US Bridges

CO 10th Street over West Main Canal

Good

Yuma County, Arizona · 0.2 MI E JCT Somerton Ave · Structure no. 09914

Built
1988
37 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
1,569
2024 count
Owner
County
County Highway Agency

About this bridge

CO 10th Street over West Main Canal is a prestressed concrete box beam or girders - multiple carrying CO 10th Street over West Main Canal in Yuma County, Arizona. It was built in 1988, so it is 37 years old, younger than the Arizona average of 47.8 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 1,569 vehicles a day, roughly 5% of them trucks, projected to reach 1,579 by 2042. The structure is 60 ft (18.2 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCO 10th Street
CrossesWest Main Canal
Location0.2 MI E JCT Somerton Ave
RouteCounty Highway 0
StateArizona
Coordinates32.68369, -114.70736
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating64 US tons
Inventory rating37 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length60 ft (18.2 m)
Longest span56 ft (17.1 m)
Deck width44 ft (13.3 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deck30 ft (9.1 m)

Traffic and service

Average daily traffic1,569 (2024)
Projected traffic1,579 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was CO 10th Street over West Main Canal built?

It was built in 1988, making it 37 years old in 2025.

What condition is CO 10th Street over West Main Canal 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 March 2024.

How much traffic does CO 10th Street over West Main Canal carry?

About 1,569 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is CO 10th Street over West Main Canal?

The structure is 60 ft (18.2 m) long with a longest span of 56 ft (17.1 m) and a deck 44 ft wide.

Who owns CO 10th Street over West Main Canal?

It is owned by the County Highway Agency.