US Bridges

Ui Cnty RD 180 over Antelope Creek

Fair

Uinta County, Wyoming · 15 Mi. E. of Evanston · Structure no. EQW

Built
1960
65 years old
Condition
Fair
inspected July 2024
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
73
2024 count
Owner
County
County Highway Agency

About this bridge

Ui Cnty RD 180 over Antelope Creek is a concrete continuous culvert carrying Ui Cnty RD 180 over Antelope Creek in Uinta County, Wyoming. It was built in 1960, so it is 65 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 73 vehicles a day, roughly 21% of them trucks, projected to reach 102 by 2043. The structure is 21 ft (6.3 m) long. If it were closed, the detour would be 19.3 mi (31 km).

Location

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CarriesUi Cnty RD 180
CrossesAntelope Creek
Location15 Mi. E. of Evanston
RouteCounty Highway 180
CountyUinta County
StateWyoming
Coordinates41.26604, -110.6649
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic73 (2024)
Projected traffic102 by 2043
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.3 mi (31 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$45,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Ui Cnty RD 180 over Antelope Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Ui Cnty RD 180 over Antelope Creek 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 July 2024.

How much traffic does Ui Cnty RD 180 over Antelope Creek carry?

About 73 vehicles per day (2024 count), of which roughly 21% are trucks.

How long is Ui Cnty RD 180 over Antelope Creek?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m).

Who owns Ui Cnty RD 180 over Antelope Creek?

It is owned by the County Highway Agency.