US Bridges

I-80 Bus over Groshon Creek

Good

Uinta County, Wyoming · I-80 JCT - Fort Bridger · Structure no. BJY

Built
1961
64 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
4,364
2024 count
Owner
State
State Highway Agency

About this bridge

I-80 Bus over Groshon Creek is a concrete continuous culvert carrying I-80 Bus over Groshon Creek in Uinta County, Wyoming. It was built in 1961, so it is 64 years old, older than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,364 vehicles a day, roughly 4% of them trucks, projected to reach 6,110 by 2043. The structure is 21 ft (6.3 m) long. If it were closed, the detour would be 14.3 mi (23 km).

CarriesI-80 Bus
CrossesGroshon Creek
LocationI-80 JCT - Fort Bridger
RouteInterstate 80
StateWyoming
Coordinates41.31971, -110.39122
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.4 US tons
Inventory rating22.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,364 (2024)
Projected traffic6,110 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-80 Bus over Groshon Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is I-80 Bus over Groshon Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2023.

How much traffic does I-80 Bus over Groshon Creek carry?

About 4,364 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is I-80 Bus over Groshon Creek?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m).

Who owns I-80 Bus over Groshon Creek?

It is owned by the State Highway Agency.