Stiffening trusses for the Mackinac Bridge (38 of 67)

The first section of stiffening truss is hoisted into place on the south tower, Electronic reproduction of text.  The Mackinac Bridge 1954 - 1958. Mackinac Bridge Authority
Abstract/Description: The first section of stiffening truss is hoisted into place on the south tower
Subject(s): Bridges--Design and construction
St. Ignace (Mich.)
Mackinaw City (Mich.)
Mackinac Bridge (Mich.)
Date Created: 1957 (approximate)