US Bridges

I-10 EB WB & Frs over Drainage Way

Good

Pima County, Arizona · 1.6 MI N JCT I-19 · Structure no. 07182

Built
2010
15 years old
Condition
Good
inspected November 2021
Type
Culvert
Concrete Continuous
Length
24 ft
2 main spans
Daily traffic
169,529
2020 count
Owner
State
State Highway Agency

About this bridge

I-10 EB WB & Frs over Drainage Way is a concrete continuous culvert carrying I-10 EB WB & Frs over Drainage Way in Pima County, Arizona. It was built in 2010, so it is 15 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 169,529 vehicles a day, roughly 9% of them trucks, projected to reach 169,539 by 2040. The structure is 24 ft (7.3 m) long.

Location

Open in Google Maps
CarriesI-10 EB WB & Frs
CrossesDrainage Way
Location1.6 MI N JCT I-19
RouteInterstate 10
CountyPima County
StateArizona
Coordinates32.2178, -110.9797
Functional classUrban Principal Arterial - Interstate

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 inspectionNovember 2021
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 rating99 US tons
Inventory rating99 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 traffic169,529 (2020)
Projected traffic169,539 by 2040
Trucks9%
Lanes on structure12
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 I-10 EB WB & Frs over Drainage Way built?

It was built in 2010, making it 15 years old in 2025.

What condition is I-10 EB WB & Frs 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 November 2021.

How much traffic does I-10 EB WB & Frs over Drainage Way carry?

About 169,529 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is I-10 EB WB & Frs over Drainage Way?

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

Who owns I-10 EB WB & Frs over Drainage Way?

It is owned by the State Highway Agency.