US Bridges

SR 260 over Wash

Good

Navajo County, Arizona · 1.7 MI E JCT SR 277 · Structure no. 07183

Built
2004
21 years old
Condition
Good
inspected March 2021
Type
Culvert
Steel
Length
24 ft
4 main spans
Daily traffic
6,564
2020 count
Owner
State
State Highway Agency

About this bridge

SR 260 over Wash is a steel culvert carrying SR 260 over Wash in Navajo County, Arizona. It was built in 2004, so it is 21 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 6,564 vehicles a day, roughly 12% of them trucks, projected to reach 6,574 by 2040. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesSR 260
CrossesWash
Location1.7 MI E JCT SR 277
RouteState Highway 260
CountyNavajo County
StateArizona
Coordinates34.3946, -110.5578
Functional classRural Principal Arterial - Other

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 inspectionMarch 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans4
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span5 ft (1.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,564 (2020)
Projected traffic6,574 by 2040
Trucks12%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 260 over Wash built?

It was built in 2004, making it 21 years old in 2025.

What condition is SR 260 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 March 2021.

How much traffic does SR 260 over Wash carry?

About 6,564 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is SR 260 over Wash?

The structure is 24 ft (7.3 m) long with a longest span of 5 ft (1.5 m).

Who owns SR 260 over Wash?

It is owned by the State Highway Agency.