US Bridges

I 19; NB SB & Ram over Wash

Good

Pima County, Arizona · 2.2 MI S JCT I 10 · Structure no. 06075

Built
1965
60 years old, rebuilt 1992
Condition
Good
inspected February 2024
Type
Culvert
Concrete Continuous
Length
37 ft
3 main spans
Daily traffic
3,000
2022 count
Owner
State
State Highway Agency

About this bridge

I 19; NB SB & Ram over Wash is a concrete continuous culvert carrying I 19; NB SB & Ram over Wash in Pima County, Arizona. It was built in 1965 and reconstructed in 1992, 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 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 3,000 vehicles a day, roughly 1% of them trucks, projected to reach 3,010 by 2042. The structure is 37 ft (11.3 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesI 19; NB SB & Ram
CrossesWash
Location2.2 MI S JCT I 10
RouteInterstate 19
CountyPima County
StateArizona
Coordinates32.16231, -110.98586
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating38 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length37 ft (11.3 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2022)
Projected traffic3,010 by 2042
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$2,000
NavigationNo navigation control on waterway

Frequently asked questions

When was I 19; NB SB & Ram over Wash built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1992.

What condition is I 19; NB SB & Ram 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 February 2024.

How much traffic does I 19; NB SB & Ram over Wash carry?

About 3,000 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is I 19; NB SB & Ram over Wash?

The structure is 37 ft (11.3 m) long with a longest span of 10 ft (3 m).

Who owns I 19; NB SB & Ram over Wash?

It is owned by the State Highway Agency.