Backstay span for Mackinac Bridge (11 of 13)

Assembly of a back stay span in the St. Ignace yard.  Rail road ferry steamer and ice breaker "Chief Wawatum" in the background, Electronic reproduction of text.  The Mackinac Bridge 1954 - 1958. Mackinac Bridge Authority
Abstract/Description: Assembly of a back stay span in the St. Ignace yard. Rail road ferry steamer and ice breaker "Chief Wawatum" in the background
Subject(s): Bridges--Design and construction
St. Ignace (Mich.)
Mackinaw City (Mich.)
Mackinac Bridge (Mich.)
Date Created: 1955 (approximate)