US Bridges

Teton Park Road over Snake River

Fair

Teton County, Wyoming · 0.3 Miles West of Junctio · Structure no. 1460005P0000000

Built
1956
69 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
444 ft
6 main spans
Daily traffic
2,941
2022 count
Owner
Federal
National Park Service

About this bridge

Teton Park Road over Snake River is a steel continuous stringer/multi-beam or girder carrying Teton Park Road over Snake River in Teton County, Wyoming. It was built in 1956, so it is 69 years old, older than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 2,941 vehicles a day, roughly 1% of them trucks, projected to reach 3,529 by 2042. The structure is 444 ft (135.3 m) long and 48 ft wide. If it were closed, the detour would be 75.2 mi (121 km).

Location

Open in Google Maps
CarriesTeton Park Road
CrossesSnake River
Location0.3 Miles West of Junctio
RouteU.S. Route 14605
CountyTeton County
StateWyoming
Coordinates43.65396, -110.71496
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating30 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 15
Structure length444 ft (135.3 m)
Longest span95 ft (29 m)
Deck width48 ft (14.5 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,941 (2022)
Projected traffic3,529 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed75.2 mi (121 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerNational Park Service
Maintained byNational Park Service
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$338,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Teton Park Road over Snake River built?

It was built in 1956, making it 69 years old in 2025.

What condition is Teton Park Road over Snake River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does Teton Park Road over Snake River carry?

About 2,941 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Teton Park Road over Snake River?

The structure is 444 ft (135.3 m) long with a longest span of 95 ft (29 m) and a deck 48 ft wide.

Who owns Teton Park Road over Snake River?

It is owned by the National Park Service.