3 votes

Snake River Bridge


Old Snake River Bridge south of Jackson, Wyoming

View of south side

Photo taken by phil h

View this photo at panoramio.com

BH Photo #256684


Street View 


The bridge was constructed using parts of an existing five-span truss bridge (the first Wilson bridge) that was built in 1915 and crossed the Snake River several miles upstream between Jackson and Wilson on State Highway 22.


Pratt through truss bridge over Snake River on CR 22-11 (Swinging Bridge Road) in Hoback
Teton County, Wyoming
Open to traffic
Future prospects
At risk for demolition and replacement.
Built 1915 as the 5 span Wilson Bridge; 3 spans moved here 1960; damaged by truck in 2015
Pratt through truss
Length of largest span: 129.9 ft.
Total length: 321.9 ft.
Deck width: 15.1 ft.
Vertical clearance above deck: 12.5 ft.
Also called
Swinging Bridge
Approximate latitude, longitude
+43.37179, -110.73896   (decimal degrees)
43°22'18" N, 110°44'20" W   (degrees°minutes'seconds")
Approximate UTM coordinates
12/521148/4802135 (zone/easting/northing)
Quadrangle map:
Camp Davis
Average daily traffic (as of 2017)
Inventory numbers
WY DEY (Wyoming bridge identifier)
BH 35839 (Bridgehunter.com ID)
Inspection report (as of September 2018)
Overall condition: Poor
Superstructure condition rating: Serious (3 out of 9)
Substructure condition rating: Fair (5 out of 9)
Deck condition rating: Fair (5 out of 9)
Sufficiency rating: 18.8 (out of 100)
View more at BridgeReports.com


Built 1915 (1,246)
Built during 1910s (9,810)
Doomed (1,039)
Have street view (27,718)
One-lane traffic (7,650)
Open (40,262)
Owned by county (21,232)
Pin-connected (4,047)
Pratt through truss (5,636)
Pratt truss (9,669)
Snake River (59)
Span length 125-175 feet (4,302)
Teton County, Wyoming (24)
Through truss (15,727)
Total length 250-500 feet (5,354)
Truss (33,887)
Wooden deck (6,102)
Wyoming (389)

Update Log 

  • September 8, 2021: Updated by Nathan Holth: Corrected history.
  • December 17, 2016: Updated by Christopher Finigan: Added category "Pin-connected"
  • June 17, 2013: Photo imported by Dave King

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