Pier no. 3 of the Mackinac Bridge

Pier No.  3 was the first of the marine foundations., Electronic reproduction of text.  The Mackinac Bridge 1954 - 1958. Mackinac Bridge Authority
Abstract/Description: Pier No. 3 was the first of the marine foundations.
Subject(s): Bridges--Design and construction
St. Ignace (Mich.)
Mackinaw City (Mich.)
Mackinac Bridge (Mich.)
Date Created: 1955 (approximate)