US Bridges

LA Canada Drive over Medium Wash

Fair

Pima County, Arizona · 0.33 MI N Continental RD · Structure no. 09976

Built
1988
37 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete Continuous
Length
34 ft
4 main spans
Daily traffic
8,030
2021 count
Owner
County
County Highway Agency

About this bridge

LA Canada Drive over Medium Wash is a concrete continuous culvert carrying LA Canada Drive over Medium Wash in Pima 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 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 8,030 vehicles a day, roughly 10% of them trucks, projected to reach 8,040 by 2041. The structure is 34 ft (10.4 m) long and 124 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesLA Canada Drive
CrossesMedium Wash
Location0.33 MI N Continental RD
RouteCounty Highway 0
CountyPima County
StateArizona
Coordinates31.85694, -110.99755
Functional classUrban 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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 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 rating110.1 US tons
Inventory rating103.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span8 ft (2.4 m)
Deck width124 ft (37.7 m)
Roadway width77 ft (23.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,030 (2021)
Projected traffic8,040 by 2041
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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 Drive over Medium Wash built?

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

What condition is LA Canada Drive over Medium 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 November 2023.

How much traffic does LA Canada Drive over Medium Wash carry?

About 8,030 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is LA Canada Drive over Medium Wash?

The structure is 34 ft (10.4 m) long with a longest span of 8 ft (2.4 m) and a deck 124 ft wide.

Who owns LA Canada Drive over Medium Wash?

It is owned by the County Highway Agency.