US Bridges

I-90 Wbl Off Ramp over I-25 - I-90 Ramp

Fair

Johnson County, Wyoming · Buffalo Marginal · Structure no. CQP

Built
1964
61 years old
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
141 ft
3 main spans
Daily traffic
201
2024 count
Owner
State
State Highway Agency

About this bridge

I-90 Wbl Off Ramp over I-25 - I-90 Ramp is a concrete continuous box beam or girders - multiple carrying I-90 Wbl Off Ramp over I-25 - I-90 Ramp in Johnson County, Wyoming. It was built in 1964, so it is 61 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.

It carries about 201 vehicles a day, roughly 30% of them trucks, projected to reach 281 by 2043. The structure is 141 ft (43 m) long and 25 ft wide.

Location

Open in Google Maps
CarriesI-90 Wbl Off Ramp
CrossesI-25 - I-90 Ramp
LocationBuffalo Marginal
RouteInterstate 90
CountyJohnson County
StateWyoming
Coordinates44.37162, -106.68879
Functional classRural 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
Deck8 Very GoodNo problems noted.
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 geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating51 US tons
Inventory rating31 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length141 ft (43 m)
Longest span61 ft (18.6 m)
Deck width25 ft (7.6 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deck18 ft (5.4 m)

Traffic and service

Average daily traffic201 (2024)
Projected traffic281 by 2043
Trucks30%
Lanes on structure1
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$30,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-90 Wbl Off Ramp over I-25 - I-90 Ramp built?

It was built in 1964, making it 61 years old in 2025.

What condition is I-90 Wbl Off Ramp over I-25 - I-90 Ramp 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-90 Wbl Off Ramp over I-25 - I-90 Ramp carry?

About 201 vehicles per day (2024 count), of which roughly 30% are trucks.

How long is I-90 Wbl Off Ramp over I-25 - I-90 Ramp?

The structure is 141 ft (43 m) long with a longest span of 61 ft (18.6 m) and a deck 25 ft wide.

Who owns I-90 Wbl Off Ramp over I-25 - I-90 Ramp?

It is owned by the State Highway Agency.