US Bridges

7th Street over Az Canal Div Channel

Good

Maricopa County, Arizona · 7th St. S of Butler DR · Structure no. 07918

Built
1988
37 years old
Condition
Good
inspected October 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
31,705
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

7th Street over Az Canal Div Channel is a prestressed concrete box beam or girders - multiple carrying 7th Street 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 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 31,705 vehicles a day, roughly 5% of them trucks, projected to reach 31,715 by 2041. The structure is 64 ft (19.4 m) long and 82 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries7th Street
CrossesAz Canal Div Channel
Location7th St. S of Butler DR
RouteCity Street 0
StateArizona
Coordinates33.5577, -112.0653
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
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 evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating38.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length64 ft (19.4 m)
Longest span59 ft (18 m)
Deck width82 ft (25.1 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,705 (2021)
Projected traffic31,715 by 2041
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 7th Street over Az Canal Div Channel built?

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

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

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

About 31,705 vehicles per day (2021 count), of which roughly 5% are trucks.

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

The structure is 64 ft (19.4 m) long with a longest span of 59 ft (18 m) and a deck 82 ft wide.

Who owns 7th Street over Az Canal Div Channel?

It is owned by the City or Municipal Highway Agency.