US Bridges

Northern Ave over New River

Fair

Maricopa County, Arizona · 0.15 MI W JCT 99th Ave · Structure no. 10243

Built
1992
33 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
393 ft
4 main spans
Daily traffic
25,882
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Northern Ave over New River is a prestressed concrete continuous stringer/multi-beam or girder carrying Northern Ave over New River in Maricopa County, Arizona. It was built in 1992, so it is 33 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 25,882 vehicles a day, roughly 10% of them trucks, projected to reach 25,892 by 2042. The structure is 393 ft (119.8 m) long and 85 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesNorthern Ave
CrossesNew River
Location0.15 MI W JCT 99th Ave
RouteCity Street 0
StateArizona
Coordinates33.5513, -112.2759
Functional classUrban Other Principal 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 protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94 US tons
Inventory rating48 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length393 ft (119.8 m)
Longest span97 ft (29.6 m)
Deck width85 ft (25.8 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,882 (2024)
Projected traffic25,892 by 2042
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Northern Ave over New River built?

It was built in 1992, making it 33 years old in 2025.

What condition is Northern Ave over New 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 May 2024.

How much traffic does Northern Ave over New River carry?

About 25,882 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Northern Ave over New River?

The structure is 393 ft (119.8 m) long with a longest span of 97 ft (29.6 m) and a deck 85 ft wide.

Who owns Northern Ave over New River?

It is owned by the City or Municipal Highway Agency.