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What happens when the bridge expands and contracts due to weather, especially at the pontoons?

April 26, 2017bridge contracts especially expands happens pontoons weather

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What happens when the bridge expands and contracts due to weather, especially at the pontoons?

1 Answer

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10 Posted

There are joints between the pontoon string and the fixed sections at either end that accommodate the movement of the pontoons due to weather, lake level change and expansion / contraction of the pontoons due to temperature. These joints allow movement up to 450mm.