Historic Bridges: Mackinac County, Michigan

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.

Total Bridges Found: 5

X
Carl Worth Road Bridge
Worth Road Bridge
HSR

Carl Worth Road (FH-40) Over Little Brevort River in Rural: Mackinac County, Michigan, United States

Concrete Through Girder, Fixed

Length: 45 ft. Main Span: 37 ft. Roadway: 22 ft. Main Spans: 1

Built 1922 By: Unknown and Michigan State Highway Department

This is the only example of a concrete girder bridge in Mackinac County.

Cut River Bridge
Heath Michael Robinson Cut River Memorial Bridge
HSR

US-2 Over Cut River in Rural: Mackinac County, Michigan, United States

Metal Cantilever 12 Panel Rivet-Connected Pratt Deck Truss, Fixed and Approach Spans: Concrete T-Beam, Fixed

Length: 641 ft. Main Span: 300 ft. Roadway: 30 ft. Main Spans: 3

Built 1947 By: Wisconsin Bridge and Iron Company of Milwaukee, Wisconsin and Michigan State Highway Department

Among the largest bridges in Michigan, this is a very large deck cantilever bridge whose construction was interrupted by World War II.

Mackinac Bridge
Big Mac / Mighty Mac
HSR

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.

Mackinac Trail Bridge
HSR

Mackinac Trail Over Carp River in Rural: Mackinac County, Michigan, United States

Concrete Closed Spandrel Deck Arch, Fixed

Length: 60 ft. Main Span: 60 ft. Roadway: 22 ft. Main Spans: 1

Built 1920 By: A. S. Decker of Flint, Michigan and Michigan State Highway Department

This attractive arch bridge has several unusual details.

X
Rutledge Road Bridge
HSR

Rutledge Road Over Munuscong River in Rural: Mackinac County, Michigan, United States

Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed

Length: 81 ft. Main Span: 81 ft. Roadway: 17.4 ft. Main Spans: 1

Built 1914 By: Central States Bridge Company of Indianapolis, Indiana

A beautiful, yet unusual, former trunkline bridge with historic integrity.

Historic Bridges: Mackinac County, Michigan

About - Contact