Mackinac Bridge Authority

Spanning the Straits of Mackinac since 1957

How can I get a side profile drawing of the Mackinac Bridge?

Posted on October 14th, 2016

To get a side profile schematic, try contacting Errolgraphics Inc., P.O. Box 40800, Portland, Oregon 97240. They produced a side schematic in 1997. Their web site is

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