US Bridges

I-80 Bus over Blacks Fork Canal

FairPosted for load

Uinta County, Wyoming · Fort Bridger - Lyman · Structure no. BJZ

Built
1961
64 years old
Condition
Fair
inspected February 2024
Type
Culvert
Concrete Continuous
Length
44 ft
3 main spans
Daily traffic
7,624
2024 count
Owner
State
State Highway Agency

About this bridge

I-80 Bus over Blacks Fork Canal is a concrete continuous culvert carrying I-80 Bus over Blacks Fork Canal 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 7,624 vehicles a day, roughly 2% of them trucks, projected to reach 10,674 by 2043. The structure is 44 ft (13.5 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesI-80 Bus
CrossesBlacks Fork Canal
LocationFort Bridger - Lyman
RouteInterstate 80
StateWyoming
Coordinates41.31653, -110.3466
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.5 US tons
Inventory rating20.2 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length44 ft (13.5 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 traffic7,624 (2024)
Projected traffic10,674 by 2043
Trucks2%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Blacks Fork Canal built?

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

What condition is I-80 Bus over Blacks Fork Canal 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 February 2024.

How much traffic does I-80 Bus over Blacks Fork Canal carry?

About 7,624 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is I-80 Bus over Blacks Fork Canal?

The structure is 44 ft (13.5 m) long with a longest span of 10 ft (3 m).

Who owns I-80 Bus over Blacks Fork Canal?

It is owned by the State Highway Agency.