US Bridges

I-80 Wbl over Wyo 218

Good

Laramie County, Wyoming · Laramie - Cheyenne · Structure no. AYG

Built
1959
66 years old
Condition
Good
inspected March 2024
Type
Slab
Concrete Continuous
Length
104 ft
3 main spans
Daily traffic
7,107
2024 count
Owner
State
State Highway Agency

About this bridge

I-80 Wbl over Wyo 218 is a concrete continuous slab carrying I-80 Wbl over Wyo 218 in Laramie County, Wyoming. It was built in 1959, so it is 66 years old, older 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 7,107 vehicles a day, roughly 50% of them trucks, projected to reach 9,950 by 2043. The structure is 104 ft (31.7 m) long and 43 ft wide.

CarriesI-80 Wbl
CrossesWyo 218
LocationLaramie - Cheyenne
RouteInterstate 80
StateWyoming
Coordinates41.09734, -105.17187
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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.8 US tons
Inventory rating45 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length104 ft (31.7 m)
Longest span40 ft (12.2 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,107 (2024)
Projected traffic9,950 by 2043
Trucks50%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-80 Wbl over Wyo 218 built?

It was built in 1959, making it 66 years old in 2025.

What condition is I-80 Wbl over Wyo 218 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 March 2024.

How much traffic does I-80 Wbl over Wyo 218 carry?

About 7,107 vehicles per day (2024 count), of which roughly 50% are trucks.

How long is I-80 Wbl over Wyo 218?

The structure is 104 ft (31.7 m) long with a longest span of 40 ft (12.2 m) and a deck 43 ft wide.

Who owns I-80 Wbl over Wyo 218?

It is owned by the State Highway Agency.