US Bridges

Wyo 150 over Bear River

Fair

Uinta County, Wyoming · Evanston South · Structure no. FHG

Built
1989
36 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
160 ft
3 main spans
Daily traffic
1,767
2024 count
Owner
State
State Highway Agency

About this bridge

Wyo 150 over Bear River is a prestressed concrete stringer/multi-beam or girder carrying Wyo 150 over Bear River in Uinta County, Wyoming. It was built in 1989, so it is 36 years old, younger 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 1,767 vehicles a day, roughly 7% of them trucks, projected to reach 2,474 by 2043. The structure is 160 ft (48.8 m) long and 47 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesWyo 150
CrossesBear River
LocationEvanston South
RouteState Highway 150
StateWyoming
Coordinates41.16843, -110.87876
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
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
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating63.7 US tons
Inventory rating38.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length160 ft (48.8 m)
Longest span51 ft (15.5 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,767 (2024)
Projected traffic2,474 by 2043
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 Wyo 150 over Bear River built?

It was built in 1989, making it 36 years old in 2025.

What condition is Wyo 150 over Bear 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 July 2023.

How much traffic does Wyo 150 over Bear River carry?

About 1,767 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Wyo 150 over Bear River?

The structure is 160 ft (48.8 m) long with a longest span of 51 ft (15.5 m) and a deck 47 ft wide.

Who owns Wyo 150 over Bear River?

It is owned by the State Highway Agency.