US Bridges

SR-12 over East Fork Sevier River

FairPosted for load

Garfield County, Utah · 11.6 MI E Bryce Cyn.Jct. · Structure no. 0E1256

Built
1961
64 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
2,460
2014 count
Owner
State
State Highway Agency

About this bridge

SR-12 over East Fork Sevier River is a concrete continuous culvert carrying SR-12 over East Fork Sevier River in Garfield 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 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. Its operating status is: posted for load restriction.

It carries about 2,460 vehicles a day, roughly 22% of them trucks, projected to reach 3,075 by 2034. The structure is 27 ft (8.2 m) long and 41 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesSR-12
CrossesEast Fork Sevier River
Location11.6 MI E Bryce Cyn.Jct.
RouteState Highway 12
CountyGarfield County
StateUtah
Coordinates37.69861, -112.18889
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating25.4 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length27 ft (8.2 m)
Longest span12 ft (3.8 m)
Deck width41 ft (12.5 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic2,460 (2014)
Projected traffic3,075 by 2034
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemYes

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-12 over East Fork Sevier River built?

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

What condition is SR-12 over East Fork Sevier 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 2023.

How much traffic does SR-12 over East Fork Sevier River carry?

About 2,460 vehicles per day (2014 count), of which roughly 22% are trucks.

How long is SR-12 over East Fork Sevier River?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.8 m) and a deck 41 ft wide.

Who owns SR-12 over East Fork Sevier River?

It is owned by the State Highway Agency.