US Bridges

I-80 Bus over I-80

Good

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

Built
2023
2 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
250 ft
3 main spans
Daily traffic
5,730
2024 count
Owner
State
State Highway Agency

About this bridge

I-80 Bus over I-80 is a steel continuous stringer/multi-beam or girder carrying I-80 Bus over I-80 in Albany County, Wyoming. It was built in 2023, so it is 2 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 5,730 vehicles a day, roughly 23% of them trucks, projected to reach 8,022 by 2043. The structure is 250 ft (76.2 m) long and 58 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesI-80 Bus
CrossesI-80
LocationLaramie Marginal
RouteU.S. Route 4200
StateWyoming
Coordinates41.32793, -105.61629
Functional classRural Minor Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating71.1 US tons
Inventory rating54.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length250 ft (76.2 m)
Longest span160 ft (48.8 m)
Deck width58 ft (17.7 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic5,730 (2024)
Projected traffic8,022 by 2043
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed2.5 mi (4 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-80 Bus over I-80 built?

It was built in 2023, making it 2 years old in 2025.

What condition is I-80 Bus over I-80 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 August 2023.

How much traffic does I-80 Bus over I-80 carry?

About 5,730 vehicles per day (2024 count), of which roughly 23% are trucks.

How long is I-80 Bus over I-80?

The structure is 250 ft (76.2 m) long with a longest span of 160 ft (48.8 m) and a deck 58 ft wide.

Who owns I-80 Bus over I-80?

It is owned by the State Highway Agency.