US Bridges

County Road over Strawberry River

Good

Duchesne County, Utah · 10.5 Miles W. of Duchesne · Structure no. 013044F

Built
1998
27 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
85 ft
1 main span
Daily traffic
100
2014 count
Owner
County
County Highway Agency

About this bridge

County Road over Strawberry River is a prestressed concrete stringer/multi-beam or girder carrying County Road over Strawberry River in Duchesne County, Utah. It was built in 1998, so it is 27 years old, younger than the Utah average of 40.1 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 125 by 2034. The structure is 85 ft (25.9 m) long and 31 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesCounty Road
CrossesStrawberry River
Location10.5 Miles W. of Duchesne
RouteCounty Highway 1557
StateUtah
Coordinates40.15462, -110.583
Functional classRural Minor Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.3 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length85 ft (25.9 m)
Longest span83 ft (25.4 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2014)
Projected traffic125 by 2034
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 Strawberry River built?

It was built in 1998, making it 27 years old in 2025.

What condition is County Road over Strawberry River 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 April 2024.

How much traffic does County Road over Strawberry River carry?

About 100 vehicles per day (2014 count), of which roughly 10% are trucks.

How long is County Road over Strawberry River?

The structure is 85 ft (25.9 m) long with a longest span of 83 ft (25.4 m) and a deck 31 ft wide.

Who owns County Road over Strawberry River?

It is owned by the County Highway Agency.