Bridgehunter.com | Grant Street Viaduct

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Grant Street Viaduct

Photo taken by Frank Hicks in May 2012

Overview: Timber stringer bridge over valley on Grant Street
Location: Ketchikan, Ketchikan Gateway Borough, Alaska
Status: Open to traffic
History: Built 1970
Design: Timber stringer
Dimensions: Length of largest span: 9.8 ft.
Total length: 212.9 ft.
Deck width: 24.0 ft.
Approximate latitude, longitude: +55.34417, -131.64503 (decimal degrees)
55°20'39" N, 131°38'42" W (degrees°minutes'seconds")
Approximate UTM coordinates: 9/332273/6136276 (zone/easting/northing)
Inventory numbers: AK 384 (Alaska bridge number)
BH 52595 (Bridgehunter.com ID)
Inspection (as of 06/2011): Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Fair (5 out of 9)
Sufficiency rating: 68.0 (out of 100)
Average daily traffic (as of 2010): 1,704