US Bridges

County Road over West Canal

Fair

Box Elder County, Utah · 3 Miles Sw. of Riverside · Structure no. 003011F

Built
1915
110 years old, rebuilt 1984
Condition
Fair
inspected November 2023
Type
Tee Beam
Prestressed Concrete
Length
51 ft
1 main span
Daily traffic
189
2013 count
Owner
County
County Highway Agency

About this bridge

County Road over West Canal is a prestressed concrete tee beam carrying County Road over West Canal in Box Elder County, Utah. It was built in 1915 and reconstructed in 1984, so it is 110 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.

It carries about 189 vehicles a day, projected to reach 230 by 2033. The structure is 51 ft (15.6 m) long and 22 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesCounty Road
CrossesWest Canal
Location3 Miles Sw. of Riverside
RouteCounty Highway 0
CountyBox Elder County
StateUtah
Coordinates41.75553, -112.16964
Functional classRural Local

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating35.7 US tons
Inventory rating25 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length51 ft (15.6 m)
Longest span38 ft (11.6 m)
Deck width22 ft (6.6 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic189 (2013)
Projected traffic230 by 2033
Trucks0%
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

OwnerCounty Highway Agency
Maintained byCounty 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 County Road over West Canal built?

It was built in 1915, making it 110 years old in 2025. It was reconstructed in 1984.

What condition is County Road over West Canal 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 November 2023.

How much traffic does County Road over West Canal carry?

About 189 vehicles per day (2013 count).

How long is County Road over West Canal?

The structure is 51 ft (15.6 m) long with a longest span of 38 ft (11.6 m) and a deck 22 ft wide.

Who owns County Road over West Canal?

It is owned by the County Highway Agency.