Backstay span for Mackinac Bridge (12 of 13)

This frame assembled on the deck of two barges lashed together will be the supporting structure to hold and transport the back stay spans to the bridge., Electronic reproduction of text.  The Mackinac Bridge 1954 - 1958. Mackinac Bridge Authority
Abstract/Description: This frame assembled on the deck of two barges lashed together will be the supporting structure to hold and transport the back stay spans to the bridge.
Subject(s): Bridges--Design and construction
St. Ignace (Mich.)
Mackinaw City (Mich.)
Mackinac Bridge (Mich.)
Date Created: 1955 (approximate)