Why is the choice of the launching nose important?
Why is the choice of the launching nose important?
- It determines the width of the bridge
- It affects the color of the bridge
- It significantly influences the distribution and magnitude of the moments during launching (correct)
- It has no impact on the bridge construction
What leads to states of stress that are different from those experienced in the final state of the bridge?
What leads to states of stress that are different from those experienced in the final state of the bridge?
- Manoeuvring the complete steel structure into place
- Erecting sub structures
- Launching (correct)
- Placing a counter weight at the end of the structure
How are large bridges commonly moved into place?
How are large bridges commonly moved into place?
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What should the length of the launching nose be chosen to ensure?
What should the length of the launching nose be chosen to ensure?
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