Question

If a steel bridge expands in summer, what precautions are taken to make sure this expansion does not damage the bridge?

Answer 1

Answer:

A steel bridge expands in summer. What precautions are taken to make sure this expansion does not damage the bridge? Ans: one end of steel bridge is fixed and the other end is made to rest on rollers to provide enough space for expansion. This allows the bridge to expand easily without taking any damage.

Answer 2

Answer:

Some gaps in between the bridges should be left in order to give space to the brigde to expand.

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