US Bridges

SR-61 over Bear River

Poor

Cache County, Utah · 1 Mile East of Cornish · Structure no. 0F 25

Built
1961
64 years old
Condition
Poor
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
182 ft
3 main spans
Daily traffic
1,170
2014 count
Owner
State
State Highway Agency

About this bridge

SR-61 over Bear River is a prestressed concrete stringer/multi-beam or girder carrying SR-61 over Bear River in Cache County, Utah. It was built in 1961, so it is 64 years old, older than the Utah average of 40.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 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.

It carries about 1,170 vehicles a day, roughly 25% of them trucks, projected to reach 1,463 by 2034. The structure is 182 ft (55.6 m) long and 34 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesSR-61
CrossesBear River
Location1 Mile East of Cornish
RouteState Highway 61
StateUtah
Coordinates41.97528, -111.93722
Functional classRural Major Collector

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length182 ft (55.6 m)
Longest span58 ft (17.7 m)
Deck width34 ft (10.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,170 (2014)
Projected traffic1,463 by 2034
Trucks25%
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 Bear River built?

It was built in 1961, making it 64 years old in 2025.

What condition is SR-61 over Bear River 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 2023.

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

About 1,170 vehicles per day (2014 count), of which roughly 25% are trucks.

How long is SR-61 over Bear River?

The structure is 182 ft (55.6 m) long with a longest span of 58 ft (17.7 m) and a deck 34 ft wide.

Who owns SR-61 over Bear River?

It is owned by the State Highway Agency.