US Bridges

19th Ave to I10 EB over Adot Maintenance

Good

Maricopa County, Arizona · 0.77 MI E of JCT I 17 · Structure no. 01954

Built
1988
37 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
476 ft
4 main spans
Daily traffic
11,406
2022 count
Owner
State
State Highway Agency

About this bridge

19th Ave to I10 EB over Adot Maintenance is a prestressed concrete continuous box beam or girders - single or spread carrying 19th Ave to I10 EB over Adot Maintenance 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 11,406 vehicles a day, roughly 9% of them trucks, projected to reach 11,416 by 2042. The structure is 476 ft (145.1 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries19th Ave to I10 EB
CrossesAdot Maintenance
Location0.77 MI E of JCT I 17
RouteInterstate 10
StateArizona
Coordinates33.4612, -112.098
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88 US tons
Inventory rating46 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length476 ft (145.1 m)
Longest span128 ft (39 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck30 ft (9.1 m)

Traffic and service

Average daily traffic11,406 (2022)
Projected traffic11,416 by 2042
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was 19th Ave to I10 EB over Adot Maintenance built?

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

What condition is 19th Ave to I10 EB over Adot Maintenance 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 May 2024.

How much traffic does 19th Ave to I10 EB over Adot Maintenance carry?

About 11,406 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is 19th Ave to I10 EB over Adot Maintenance?

The structure is 476 ft (145.1 m) long with a longest span of 128 ft (39 m) and a deck 27 ft wide.

Who owns 19th Ave to I10 EB over Adot Maintenance?

It is owned by the State Highway Agency.