History, asked by genius157, 1 year ago

How railways were expanded​

Answers

Answered by SteveF
0

Answer:

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Answered by Anonymous
1

Answer:

When temperatures rise, steel tracks will expand, meaning they get longer. Heat-related expansion places a lot of stress on the ties, ballasts, and rail anchors that keep the tracks fixed to the ground. Eventually, the tracks will buckle under the force.

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