Anchor pier for Mackinac Bridge (7 of 43)

Work underway is preparing for the grouting process.  Other piers visible in the background.  Note the marine crane of the contractor.  Most of these machines were named and were still steam powered in the mid 1950's, Electronic reproduction of photograph.  The Mackinac Bridge 1954 - 1958. Mackinac Bridge Authority
Abstract/Description: Work underway is preparing for the grouting process. Other piers visible in the background. Note the marine crane of the contractor. Most of these machines were named and were still steam powered in the mid 1950's
Subject(s): Bridges--Design and construction
St. Ignace (Mich.)
Mackinaw City (Mich.)
Mackinac Bridge (Mich.)
Date Created: 1954 (approximate)