Aerial View of Mackinac Bridge Construction (33 of 77)

A mobile crane is atop the framework at the center of the south anchor pier.  As more structural steel is added it is then encased in concrete.  When complete this will be a massive block of concrete and steel that will hold the cable ends for the suspension bridge., Electronic reproduction of photograph.  The Mackinac Bridge 1954 - 1958. Mackinac Bridge Authority
Abstract/Description: A mobile crane is atop the framework at the center of the south anchor pier. As more structural steel is added it is then encased in concrete. When complete this will be a massive block of concrete and steel that will hold the cable ends for the suspension bridge.
Subject(s): Bridges--Design and construction
St. Ignace (Mich.)
Mackinaw City (Mich.)
Mackinac Bridge (Mich.)
Date Created: 1955 (approximate)