Stiffening trusses for the Mackinac Bridge (53 of 67)

As stiffening trusses were made ready they were pushed out onto the dock so they could be loaded onto a barge for the trip to the bridge, Electronic reproduction of text.  The Mackinac Bridge 1954 - 1958. Mackinac Bridge Authority
Abstract/Description: As stiffening trusses were made ready they were pushed out onto the dock so they could be loaded onto a barge for the trip to the bridge
Subject(s): Bridges--Design and construction
St. Ignace (Mich.)
Mackinaw City (Mich.)
Mackinac Bridge (Mich.)
Date Created: 1957 (approximate)