US Bridges

I-10 WB over Alvernon Way

Fair

Pima County, Arizona · 4.7 MI E JCT I-19 · Structure no. 02019

Built
1987
38 years old
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
215 ft
2 main spans
Daily traffic
32,189
2022 count
Owner
State
State Highway Agency

About this bridge

I-10 WB over Alvernon Way is a prestressed concrete continuous box beam or girders - single or spread carrying I-10 WB over Alvernon Way in Pima County, Arizona. It was built in 1987, so it is 38 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 32,189 vehicles a day, roughly 18% of them trucks, projected to reach 32,199 by 2042. The structure is 215 ft (65.5 m) long and 63 ft wide.

Location

Open in Google Maps
CarriesI-10 WB
CrossesAlvernon Way
Location4.7 MI E JCT I-19
RouteInterstate 10
CountyPima County
StateArizona
Coordinates32.1578, -110.9095
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.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating61.9 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length215 ft (65.5 m)
Longest span105 ft (32 m)
Deck width63 ft (19.3 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deck25 ft (7.6 m)

Traffic and service

Average daily traffic32,189 (2022)
Projected traffic32,199 by 2042
Trucks18%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 WB over Alvernon Way built?

It was built in 1987, making it 38 years old in 2025.

What condition is I-10 WB over Alvernon Way 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 January 2024.

How much traffic does I-10 WB over Alvernon Way carry?

About 32,189 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is I-10 WB over Alvernon Way?

The structure is 215 ft (65.5 m) long with a longest span of 105 ft (32 m) and a deck 63 ft wide.

Who owns I-10 WB over Alvernon Way?

It is owned by the State Highway Agency.