US Bridges

Rainbow RD over Rid Canal

Good

Maricopa County, Arizona · 0.85 MI N/ Broadway · Structure no. 08681

Built
1982
43 years old
Condition
Good
inspected November 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
34 ft
1 main span
Daily traffic
3,374
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Rainbow RD over Rid Canal is a prestressed concrete box beam or girders - multiple carrying Rainbow RD over Rid Canal in Maricopa 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 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 3,374 vehicles a day, roughly 10% of them trucks, projected to reach 3,384 by 2041. The structure is 34 ft (10.4 m) long and 52 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRainbow RD
CrossesRid Canal
Location0.85 MI N/ Broadway
RouteCounty Highway 0
StateArizona
Coordinates33.41897, -112.53903
Functional classUrban Minor Arterial

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 inspectionNovember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.8 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span32 ft (9.8 m)
Deck width52 ft (16 m)
Roadway width49 ft (14.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,374 (2021)
Projected traffic3,384 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Rainbow RD over Rid Canal built?

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

What condition is Rainbow RD over Rid Canal 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 November 2022.

How much traffic does Rainbow RD over Rid Canal carry?

About 3,374 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Rainbow RD over Rid Canal?

The structure is 34 ft (10.4 m) long with a longest span of 32 ft (9.8 m) and a deck 52 ft wide.

Who owns Rainbow RD over Rid Canal?

It is owned by the City or Municipal Highway Agency.