US Bridges

Central Avenue over Western Canal

Fair

Maricopa County, Arizona · Central Av N of Baseline · Structure no. 09316

Built
1974
51 years old
Condition
Fair
inspected November 2022
Type
Frame
Concrete
Length
28 ft
1 main span
Daily traffic
24,048
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Central Avenue over Western Canal is a concrete frame carrying Central Avenue over Western Canal in Maricopa County, Arizona. It was built in 1974, so it is 51 years old, older 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 24,048 vehicles a day, roughly 5% of them trucks, projected to reach 24,058 by 2041. The structure is 28 ft (8.6 m) long and 81 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCentral Avenue
CrossesWestern Canal
LocationCentral Av N of Baseline
RouteCity Street 0
CountyMaricopa County
StateArizona
Coordinates33.3791, -112.0733
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2022
Inspection intervalevery 24 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.6 US tons
Inventory rating38 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length28 ft (8.6 m)
Longest span28 ft (8.6 m)
Deck width81 ft (24.6 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,048 (2021)
Projected traffic24,058 by 2041
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Central Avenue over Western Canal built?

It was built in 1974, making it 51 years old in 2025.

What condition is Central Avenue over Western 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 2022.

How much traffic does Central Avenue over Western Canal carry?

About 24,048 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Central Avenue over Western Canal?

The structure is 28 ft (8.6 m) long with a longest span of 28 ft (8.6 m) and a deck 81 ft wide.

Who owns Central Avenue over Western Canal?

It is owned by the City or Municipal Highway Agency.