US Bridges

County Road FA538 over Little Bear River

Fair

Cache County, Utah · 3 Miles Sw. of Benson · Structure no. 005030F

Built
1989
36 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
117 ft
1 main span
Daily traffic
441
2014 count
Owner
County
County Highway Agency

About this bridge

County Road FA538 over Little Bear River is a prestressed concrete stringer/multi-beam or girder carrying County Road FA538 over Little Bear River in Cache County, Utah. It was built in 1989, so it is 36 years old, younger 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 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 441 vehicles a day, roughly 1% of them trucks, projected to reach 536 by 2034. The structure is 117 ft (35.7 m) long and 38 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesCounty Road FA538
CrossesLittle Bear River
Location3 Miles Sw. of Benson
RouteCounty Highway 1250
CountyCache County
StateUtah
Coordinates41.78669, -111.95513
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating21.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length117 ft (35.7 m)
Longest span115 ft (35.1 m)
Deck width38 ft (11.6 m)
Roadway width35 ft (10.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic441 (2014)
Projected traffic536 by 2034
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 FA538 over Little Bear River built?

It was built in 1989, making it 36 years old in 2025.

What condition is County Road FA538 over Little Bear 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 May 2024.

How much traffic does County Road FA538 over Little Bear River carry?

About 441 vehicles per day (2014 count), of which roughly 1% are trucks.

How long is County Road FA538 over Little Bear River?

The structure is 117 ft (35.7 m) long with a longest span of 115 ft (35.1 m) and a deck 38 ft wide.

Who owns County Road FA538 over Little Bear River?

It is owned by the County Highway Agency.