US Bridges

Sahuarita Road over Drainage Channel

Good

Pima County, Arizona · 1.5 MI Nogales Hwy. · Structure no. 08473

Built
1977
48 years old, rebuilt 2014
Condition
Good
inspected August 2023
Type
Culvert
Concrete Continuous
Length
50 ft
4 main spans
Daily traffic
7,784
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Sahuarita Road over Drainage Channel is a concrete continuous culvert carrying Sahuarita Road over Drainage Channel in Pima County, Arizona. It was built in 1977 and reconstructed in 2014, so it is 48 years old, older 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 7,784 vehicles a day, roughly 5% of them trucks, projected to reach 7,794 by 2042. The structure is 50 ft (15.2 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSahuarita Road
CrossesDrainage Channel
Location1.5 MI Nogales Hwy.
RouteCity Street 0
StateArizona
Coordinates31.9576, -110.936
Functional classUrban Other Principal 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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck30 ft (9.1 m)

Traffic and service

Average daily traffic7,784 (2023)
Projected traffic7,794 by 2042
Trucks5%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Sahuarita Road over Drainage Channel built?

It was built in 1977, making it 48 years old in 2025. It was reconstructed in 2014.

What condition is Sahuarita Road over Drainage 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 August 2023.

How much traffic does Sahuarita Road over Drainage Channel carry?

About 7,784 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Sahuarita Road over Drainage Channel?

The structure is 50 ft (15.2 m) long with a longest span of 12 ft (3.7 m).

Who owns Sahuarita Road over Drainage Channel?

It is owned by the Town or Township Highway Agency.