US Bridges

I 19 SB & Wfr over Wash

Good

Pima County, Arizona · 24.4 MI S JCT SR 86 · Structure no. 06840

Built
1976
49 years old
Condition
Good
inspected April 2021
Type
Culvert
Steel
Length
23 ft
2 main spans
Daily traffic
20,000
2015 count
Owner
State
State Highway Agency

About this bridge

I 19 SB & Wfr over Wash is a steel culvert carrying I 19 SB & Wfr over Wash in Pima County, Arizona. It was built in 1976, so it is 49 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 20,000 vehicles a day, roughly 15% of them trucks, projected to reach 20,010 by 2038. The structure is 23 ft (7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 19 SB & Wfr
CrossesWash
Location24.4 MI S JCT SR 86
RouteInterstate 19
StateArizona
Coordinates31.825, -111.00833
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionApril 2021
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 rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (7 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,000 (2015)
Projected traffic20,010 by 2038
Trucks15%
Lanes on structure4
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 & Wfr over Wash built?

It was built in 1976, making it 49 years old in 2025.

What condition is I 19 SB & Wfr 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 April 2021.

How much traffic does I 19 SB & Wfr over Wash carry?

About 20,000 vehicles per day (2015 count), of which roughly 15% are trucks.

How long is I 19 SB & Wfr over Wash?

The structure is 23 ft (7 m) long with a longest span of 6 ft (1.8 m).

Who owns I 19 SB & Wfr over Wash?

It is owned by the State Highway Agency.