US Bridges

I-80 Wbl over US 287

Fair

Albany County, Wyoming · Laramie Marginal · Structure no. LBO

Built
2001
24 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
207 ft
3 main spans
Daily traffic
9,845
2024 count
Owner
State
State Highway Agency

About this bridge

I-80 Wbl over US 287 is a steel continuous stringer/multi-beam or girder carrying I-80 Wbl over US 287 in Albany County, Wyoming. It was built in 2001, so it is 24 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 6 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 9,845 vehicles a day, roughly 37% of them trucks, projected to reach 13,783 by 2043. The structure is 207 ft (63 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-80 Wbl
CrossesUS 287
LocationLaramie Marginal
RouteInterstate 80
CountyAlbany County
StateWyoming
Coordinates41.29775, -105.59507
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92 US tons
Inventory rating55 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length207 ft (63 m)
Longest span113 ft (34.3 m)
Deck width49 ft (14.8 m)
Roadway width45 ft (13.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,845 (2024)
Projected traffic13,783 by 2043
Trucks37%
Lanes on structure2
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 US 287 built?

It was built in 2001, making it 24 years old in 2025.

What condition is I-80 Wbl over US 287 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 May 2024.

How much traffic does I-80 Wbl over US 287 carry?

About 9,845 vehicles per day (2024 count), of which roughly 37% are trucks.

How long is I-80 Wbl over US 287?

The structure is 207 ft (63 m) long with a longest span of 113 ft (34.3 m) and a deck 49 ft wide.

Who owns I-80 Wbl over US 287?

It is owned by the State Highway Agency.