QC-175 and Railroad (Canadian National) Over St. Lawrence River (Fleuve Saint-Laurent) in Québec City and Lévis: Capitale-Nationale, Québec and Chaudiére-Appalaches, Québec, Canada
Metal Cantilever Pin-Connected K-Truss Through Truss, Fixed and Approach Spans: Metal Rivet-Connected Warren Deck Truss, Fixed
Length: 3,239 ft.
Main Span: 1,800 ft.
Roadway: 94 ft.
Main Spans: 3
Built 1917
By: St. Lawrence Bridge Company of Montréal, Québec
and George Herrick Duggan, Ralph Modjeski, and Others
Autoroute 73 (Autoroute Robert-Cliche) Over St. Lawrence River (Fleuve Saint-Laurent) in Québec City and Lévis: Capitale-Nationale, Québec and Chaudiére-Appalaches, Québec, Canada
Metal Deck Truss Stiffening Wire Cable Suspension, Fixed and Approach Spans: Concrete Stringer (Multi-Beam), Fixed
Length: 4,461 ft.
Main Span: 2,190 ft.
Main Spans: 3
Built 1970
By: Unknown
and Parsons Brinckerhoff of New York, New York and Demers, Vaudry, Gronquist
Special Bridge Conditions Legend:R - Former location of relocated bridge. ! - At risk for demolition or destruction.
X - Confirmed demolished or
collapsed. S
- Dismantled and/or in storage. L -
Severe loss of historic integrity due to alteration.
