US Bridges

SR-61 over Cub River

Fair

Cache County, Utah · East Side of Lewiston · Structure no. 0D 548

Built
1952
73 years old
Condition
Fair
inspected July 2023
Type
Frame
Concrete
Length
54 ft
1 main span
Daily traffic
2,592
2021 count
Owner
State
State Highway Agency

About this bridge

SR-61 over Cub River is a concrete frame carrying SR-61 over Cub River in Cache County, Utah. It was built in 1952, so it is 73 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 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 2,592 vehicles a day, roughly 26% of them trucks, projected to reach 3,110 by 2041. The structure is 54 ft (16.4 m) long and 32 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
CarriesSR-61
CrossesCub River
LocationEast Side of Lewiston
RouteState Highway 61
CountyCache County
StateUtah
Coordinates41.97611, -111.82806
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45 US tons
Inventory rating20.4 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length54 ft (16.4 m)
Longest span50 ft (15.2 m)
Deck width32 ft (9.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,592 (2021)
Projected traffic3,110 by 2041
Trucks26%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR-61 over Cub River built?

It was built in 1952, making it 73 years old in 2025.

What condition is SR-61 over Cub 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 July 2023.

How much traffic does SR-61 over Cub River carry?

About 2,592 vehicles per day (2021 count), of which roughly 26% are trucks.

How long is SR-61 over Cub River?

The structure is 54 ft (16.4 m) long with a longest span of 50 ft (15.2 m) and a deck 32 ft wide.

Who owns SR-61 over Cub River?

It is owned by the State Highway Agency.