US Bridges

Avondale Blvd over Gila River

Fair

Maricopa County, Arizona · 0.75 MI S/ Southern Ave · Structure no. 10163

Built
1998
27 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
2,553 ft
18 main spans
Daily traffic
1,851
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Avondale Blvd over Gila River is a prestressed concrete stringer/multi-beam or girder carrying Avondale Blvd over Gila River in Maricopa County, Arizona. It was built in 1998, so it is 27 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 1,851 vehicles a day, roughly 5% of them trucks, projected to reach 1,861 by 2039. The structure is 2,553 ft (778.2 m) long and 74 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesAvondale Blvd
CrossesGila River
Location0.75 MI S/ Southern Ave
RouteCity Street 0
StateArizona
Coordinates33.3796, -112.3093
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 rating72 US tons
Inventory rating26 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans18
Design loadHS 20
Structure length2,553 ft (778.2 m)
Longest span142 ft (43.3 m)
Deck width74 ft (22.5 m)
Roadway width57 ft (17.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,851 (2019)
Projected traffic1,861 by 2039
Trucks5%
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 Avondale Blvd over Gila River built?

It was built in 1998, making it 27 years old in 2025.

What condition is Avondale Blvd over Gila River 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 June 2023.

How much traffic does Avondale Blvd over Gila River carry?

About 1,851 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Avondale Blvd over Gila River?

The structure is 2,553 ft (778.2 m) long with a longest span of 142 ft (43.3 m) and a deck 74 ft wide.

Who owns Avondale Blvd over Gila River?

It is owned by the City or Municipal Highway Agency.