US Bridges

7th Avenue over Az Canal Div Channel

Fair

Maricopa County, Arizona · 7th Ave N of Dunlap Ave · Structure no. 07915

Built
1988
37 years old
Condition
Fair
inspected October 2022
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
73 ft
1 main span
Daily traffic
15,479
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

7th Avenue over Az Canal Div Channel is a prestressed concrete box beam or girders - single or spread carrying 7th Avenue over Az Canal Div Channel in Maricopa 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 15,479 vehicles a day, roughly 1% of them trucks, projected to reach 15,489 by 2041. The structure is 73 ft (22.3 m) long and 80 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries7th Avenue
CrossesAz Canal Div Channel
Location7th Ave N of Dunlap Ave
RouteCity Street 0
StateArizona
Coordinates33.5686, -112.0825
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 inspectionOctober 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.2 US tons
Inventory rating49.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length73 ft (22.3 m)
Longest span65 ft (19.7 m)
Deck width80 ft (24.4 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,479 (2021)
Projected traffic15,489 by 2041
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 7th Avenue over Az Canal Div Channel built?

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

What condition is 7th Avenue over Az Canal Div Channel 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 October 2022.

How much traffic does 7th Avenue over Az Canal Div Channel carry?

About 15,479 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is 7th Avenue over Az Canal Div Channel?

The structure is 73 ft (22.3 m) long with a longest span of 65 ft (19.7 m) and a deck 80 ft wide.

Who owns 7th Avenue over Az Canal Div Channel?

It is owned by the City or Municipal Highway Agency.