US Bridges

SR-276 over Trachyte Wash

Fair

Garfield County, Utah · 5 Mi.So.Of Trachyte Jct. · Structure no. 0C 524

Built
1967
58 years old
Condition
Fair
inspected October 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
184 ft
2 main spans
Daily traffic
324
2022 count
Owner
State
State Highway Agency

About this bridge

SR-276 over Trachyte Wash is a steel continuous stringer/multi-beam or girder carrying SR-276 over Trachyte Wash in Garfield County, Utah. It was built in 1967, so it is 58 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 324 vehicles a day, roughly 26% of them trucks, projected to reach 389 by 2042. The structure is 184 ft (56 m) long and 34 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesSR-276
CrossesTrachyte Wash
Location5 Mi.So.Of Trachyte Jct.
RouteState Highway 276
CountyGarfield County
StateUtah
Coordinates37.95822, -110.57702
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating74.3 US tons
Inventory rating44 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length184 ft (56 m)
Longest span90 ft (27.4 m)
Deck width34 ft (10.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic324 (2022)
Projected traffic389 by 2042
Trucks26%
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-276 over Trachyte Wash built?

It was built in 1967, making it 58 years old in 2025.

What condition is SR-276 over Trachyte 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 October 2022.

How much traffic does SR-276 over Trachyte Wash carry?

About 324 vehicles per day (2022 count), of which roughly 26% are trucks.

How long is SR-276 over Trachyte Wash?

The structure is 184 ft (56 m) long with a longest span of 90 ft (27.4 m) and a deck 34 ft wide.

Who owns SR-276 over Trachyte Wash?

It is owned by the State Highway Agency.