US Bridges

I 10; EB over Palo Verde Road

Fair

Pima County, Arizona · 4.0 MI E JCT I 19 · Structure no. 01219

Built
1965
60 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
195 ft
4 main spans
Daily traffic
42,068
2024 count
Owner
State
State Highway Agency

About this bridge

I 10; EB over Palo Verde Road is a steel continuous stringer/multi-beam or girder carrying I 10; EB over Palo Verde Road in Pima County, Arizona. It was built in 1965, so it is 60 years old, older 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 42,068 vehicles a day, roughly 15% of them trucks, projected to reach 42,078 by 2042. The structure is 195 ft (59.4 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI 10; EB
CrossesPalo Verde Road
Location4.0 MI E JCT I 19
RouteInterstate 10
CountyPima County
StateArizona
Coordinates32.1621, -110.9179
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating43 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length195 ft (59.4 m)
Longest span62 ft (18.9 m)
Deck width47 ft (14.3 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42,068 (2024)
Projected traffic42,078 by 2042
Trucks15%
Lanes on structure3
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2,000 (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 10; EB over Palo Verde Road built?

It was built in 1965, making it 60 years old in 2025.

What condition is I 10; EB over Palo Verde Road 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 September 2024.

How much traffic does I 10; EB over Palo Verde Road carry?

About 42,068 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is I 10; EB over Palo Verde Road?

The structure is 195 ft (59.4 m) long with a longest span of 62 ft (18.9 m) and a deck 47 ft wide.

Who owns I 10; EB over Palo Verde Road?

It is owned by the State Highway Agency.