US Bridges

Pinnacle Pk RD over Drainage Way

Good

Maricopa County, Arizona · 0.25 MI W Pima RD · Structure no. 08873

Built
1986
39 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete Continuous
Length
24 ft
2 main spans
Daily traffic
15,810
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Pinnacle Pk RD over Drainage Way is a concrete continuous culvert carrying Pinnacle Pk RD over Drainage Way in Maricopa County, Arizona. It was built in 1986, so it is 39 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 15,810 vehicles a day, roughly 5% of them trucks, projected to reach 15,820 by 2042. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesPinnacle Pk RD
CrossesDrainage Way
Location0.25 MI W Pima RD
RouteCity Street 0
StateArizona
Coordinates33.69872, -111.89731
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating43 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.3 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 traffic15,810 (2024)
Projected traffic15,820 by 2042
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Pinnacle Pk RD over Drainage Way built?

It was built in 1986, making it 39 years old in 2025.

What condition is Pinnacle Pk RD over Drainage Way 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 Pinnacle Pk RD over Drainage Way carry?

About 15,810 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Pinnacle Pk RD over Drainage Way?

The structure is 24 ft (7.3 m) long with a longest span of 10 ft (3 m).

Who owns Pinnacle Pk RD over Drainage Way?

It is owned by the City or Municipal Highway Agency.