US Bridges

SR-12 over Bryce Canyon Wash

Fair

Garfield County, Utah · 0.8 Miles East of Tropic · Structure no. 0E1124

Built
1959
66 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete Continuous
Length
34 ft
2 main spans
Daily traffic
1,686
2022 count
Owner
State
State Highway Agency

About this bridge

SR-12 over Bryce Canyon Wash is a concrete continuous culvert carrying SR-12 over Bryce Canyon Wash in Garfield County, Utah. It was built in 1959, so it is 66 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 1,686 vehicles a day, roughly 23% of them trucks, projected to reach 2,023 by 2042. The structure is 34 ft (10.4 m) long. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesSR-12
CrossesBryce Canyon Wash
Location0.8 Miles East of Tropic
RouteState Highway 12
CountyGarfield County
StateUtah
Coordinates37.61654, -112.07657
Functional classRural Minor Arterial

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating62.8 US tons
Inventory rating36.4 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 15
Structure length34 ft (10.4 m)
Longest span16 ft (4.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,686 (2022)
Projected traffic2,023 by 2042
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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-12 over Bryce Canyon Wash built?

It was built in 1959, making it 66 years old in 2025.

What condition is SR-12 over Bryce Canyon Wash 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 Bryce Canyon Wash carry?

About 1,686 vehicles per day (2022 count), of which roughly 23% are trucks.

How long is SR-12 over Bryce Canyon Wash?

The structure is 34 ft (10.4 m) long with a longest span of 16 ft (4.8 m).

Who owns SR-12 over Bryce Canyon Wash?

It is owned by the State Highway Agency.