US Bridges

Pantano Parkway over Rolling Hills Wash

Good

Pima County, Arizona · 0.2 MI SE JCT 22nd ST · Structure no. 10259

Built
1997
28 years old
Condition
Good
inspected October 2021
Type
Culvert
Concrete Continuous
Length
40 ft
3 main spans
Daily traffic
12,037
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Pantano Parkway over Rolling Hills Wash is a concrete continuous culvert carrying Pantano Parkway over Rolling Hills Wash in Pima County, Arizona. It was built in 1997, so it is 28 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 12,037 vehicles a day, roughly 10% of them trucks, projected to reach 12,047 by 2040. The structure is 40 ft (12.2 m) long and 144 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesPantano Parkway
CrossesRolling Hills Wash
Location0.2 MI SE JCT 22nd ST
RouteCity Street 0
CountyPima County
StateArizona
Coordinates32.2042, -110.8214
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2021
Inspection intervalevery 48 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67 US tons
Inventory rating40 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span12 ft (3.7 m)
Deck width144 ft (43.9 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,037 (2020)
Projected traffic12,047 by 2040
Trucks10%
Lanes on structure4
Traffic directionTwo-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 Pantano Parkway over Rolling Hills Wash built?

It was built in 1997, making it 28 years old in 2025.

What condition is Pantano Parkway over Rolling Hills 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 October 2021.

How much traffic does Pantano Parkway over Rolling Hills Wash carry?

About 12,037 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Pantano Parkway over Rolling Hills Wash?

The structure is 40 ft (12.2 m) long with a longest span of 12 ft (3.7 m) and a deck 144 ft wide.

Who owns Pantano Parkway over Rolling Hills Wash?

It is owned by the City or Municipal Highway Agency.