US Bridges

County Road over Duchesne River

Fair

Duchesne County, Utah · West of Tabiona · Structure no. 013006F

Built
1968
57 years old, rebuilt 1987
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
62 ft
1 main span
Daily traffic
139
2014 count
Owner
County
County Highway Agency

About this bridge

County Road over Duchesne River is a prestressed concrete box beam or girders - multiple carrying County Road over Duchesne River in Duchesne County, Utah. It was built in 1968 and reconstructed in 1987, so it is 57 years old, older than the Utah average of 40.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 139 vehicles a day, roughly 1% of them trucks, projected to reach 168 by 2034. The structure is 62 ft (18.9 m) long and 18 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

Location

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CarriesCounty Road
CrossesDuchesne River
LocationWest of Tabiona
RouteCounty Highway 0
CountyDuchesne County
StateUtah
Coordinates40.35317, -110.71378
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.7 US tons
Inventory rating21.4 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length62 ft (18.9 m)
Longest span61 ft (18.6 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic139 (2014)
Projected traffic168 by 2034
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was County Road over Duchesne River built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 1987.

What condition is County Road over Duchesne River 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 April 2024.

How much traffic does County Road over Duchesne River carry?

About 139 vehicles per day (2014 count), of which roughly 1% are trucks.

How long is County Road over Duchesne River?

The structure is 62 ft (18.9 m) long with a longest span of 61 ft (18.6 m) and a deck 18 ft wide.

Who owns County Road over Duchesne River?

It is owned by the County Highway Agency.