US Bridges

Ramp W-S over Julian Wash

Good

Pima County, Arizona · JCT of I-10 & I-19 · Structure no. 02531

Built
2004
21 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
198 ft
2 main spans
Daily traffic
15,929
2022 count
Owner
State
State Highway Agency

About this bridge

Ramp W-S over Julian Wash is a prestressed concrete continuous box beam or girders - single or spread carrying Ramp W-S over Julian Wash in Pima County, Arizona. It was built in 2004, so it is 21 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 15,929 vehicles a day, roughly 19% of them trucks, projected to reach 15,939 by 2042. The structure is 198 ft (60.4 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesRamp W-S
CrossesJulian Wash
LocationJCT of I-10 & I-19
RouteInterstate 19
CountyPima County
StateArizona
Coordinates32.189, -110.9824
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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating54 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length198 ft (60.4 m)
Longest span109 ft (33.2 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,929 (2022)
Projected traffic15,939 by 2042
Trucks19%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ramp W-S over Julian Wash built?

It was built in 2004, making it 21 years old in 2025.

What condition is Ramp W-S over Julian Wash 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 September 2023.

How much traffic does Ramp W-S over Julian Wash carry?

About 15,929 vehicles per day (2022 count), of which roughly 19% are trucks.

How long is Ramp W-S over Julian Wash?

The structure is 198 ft (60.4 m) long with a longest span of 109 ft (33.2 m) and a deck 35 ft wide.

Who owns Ramp W-S over Julian Wash?

It is owned by the State Highway Agency.