US Bridges

SR 89; SB over Wash

Good

Yavapai County, Arizona · 4.2 MI N JCT SR 71 · Structure no. 04794

Built
1926
99 years old, rebuilt 1956
Condition
Good
inspected August 2023
Type
Culvert
Concrete Continuous
Length
30 ft
2 main spans
Daily traffic
1,180
2022 count
Owner
State
State Highway Agency

About this bridge

SR 89; SB over Wash is a concrete continuous culvert carrying SR 89; SB over Wash in Yavapai County, Arizona. It was built in 1926 and reconstructed in 1956, so it is 99 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 1,180 vehicles a day, roughly 23% of them trucks, projected to reach 1,190 by 2042. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 89; SB
CrossesWash
Location4.2 MI N JCT SR 71
RouteState Highway 89
StateArizona
Coordinates34.20796, -112.7996
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 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 alignment6: Equal to present minimum criteria
Operating rating71 US tons
Inventory rating42 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length30 ft (9.1 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 traffic1,180 (2022)
Projected traffic1,190 by 2042
Trucks23%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 89; SB over Wash built?

It was built in 1926, making it 99 years old in 2025. It was reconstructed in 1956.

What condition is SR 89; SB 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 August 2023.

How much traffic does SR 89; SB over Wash carry?

About 1,180 vehicles per day (2022 count), of which roughly 23% are trucks.

How long is SR 89; SB over Wash?

The structure is 30 ft (9.1 m) long with a longest span of 10 ft (3 m).

Who owns SR 89; SB over Wash?

It is owned by the State Highway Agency.