US Bridges

I 10 EB over Park Avenue

Fair

Pima County, Arizona · 1.3 MI E JCT I-19 · Structure no. 02162

Built
1991
34 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
251 ft
4 main spans
Daily traffic
54,389
2022 count
Owner
State
State Highway Agency

About this bridge

I 10 EB over Park Avenue is a prestressed concrete continuous stringer/multi-beam or girder carrying I 10 EB over Park Avenue in Pima County, Arizona. It was built in 1991, so it is 34 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 54,389 vehicles a day, roughly 11% of them trucks, projected to reach 54,399 by 2042. The structure is 251 ft (76.5 m) long and 75 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI 10 EB
CrossesPark Avenue
Location1.3 MI E JCT I-19
RouteInterstate 10
CountyPima County
StateArizona
Coordinates32.1837, -110.9566
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93 US tons
Inventory rating56 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length251 ft (76.5 m)
Longest span94 ft (28.7 m)
Deck width75 ft (22.9 m)
Roadway width73 ft (22.1 m)
Vertical clearance over deck30 ft (9.1 m)

Traffic and service

Average daily traffic54,389 (2022)
Projected traffic54,399 by 2042
Trucks11%
Lanes on structure4
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
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 I 10 EB over Park Avenue built?

It was built in 1991, making it 34 years old in 2025.

What condition is I 10 EB over Park Avenue 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 December 2024.

How much traffic does I 10 EB over Park Avenue carry?

About 54,389 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is I 10 EB over Park Avenue?

The structure is 251 ft (76.5 m) long with a longest span of 94 ft (28.7 m) and a deck 75 ft wide.

Who owns I 10 EB over Park Avenue?

It is owned by the State Highway Agency.