Stiffening trusses for the Mackinac Bridge (52 of 67)

Birds eye view of the stiffening truss hoisting girder as is rolls down the cable to the next station., Electronic reproduction of text.  The Mackinac Bridge 1954 - 1958. Mackinac Bridge Authority
Abstract/Description: Birds eye view of the stiffening truss hoisting girder as is rolls down the cable to the next station.
Subject(s): Bridges--Design and construction
St. Ignace (Mich.)
Mackinaw City (Mich.)
Mackinac Bridge (Mich.)
Date Created: 1957 (approximate)