US Bridges

I 40; WB over M.Wash & Svc Road

Good

Yavapai County, Arizona · 35.5 MI E JCT US 93 · Structure no. 01609

Built
1972
53 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
276 ft
4 main spans
Daily traffic
6,216
2020 count
Owner
State
State Highway Agency

About this bridge

I 40; WB over M.Wash & Svc Road is a steel continuous stringer/multi-beam or girder carrying I 40; WB over M.Wash & Svc Road in Yavapai County, Arizona. It was built in 1972, so it is 53 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 6,216 vehicles a day, roughly 23% of them trucks, projected to reach 6,226 by 2040. The structure is 276 ft (84.1 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI 40; WB
CrossesM.Wash & Svc Road
Location35.5 MI E JCT US 93
RouteInterstate 40
CountyYavapai County
StateArizona
Coordinates35.2854, -113.1215
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length276 ft (84.1 m)
Longest span92 ft (28 m)
Deck width45 ft (13.6 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,216 (2020)
Projected traffic6,226 by 2040
Trucks23%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I 40; WB over M.Wash & Svc Road built?

It was built in 1972, making it 53 years old in 2025.

What condition is I 40; WB over M.Wash & Svc Road 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 2024.

How much traffic does I 40; WB over M.Wash & Svc Road carry?

About 6,216 vehicles per day (2020 count), of which roughly 23% are trucks.

How long is I 40; WB over M.Wash & Svc Road?

The structure is 276 ft (84.1 m) long with a longest span of 92 ft (28 m) and a deck 45 ft wide.

Who owns I 40; WB over M.Wash & Svc Road?

It is owned by the State Highway Agency.