US Bridges

I-80 Wbl over West Sinclair Intg

Good

Carbon County, Wyoming · Rawlins - Laramie · Structure no. KJA

Built
2000
25 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
220 ft
3 main spans
Daily traffic
7,909
2024 count
Owner
State
State Highway Agency

About this bridge

I-80 Wbl over West Sinclair Intg is a steel continuous stringer/multi-beam or girder carrying I-80 Wbl over West Sinclair Intg in Carbon County, Wyoming. It was built in 2000, so it is 25 years old, younger 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 7,909 vehicles a day, roughly 48% of them trucks, projected to reach 11,073 by 2043. The structure is 220 ft (67.1 m) long and 54 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-80 Wbl
CrossesWest Sinclair Intg
LocationRawlins - Laramie
RouteInterstate 80
StateWyoming
Coordinates41.77924, -107.12471
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.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating56.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length220 ft (67.1 m)
Longest span85 ft (25.9 m)
Deck width54 ft (16.6 m)
Roadway width51 ft (15.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,909 (2024)
Projected traffic11,073 by 2043
Trucks48%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-80 Wbl over West Sinclair Intg built?

It was built in 2000, making it 25 years old in 2025.

What condition is I-80 Wbl over West Sinclair Intg 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 May 2023.

How much traffic does I-80 Wbl over West Sinclair Intg carry?

About 7,909 vehicles per day (2024 count), of which roughly 48% are trucks.

How long is I-80 Wbl over West Sinclair Intg?

The structure is 220 ft (67.1 m) long with a longest span of 85 ft (25.9 m) and a deck 54 ft wide.

Who owns I-80 Wbl over West Sinclair Intg?

It is owned by the State Highway Agency.