US Bridges

SR 86 over Quijotoa Wash

Good

Pima County, Arizona · 38.0 MI E JCT SR 85 · Structure no. 07102

Built
2002
23 years old
Condition
Good
inspected November 2022
Type
Culvert
Concrete Continuous
Length
120 ft
9 main spans
Daily traffic
1,130
2022 count
Owner
State
State Highway Agency

About this bridge

SR 86 over Quijotoa Wash is a concrete continuous culvert carrying SR 86 over Quijotoa Wash in Pima County, Arizona. It was built in 2002, so it is 23 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 1,130 vehicles a day, roughly 10% of them trucks, projected to reach 1,140 by 2042. The structure is 120 ft (36.6 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesSR 86
CrossesQuijotoa Wash
Location38.0 MI E JCT SR 85
RouteState Highway 86
StateArizona
Coordinates32.165, -112.118
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 2022
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
MaterialConcrete Continuous
DeckNot applicable
Main spans9
Design loadHS 20
Structure length120 ft (36.6 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 traffic1,130 (2022)
Projected traffic1,140 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 SR 86 over Quijotoa Wash built?

It was built in 2002, making it 23 years old in 2025.

What condition is SR 86 over Quijotoa 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 2022.

How much traffic does SR 86 over Quijotoa Wash carry?

About 1,130 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is SR 86 over Quijotoa Wash?

The structure is 120 ft (36.6 m) long with a longest span of 10 ft (3 m).

Who owns SR 86 over Quijotoa Wash?

It is owned by the State Highway Agency.