US Bridges

Pima RD over Drain Channel

Good

Maricopa County, Arizona · 0.20 MI N of Union Hills · Structure no. 07528

Built
1989
36 years old
Condition
Good
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
102 ft
2 main spans
Daily traffic
47,310
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Pima RD over Drain Channel is a prestressed concrete box beam or girders - multiple carrying Pima RD over Drain Channel in Maricopa County, Arizona. It was built in 1989, so it is 36 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 47,310 vehicles a day, roughly 5% of them trucks, projected to reach 77,320 by 2042. The structure is 102 ft (31.1 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesPima RD
CrossesDrain Channel
Location0.20 MI N of Union Hills
RouteCity Street 0
StateArizona
Coordinates33.657, -111.8879
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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length102 ft (31.1 m)
Longest span50 ft (15.2 m)
Deck width52 ft (15.8 m)
Roadway width45 ft (13.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic47,310 (2024)
Projected traffic77,320 by 2042
Trucks5%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Pima RD over Drain Channel built?

It was built in 1989, making it 36 years old in 2025.

What condition is Pima RD over Drain 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 February 2024.

How much traffic does Pima RD over Drain Channel carry?

About 47,310 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Pima RD over Drain Channel?

The structure is 102 ft (31.1 m) long with a longest span of 50 ft (15.2 m) and a deck 52 ft wide.

Who owns Pima RD over Drain Channel?

It is owned by the City or Municipal Highway Agency.