US Bridges

SR 64 over Wash

Fair

Coconino County, Arizona · 9.5 MI W of JCT US 89 · Structure no. 06745

Built
1982
43 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
4,463
2023 count
Owner
State
State Highway Agency

About this bridge

SR 64 over Wash is a concrete continuous culvert carrying SR 64 over Wash in Coconino County, Arizona. It was built in 1982, so it is 43 years old, younger than the Arizona average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 4,463 vehicles a day, roughly 5% of them trucks, projected to reach 4,463 by 2042. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 19.9 mi (32 km).

Location

No coordinates are recorded for this structure.

CarriesSR 64
CrossesWash
Location9.5 MI W of JCT US 89
RouteState Highway 64
CountyCoconino County
StateArizona
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 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 deckUnrestricted

Traffic and service

Average daily traffic4,463 (2023)
Projected traffic4,463 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 64 over Wash built?

It was built in 1982, making it 43 years old in 2025.

What condition is SR 64 over Wash in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does SR 64 over Wash carry?

About 4,463 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is SR 64 over Wash?

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

Who owns SR 64 over Wash?

It is owned by the State Highway Agency.