Historic Bridges: I-81
Special Bridge Conditions Legend: R - Former location of relocated bridge.
! - At risk for demolition or destruction.
X - Confirmed demolished or
- Dismantled and/or in storage.
Severe loss of historic integrity due to alteration.
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Total Bridges Found: 1
I-81 Over St. Lawrence River (Fleuve Saint-Laurent) South Channel in Rural: Jefferson County, New York, United States
Metal Plate Girder Stiffening Wire Cable Suspension, Fixed and Approach Spans: Metal Deck Girder, Fixed
Length: 4,500 ft.
Main Span: 800 ft.
Roadway: 24 ft.
Main Spans: 3
By: American Bridge Company of New York, New York
and Robinson and Steinman