US Bridges

I-90 Ebl over Crazy Woman Creek

Good

Johnson County, Wyoming · Buffalo - Gillette · Structure no. BEB

Built
1961
64 years old, rebuilt 1994
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
198 ft
3 main spans
Daily traffic
1,533
2024 count
Owner
State
State Highway Agency

About this bridge

I-90 Ebl over Crazy Woman Creek is a steel continuous stringer/multi-beam or girder carrying I-90 Ebl over Crazy Woman Creek in Johnson County, Wyoming. It was built in 1961 and reconstructed in 1994, so it is 64 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 1,533 vehicles a day, roughly 19% of them trucks, projected to reach 2,146 by 2043. The structure is 198 ft (60.5 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-90 Ebl
CrossesCrazy Woman Creek
LocationBuffalo - Gillette
RouteInterstate 90
StateWyoming
Coordinates44.24996, -106.43014
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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.5 US tons
Inventory rating36.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length198 ft (60.5 m)
Longest span75 ft (22.9 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,533 (2024)
Projected traffic2,146 by 2043
Trucks19%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$10,000
NavigationNo navigation control on waterway

Frequently asked questions

When was I-90 Ebl over Crazy Woman Creek built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1994.

What condition is I-90 Ebl over Crazy Woman Creek 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 February 2024.

How much traffic does I-90 Ebl over Crazy Woman Creek carry?

About 1,533 vehicles per day (2024 count), of which roughly 19% are trucks.

How long is I-90 Ebl over Crazy Woman Creek?

The structure is 198 ft (60.5 m) long with a longest span of 75 ft (22.9 m) and a deck 43 ft wide.

Who owns I-90 Ebl over Crazy Woman Creek?

It is owned by the State Highway Agency.