US Bridges

University Drive over Eastern Canal

FairPosted for load

Maricopa County, Arizona · 0.2 MI W of Val Vista · Structure no. 09158

Built
1959
66 years old, rebuilt 1973
Condition
Fair
inspected November 2024
Type
Slab
Concrete Continuous
Length
42 ft
2 main spans
Daily traffic
19,443
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

University Drive over Eastern Canal is a concrete continuous slab carrying University Drive over Eastern Canal in Maricopa County, Arizona. It was built in 1959 and reconstructed in 1973, so it is 66 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 19,443 vehicles a day, roughly 5% of them trucks, projected to reach 19,453 by 2042. The structure is 42 ft (12.8 m) long and 80 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUniversity Drive
CrossesEastern Canal
Location0.2 MI W of Val Vista
RouteCity Street 0
StateArizona
Coordinates33.42275, -111.75661
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 15
Structure length42 ft (12.8 m)
Longest span20 ft (6.1 m)
Deck width80 ft (24.5 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,443 (2023)
Projected traffic19,453 by 2042
Trucks5%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was University Drive over Eastern Canal built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1973.

What condition is University Drive over Eastern 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 2024.

How much traffic does University Drive over Eastern Canal carry?

About 19,443 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is University Drive over Eastern Canal?

The structure is 42 ft (12.8 m) long with a longest span of 20 ft (6.1 m) and a deck 80 ft wide.

Who owns University Drive over Eastern Canal?

It is owned by the City or Municipal Highway Agency.