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Historic Bridges: 96

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.


Results in this list will be limited to the first 200 results. Consider performing a more narrow search from the main BridgeSeek tool if your search here is showing 200 results.

Total Bridges Found: 1

Mackinac Bridge
Big Mac / Mighty Mac
HSRNational HSR. Local HSR.
Click to visit page.
I-75 Over Straits of Mackinac in Mackinaw City and St. Ignace: Emmet County, Michigan and Mackinac County, Michigan, United States
Metal 96 Panel Deck Truss Stiffening Wire Cable Suspension, Fixed and Approach Spans: Metal Continuous Bolt-Connected Warren Deck Truss, Fixed
Length: 19,249 ft. Main Span: 3,800 ft. Roadway: 48 ft. Main Spans: 3
Built 1957 By: American Bridge Company of New York, New York and David Steinman of New York, New York
The longest bridge in the western hemisphere, and the most famous built structure in the state of Michigan.

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