Roadway spans for the Mackinac Bridge (9 of 33)

Equipment and materials were constantly being moved from area to area as needed.  Here the marine derrick works next to the anchor pier prior to the last section of roadway span is installed, Electronic reproduction of text.  The Mackinac Bridge 1954 - 1958. Mackinac Bridge Authority
Abstract/Description: Equipment and materials were constantly being moved from area to area as needed. Here the marine derrick works next to the anchor pier prior to the last section of roadway span is installed
Subject(s): Bridges--Design and construction
St. Ignace (Mich.)
Mackinaw City (Mich.)
Mackinac Bridge (Mich.)
Date Created: 1956 (approximate)