US Bridges

Wyo 120 over Meeteetse Creek

Good

Park County, Wyoming · Thermopolis - Cody · Structure no. CAV

Built
1970
55 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
174 ft
3 main spans
Daily traffic
2,031
2024 count
Owner
State
State Highway Agency

About this bridge

Wyo 120 over Meeteetse Creek is a steel continuous stringer/multi-beam or girder carrying Wyo 120 over Meeteetse Creek in Park County, Wyoming. It was built in 1970, so it is 55 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 2,031 vehicles a day, roughly 14% of them trucks, projected to reach 2,843 by 2043. The structure is 174 ft (53 m) long and 39 ft wide. If it were closed, the detour would be 70.8 mi (114 km).

CarriesWyo 120
CrossesMeeteetse Creek
LocationThermopolis - Cody
RouteState Highway 120
StateWyoming
Coordinates44.19349, -108.8708
Functional classRural Principal Arterial - Other

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 inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length174 ft (53 m)
Longest span67 ft (20.4 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,031 (2024)
Projected traffic2,843 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed70.8 mi (114 km)
TollOn a free road
National Highway SystemYes

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 Wyo 120 over Meeteetse Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is Wyo 120 over Meeteetse 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 July 2023.

How much traffic does Wyo 120 over Meeteetse Creek carry?

About 2,031 vehicles per day (2024 count), of which roughly 14% are trucks.

How long is Wyo 120 over Meeteetse Creek?

The structure is 174 ft (53 m) long with a longest span of 67 ft (20.4 m) and a deck 39 ft wide.

Who owns Wyo 120 over Meeteetse Creek?

It is owned by the State Highway Agency.