US Bridges

SB 40 over Wash

Good

Yavapai County, Arizona · 0.7 MI N of JCT I 40 · Structure no. 06035

Built
1968
57 years old
Condition
Good
inspected June 2022
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
1,276
2020 count
Owner
State
State Highway Agency

About this bridge

SB 40 over Wash is a concrete continuous culvert carrying SB 40 over Wash in Yavapai County, Arizona. It was built in 1968, so it is 57 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 1,276 vehicles a day, roughly 7% of them trucks, projected to reach 1,286 by 2040. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSB 40
CrossesWash
Location0.7 MI N of JCT I 40
RouteState Highway 40
CountyYavapai County
StateArizona
Coordinates35.3163, -112.8509
Functional classRural Major Collector

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 inspectionJune 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 rating67 US tons
Inventory rating40 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck25 ft (7.6 m)

Traffic and service

Average daily traffic1,276 (2020)
Projected traffic1,286 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 SB 40 over Wash built?

It was built in 1968, making it 57 years old in 2025.

What condition is SB 40 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 June 2022.

How much traffic does SB 40 over Wash carry?

About 1,276 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is SB 40 over Wash?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns SB 40 over Wash?

It is owned by the State Highway Agency.