US Bridges

Central Avenue over Grand Canal

Good

Maricopa County, Arizona · 0.36 MI S of Camelback · Structure no. 10432

Built
2005
20 years old
Condition
Good
inspected January 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
25,368
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Central Avenue over Grand Canal is a prestressed concrete box beam or girders - multiple carrying Central Avenue over Grand Canal in Maricopa County, Arizona. It was built in 2005, so it is 20 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 25,368 vehicles a day, roughly 1% of them trucks, projected to reach 25,378 by 2041. The structure is 50 ft (15.2 m) long and 96 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCentral Avenue
CrossesGrand Canal
Location0.36 MI S of Camelback
RouteCity Street 0
StateArizona
Coordinates33.5039, -112.0738
Functional classUrban Minor 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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96.1 US tons
Inventory rating57.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length50 ft (15.2 m)
Longest span48 ft (14.6 m)
Deck width96 ft (29.4 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,368 (2021)
Projected traffic25,378 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 Central Avenue over Grand Canal built?

It was built in 2005, making it 20 years old in 2025.

What condition is Central Avenue over Grand Canal 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 January 2023.

How much traffic does Central Avenue over Grand Canal carry?

About 25,368 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Central Avenue over Grand Canal?

The structure is 50 ft (15.2 m) long with a longest span of 48 ft (14.6 m) and a deck 96 ft wide.

Who owns Central Avenue over Grand Canal?

It is owned by the City or Municipal Highway Agency.