US Bridges

I 10 & Dirtroad over Rid Canal & Dr. Channel

Good

Maricopa County, Arizona · 8.2 MI West of JCT I 17 · Structure no. 06789

Built
1984
41 years old
Condition
Good
inspected January 2023
Type
Culvert
Concrete Continuous
Length
32 ft
3 main spans
Daily traffic
232,893
2021 count
Owner
State
State Highway Agency

About this bridge

I 10 & Dirtroad over Rid Canal & Dr. Channel is a concrete continuous culvert carrying I 10 & Dirtroad over Rid Canal & Dr. Channel in Maricopa County, Arizona. It was built in 1984, so it is 41 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 232,893 vehicles a day, roughly 7% of them trucks, projected to reach 232,903 by 2041. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 29.8 mi (48 km).

Location

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CarriesI 10 & Dirtroad
CrossesRid Canal & Dr. Channel
Location8.2 MI West of JCT I 17
RouteInterstate 10
CountyMaricopa County
StateArizona
Coordinates33.46253, -112.25086
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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionJanuary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 spans3
Design loadHS 20
Structure length32 ft (9.8 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 traffic232,893 (2021)
Projected traffic232,903 by 2041
Trucks7%
Lanes on structure15
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$4,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I 10 & Dirtroad over Rid Canal & Dr. Channel built?

It was built in 1984, making it 41 years old in 2025.

What condition is I 10 & Dirtroad over Rid Canal & Dr. Channel 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 January 2023.

How much traffic does I 10 & Dirtroad over Rid Canal & Dr. Channel carry?

About 232,893 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is I 10 & Dirtroad over Rid Canal & Dr. Channel?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m).

Who owns I 10 & Dirtroad over Rid Canal & Dr. Channel?

It is owned by the State Highway Agency.