North end excavation of the Mackinac Bridge (7 of 10)

Excavating for the plaza, service buildings, offices, and the interstate highway was extensive and required the removal of much earth and limestone., Electronic reproduction of text.  The Mackinac Bridge 1954 - 1958. Mackinac Bridge Authority
Abstract/Description: Excavating for the plaza, service buildings, offices, and the interstate highway was extensive and required the removal of much earth and limestone.
Subject(s): Bridges--Design and construction
St. Ignace (Mich.)
Mackinaw City (Mich.)
Mackinac Bridge (Mich.)
Date Created: 1956 (approximate)