US Bridges

Irvington Road over Atterbury Wash

Good

Pima County, Arizona · 0.1 MI W JCT Camino Seco · Structure no. 09864

Built
1981
44 years old
Condition
Good
inspected October 2021
Type
Culvert
Concrete Continuous
Length
77 ft
6 main spans
Daily traffic
9,699
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Irvington Road over Atterbury Wash is a concrete continuous culvert carrying Irvington Road over Atterbury Wash in Pima County, Arizona. It was built in 1981, so it is 44 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 9,699 vehicles a day, roughly 10% of them trucks, projected to reach 9,708 by 2040. The structure is 77 ft (23.5 m) long and 72 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIrvington Road
CrossesAtterbury Wash
Location0.1 MI W JCT Camino Seco
RouteCity Street 0
CountyPima County
StateArizona
Coordinates32.1629, -110.8085
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 protection6 SatisfactoryStructural elements show some minor deterioration.
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 spans6
Design loadHS 20
Structure length77 ft (23.5 m)
Longest span12 ft (3.7 m)
Deck width72 ft (22 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,699 (2020)
Projected traffic9,708 by 2040
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 Irvington Road over Atterbury Wash built?

It was built in 1981, making it 44 years old in 2025.

What condition is Irvington Road over Atterbury 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 Irvington Road over Atterbury Wash carry?

About 9,699 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Irvington Road over Atterbury Wash?

The structure is 77 ft (23.5 m) long with a longest span of 12 ft (3.7 m) and a deck 72 ft wide.

Who owns Irvington Road over Atterbury Wash?

It is owned by the City or Municipal Highway Agency.