US Bridges

IRR SR 86 over San Vicente Wash

Good

Pima County, Arizona · 18.9 MI W JCT SR 286 · Structure no. 04606

Built
1947
78 years old, rebuilt 2015
Condition
Good
inspected November 2024
Type
Culvert
Concrete Continuous
Length
87 ft
8 main spans
Daily traffic
2,785
2022 count
Owner
State
State Highway Agency

About this bridge

IRR SR 86 over San Vicente Wash is a concrete continuous culvert carrying IRR SR 86 over San Vicente Wash in Pima County, Arizona. It was built in 1947 and reconstructed in 2015, so it is 78 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 2,785 vehicles a day, roughly 15% of them trucks, projected to reach 2,795 by 2042. The structure is 87 ft (26.5 m) long and 35 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

Location

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CarriesIRR SR 86
CrossesSan Vicente Wash
Location18.9 MI W JCT SR 286
RouteState Highway 86
CountyPima County
StateArizona
Coordinates32.018, -111.6227
Functional classRural Minor Arterial

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 inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum 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 spans8
Design loadHS 20
Structure length87 ft (26.5 m)
Longest span10 ft (3 m)
Deck width35 ft (10.7 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,785 (2022)
Projected traffic2,795 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 km)
TollOn a free road
National Highway SystemNo

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 IRR SR 86 over San Vicente Wash built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 2015.

What condition is IRR SR 86 over San Vicente 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 November 2024.

How much traffic does IRR SR 86 over San Vicente Wash carry?

About 2,785 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is IRR SR 86 over San Vicente Wash?

The structure is 87 ft (26.5 m) long with a longest span of 10 ft (3 m) and a deck 35 ft wide.

Who owns IRR SR 86 over San Vicente Wash?

It is owned by the State Highway Agency.