Anchor pier for Mackinac Bridge (13 of 43)

Extending the framework above the cofferdam on one of the anchor piers 2, Electronic reproduction of photograph.  The Mackinac Bridge 1954 - 1958. Mackinac Bridge Authority
Abstract/Description: Extending the framework above the cofferdam on one of the anchor piers 2
Subject(s): Bridges--Design and construction
St. Ignace (Mich.)
Mackinaw City (Mich.)
Mackinac Bridge (Mich.)
Date Created: 1954 (approximate)