US Bridges

I-80 Wbl over Green River

Good

Sweetwater County, Wyoming · Evanston - Green River · Structure no. APA

Built
1966
59 years old, rebuilt 1986
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
324 ft
4 main spans
Daily traffic
9,076
2024 count
Owner
State
State Highway Agency

About this bridge

I-80 Wbl over Green River is a steel continuous stringer/multi-beam or girder carrying I-80 Wbl over Green River in Sweetwater County, Wyoming. It was built in 1966 and reconstructed in 1986, so it is 59 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 9,076 vehicles a day, roughly 49% of them trucks, projected to reach 12,706 by 2043. The structure is 324 ft (98.9 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-80 Wbl
CrossesGreen River
LocationEvanston - Green River
RouteInterstate 80
StateWyoming
Coordinates41.56012, -109.52954
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.7 US tons
Inventory rating35.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length324 ft (98.9 m)
Longest span87 ft (26.5 m)
Deck width45 ft (13.6 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,076 (2024)
Projected traffic12,706 by 2043
Trucks49%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-80 Wbl over Green River built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 1986.

What condition is I-80 Wbl over Green River 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 June 2023.

How much traffic does I-80 Wbl over Green River carry?

About 9,076 vehicles per day (2024 count), of which roughly 49% are trucks.

How long is I-80 Wbl over Green River?

The structure is 324 ft (98.9 m) long with a longest span of 87 ft (26.5 m) and a deck 45 ft wide.

Who owns I-80 Wbl over Green River?

It is owned by the State Highway Agency.