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Three Sisters Bridges, Seventh Street Bridge, Spanning Allegheny River at Seventh Street, Pittsburgh, Allegheny County, PA
Zusammenfassung
Erhebungsnummer: HAER PA-490-B
Bau- / Konstruktionsdaten: 1924-1926 Baubeginn
Nationales Register historischer Stätten NRIS-Nummer: 86000018
Tags
Datum
1926 - 1980
Mitwirkende
Historic American Engineering Record, creator
Covell, Vernon R
Nutter, A D
Roush, Stanley L
Wilkerson, T J
American Bridge Company
Foundation Company
Allegheny County Department of Public Works
Brown, Norman F
Richardson, George S
DeLony, Eric N, project manager
Pennsylvania Department of Transportation, sponsor
Pennsylvania Historical & Museum Commission, sponsor
Lowe, Jet, photographer
Lage
Pittsburgh (Pa.), 40.44513, -80.00104
Quelle
Library of Congress
Copyright-info
No known restrictions on images made by the U.S. Government; images copied from other sources may be restricted. http://www.loc.gov/rr/print/res/114_habs.html
