US Bridges

I 10; EB Wb&ramps over Wash

Good

Maricopa County, Arizona · 7.5 MI S of JCT US 60 · Structure no. 06043

Built
1966
59 years old
Condition
Good
inspected March 2021
Type
Culvert
Concrete Continuous
Length
45 ft
3 main spans
Daily traffic
96,397
2019 count
Owner
State
State Highway Agency

About this bridge

I 10; EB Wb&ramps over Wash is a concrete continuous culvert carrying I 10; EB Wb&ramps over Wash in Maricopa County, Arizona. It was built in 1966, so it is 59 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 96,397 vehicles a day, roughly 12% of them trucks, projected to reach 96,407 by 2039. The structure is 45 ft (13.7 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesI 10; EB Wb&ramps
CrossesWash
Location7.5 MI S of JCT US 60
RouteInterstate 10
CountyMaricopa County
StateArizona
Coordinates33.2801, -111.9682
Functional classUrban 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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2021
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 rating79 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length45 ft (13.7 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 traffic96,397 (2019)
Projected traffic96,407 by 2039
Trucks12%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$2,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I 10; EB Wb&ramps over Wash built?

It was built in 1966, making it 59 years old in 2025.

What condition is I 10; EB Wb&ramps 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 March 2021.

How much traffic does I 10; EB Wb&ramps over Wash carry?

About 96,397 vehicles per day (2019 count), of which roughly 12% are trucks.

How long is I 10; EB Wb&ramps over Wash?

The structure is 45 ft (13.7 m) long with a longest span of 10 ft (3 m).

Who owns I 10; EB Wb&ramps over Wash?

It is owned by the State Highway Agency.