US Bridges

SR 260 over Gaddis Wash

Good

Yavapai County, Arizona · JCT I 17 at E Side · Structure no. 06683

Built
1978
47 years old
Condition
Good
inspected September 2022
Type
Culvert
Steel
Length
23 ft
2 main spans
Daily traffic
15,211
2022 count
Owner
State
State Highway Agency

About this bridge

SR 260 over Gaddis Wash is a steel culvert carrying SR 260 over Gaddis Wash in Yavapai County, Arizona. It was built in 1978, so it is 47 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 15,211 vehicles a day, roughly 8% of them trucks, projected to reach 15,221 by 2042. The structure is 23 ft (7 m) long and 262 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesSR 260
CrossesGaddis Wash
LocationJCT I 17 at E Side
RouteState Highway 260
CountyYavapai County
StateArizona
Coordinates34.5771, -111.8836
Functional classUrban Other Principal 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2022
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 spans2
Design loadHS 20
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width262 ft (79.9 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,211 (2022)
Projected traffic15,221 by 2042
Trucks8%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 260 over Gaddis Wash built?

It was built in 1978, making it 47 years old in 2025.

What condition is SR 260 over Gaddis 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 September 2022.

How much traffic does SR 260 over Gaddis Wash carry?

About 15,211 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is SR 260 over Gaddis Wash?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m) and a deck 262 ft wide.

Who owns SR 260 over Gaddis Wash?

It is owned by the State Highway Agency.