US Bridges

19th Avenue over Salt River

Fair

Maricopa County, Arizona · 0.2 MI N of Broadway · Structure no. 09741

Built
1982
43 years old
Condition
Fair
inspected November 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
1,007 ft
8 main spans
Daily traffic
36,697
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

19th Avenue over Salt River is a prestressed concrete continuous stringer/multi-beam or girder carrying 19th Avenue over Salt River in Maricopa County, Arizona. It was built in 1982, so it is 43 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 36,697 vehicles a day, roughly 5% of them trucks, projected to reach 36,707 by 2041. The structure is 1,007 ft (306.8 m) long and 81 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries19th Avenue
CrossesSalt River
Location0.2 MI N of Broadway
RouteCity Street 0
StateArizona
Coordinates33.4094, -112.0995
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 protection8 Very GoodNo problems noted.
Last inspectionNovember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94.4 US tons
Inventory rating56.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length1,007 ft (306.8 m)
Longest span125 ft (38.1 m)
Deck width81 ft (24.6 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,697 (2021)
Projected traffic36,707 by 2041
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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 19th Avenue over Salt River built?

It was built in 1982, making it 43 years old in 2025.

What condition is 19th Avenue over Salt 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 November 2022.

How much traffic does 19th Avenue over Salt River carry?

About 36,697 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is 19th Avenue over Salt River?

The structure is 1,007 ft (306.8 m) long with a longest span of 125 ft (38.1 m) and a deck 81 ft wide.

Who owns 19th Avenue over Salt River?

It is owned by the City or Municipal Highway Agency.