Thousand Islands Bridge

Photos

Tib7

Photo taken by Doug Kerr in July 2004

BH Photo #174087

Overview: Suspension bridge over St. Lawrence River on I-81
Location: Jefferson County, New York
Status: Open to traffic
Future prospects: A report produced for the owner recommends South Channel bridge replacement in 2016-2018 and historic bridge demolition in 2019. The future of the North Channel Bridge is uncertain, and should also be considered at risk for demolition.
History: Built 1938; rehabilitated 1986
Design: Wire suspension
Dimensions: Length of largest span: 799.9 ft.
Total length: 4,500.2 ft. (0.9 mi.)
Deck width: 24.0 ft.
Vertical clearance above deck: 16.0 ft.
Approximate latitude, longitude: +44.30222, -75.98278 (decimal degrees)
44°18'08" N, 75°58'58" W (degrees°minutes'seconds")
Approximate UTM coordinates: 18/421607/4905910 (zone/easting/northing)
Quadrangle map:: Alexandria Bay
Average daily traffic (as of 2015): 6,396
Inventory numbers: NY 5523240 (New York State bridge identification number)
BH 26187 (Bridgehunter.com ID)
Inspection report (as of July 2017): Overall condition: Fair
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Fair (5 out of 9)
Deck condition rating: Satisfactory (6 out of 9)
Sufficiency rating: 42 (out of 100)
View more at BridgeReports.com

September 27, 2018: New photos from Jann Mayer
October 17, 2014: New photos from Patrick S. O'Donnell
July 2, 2014: New Street View added by Ralph Demars
September 26, 2013: Updated by Nathan Holth: This bridge is at risk for demolition.

St. Lawrence River I-81 Bridge

Posted August 2, 2009, by Doug Kerr (dougtone [at] gribblenation [dot] net)

Photos from July 2004.