Anchor bar support for Mackinac Bridge (15 of 17)

Concrete continues to rise on its way to a finished height of ten stories above the water surface, Electronic reproduction of text.  The Mackinac Bridge 1954 - 1958. Mackinac Bridge Authority
Abstract/Description: Concrete continues to rise on its way to a finished height of ten stories above the water surface
Subject(s): Bridges--Design and construction
St. Ignace (Mich.)
Mackinaw City (Mich.)
Mackinac Bridge (Mich.)
Date Created: 1955 (approximate)