US Bridges

SR-12 over Sevier River

Good

Garfield County, Utah · 0.1MI. E. Bryce Can.Jct. · Structure no. 0F 686

Built
2003
22 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
83 ft
1 main span
Daily traffic
3,099
2022 count
Owner
State
State Highway Agency

About this bridge

SR-12 over Sevier River is a prestressed concrete stringer/multi-beam or girder carrying SR-12 over Sevier River in Garfield County, Utah. It was built in 2003, so it is 22 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 3,099 vehicles a day, roughly 22% of them trucks, projected to reach 3,719 by 2042. The structure is 83 ft (25.3 m) long and 47 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesSR-12
CrossesSevier River
Location0.1MI. E. Bryce Can.Jct.
RouteState Highway 12
CountyGarfield County
StateUtah
Coordinates37.74948, -112.37483
Functional classRural Principal Arterial - Other

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 2023
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 rating50.4 US tons
Inventory rating50 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length83 ft (25.3 m)
Longest span80 ft (24.5 m)
Deck width47 ft (14.2 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,099 (2022)
Projected traffic3,719 by 2042
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR-12 over Sevier River built?

It was built in 2003, making it 22 years old in 2025.

What condition is SR-12 over Sevier 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 2023.

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

About 3,099 vehicles per day (2022 count), of which roughly 22% are trucks.

How long is SR-12 over Sevier River?

The structure is 83 ft (25.3 m) long with a longest span of 80 ft (24.5 m) and a deck 47 ft wide.

Who owns SR-12 over Sevier River?

It is owned by the State Highway Agency.