US Bridges

I 19; SB & on Ramp over Wash

Good

Santa Cruz County, Arizona · 3.1 MI N JCT SR 289 · Structure no. 05776

Built
1966
59 years old, rebuilt 2002
Condition
Good
inspected June 2024
Type
Culvert
Concrete Continuous
Length
32 ft
3 main spans
Daily traffic
14,010
2024 count
Owner
State
State Highway Agency

About this bridge

I 19; SB & on Ramp over Wash is a concrete continuous culvert carrying I 19; SB & on Ramp over Wash in Santa Cruz County, Arizona. It was built in 1966 and reconstructed in 2002, so it is 59 years old, older 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 14,010 vehicles a day, roughly 9% of them trucks, projected to reach 14,020 by 2042. The structure is 32 ft (9.8 m) long and 69 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 19; SB & on Ramp
CrossesWash
Location3.1 MI N JCT SR 289
RouteInterstate 19
StateArizona
Coordinates31.462, -110.9926
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating35.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width69 ft (21 m)
Roadway width57 ft (17.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,010 (2024)
Projected traffic14,020 by 2042
Trucks9%
Lanes on structure3
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 I 19; SB & on Ramp over Wash built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2002.

What condition is I 19; SB & on Ramp over 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 June 2024.

How much traffic does I 19; SB & on Ramp over Wash carry?

About 14,010 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is I 19; SB & on Ramp over Wash?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m) and a deck 69 ft wide.

Who owns I 19; SB & on Ramp over Wash?

It is owned by the State Highway Agency.