US Bridges

Ui Cnty RD 141 over Muddy Creek

PoorPosted for load

Uinta County, Wyoming · 0.2 MI N of Leroy RD Int · Structure no. EQY

Built
1979
46 years old
Condition
Poor
inspected July 2024
Type
Other
Steel
Length
62 ft
1 main span
Daily traffic
73
2024 count
Owner
County
County Highway Agency

About this bridge

Ui Cnty RD 141 over Muddy Creek is a steel other carrying Ui Cnty RD 141 over Muddy Creek in Uinta County, Wyoming. It was built in 1979, so it is 46 years old, younger than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 73 vehicles a day, roughly 21% of them trucks, projected to reach 102 by 2043. The structure is 62 ft (18.9 m) long and 24 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesUi Cnty RD 141
CrossesMuddy Creek
Location0.2 MI N of Leroy RD Int
RouteCounty Highway 141
StateWyoming
Coordinates41.30102, -110.63167
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating10.8 US tons
Inventory rating6.5 US tons

Structure

Structure typeOther
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length62 ft (18.9 m)
Longest span55 ft (16.8 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 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 closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$366,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Ui Cnty RD 141 over Muddy Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is Ui Cnty RD 141 over Muddy Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Ui Cnty RD 141 over Muddy Creek carry?

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

How long is Ui Cnty RD 141 over Muddy Creek?

The structure is 62 ft (18.9 m) long with a longest span of 55 ft (16.8 m) and a deck 24 ft wide.

Who owns Ui Cnty RD 141 over Muddy Creek?

It is owned by the County Highway Agency.