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How much weight can the Mackinac Bridge support?

April 26, 2017bridge mackinac support weight

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How much weight can the Mackinac Bridge support?

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The steel superstructure will support one ton per lineal foot per roadway (northbound or southbound). The length of the steel superstructure is 19,243 feet. Each direction will, therefore, support 19,243 tons. The answer is 38,486 tons (2 x 19,243 tons).