US Bridges

LA Canada Road over Small Wash

Good

Pima County, Arizona · 0.2 MI N Esperanza Blvd · Structure no. 08310

Built
1955
70 years old, rebuilt 1981
Condition
Good
inspected December 2023
Type
Culvert
Concrete Continuous
Length
54 ft
5 main spans
Daily traffic
9,057
2023 count
Owner
County
County Highway Agency

About this bridge

LA Canada Road over Small Wash is a concrete continuous culvert carrying LA Canada Road over Small Wash in Pima County, Arizona. It was built in 1955 and reconstructed in 1981, so it is 70 years old, older 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 9,057 vehicles a day, projected to reach 9,067 by 2042. The structure is 54 ft (16.5 m) long and 133 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLA Canada Road
CrossesSmall Wash
Location0.2 MI N Esperanza Blvd
RouteCounty Highway 534
StateArizona
Coordinates31.87199, -110.99517
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 48 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating30 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans5
Design loadHS 20
Structure length54 ft (16.5 m)
Longest span10 ft (3 m)
Deck width133 ft (40.4 m)
Roadway width114 ft (34.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,057 (2023)
Projected traffic9,067 by 2042
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 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 LA Canada Road over Small Wash built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1981.

What condition is LA Canada Road over Small Wash 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 December 2023.

How much traffic does LA Canada Road over Small Wash carry?

About 9,057 vehicles per day (2023 count).

How long is LA Canada Road over Small Wash?

The structure is 54 ft (16.5 m) long with a longest span of 10 ft (3 m) and a deck 133 ft wide.

Who owns LA Canada Road over Small Wash?

It is owned by the County Highway Agency.