US Bridges

SR-22 over Antimony Dry Wash

Fair

Garfield County, Utah · In Town of Antimony · Structure no. 0E 910

Built
1951
74 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
464
2017 count
Owner
State
State Highway Agency

About this bridge

SR-22 over Antimony Dry Wash is a concrete continuous culvert carrying SR-22 over Antimony Dry Wash in Garfield County, Utah. It was built in 1951, so it is 74 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 464 vehicles a day, roughly 29% of them trucks, projected to reach 557 by 2037. The structure is 26 ft (7.9 m) long and 42 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesSR-22
CrossesAntimony Dry Wash
LocationIn Town of Antimony
RouteState Highway 22
CountyGarfield County
StateUtah
Coordinates38.1153, -111.99939
Functional classRural Major Collector

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.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 25 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating70 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 15
Structure length26 ft (7.9 m)
Longest span12 ft (3.7 m)
Deck width42 ft (12.8 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic464 (2017)
Projected traffic557 by 2037
Trucks29%
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-22 over Antimony Dry Wash built?

It was built in 1951, making it 74 years old in 2025.

What condition is SR-22 over Antimony Dry 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 March 2023.

How much traffic does SR-22 over Antimony Dry Wash carry?

About 464 vehicles per day (2017 count), of which roughly 29% are trucks.

How long is SR-22 over Antimony Dry Wash?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m) and a deck 42 ft wide.

Who owns SR-22 over Antimony Dry Wash?

It is owned by the State Highway Agency.