US Bridges

Speedway Blvd over Anklam Wash

Good

Pima County, Arizona · 300 Ft W Greaswood RD · Structure no. 09053

Built
1970
55 years old, rebuilt 1980
Condition
Good
inspected July 2023
Type
Culvert
Concrete Continuous
Length
29 ft
2 main spans
Daily traffic
13,635
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Speedway Blvd over Anklam Wash is a concrete continuous culvert carrying Speedway Blvd over Anklam Wash in Pima County, Arizona. It was built in 1970 and reconstructed in 1980, so it is 55 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 13,635 vehicles a day, roughly 5% of them trucks, projected to reach 13,645 by 2042. The structure is 29 ft (8.8 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSpeedway Blvd
CrossesAnklam Wash
Location300 Ft W Greaswood RD
RouteCity Street 0
StateArizona
Coordinates32.236, -111.0225
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 inspectionJuly 2023
Inspection intervalevery 48 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 rating75.9 US tons
Inventory rating46 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,635 (2023)
Projected traffic13,645 by 2042
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Speedway Blvd over Anklam Wash built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 1980.

What condition is Speedway Blvd over Anklam 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 July 2023.

How much traffic does Speedway Blvd over Anklam Wash carry?

About 13,635 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Speedway Blvd over Anklam Wash?

The structure is 29 ft (8.8 m) long with a longest span of 12 ft (3.7 m).

Who owns Speedway Blvd over Anklam Wash?

It is owned by the City or Municipal Highway Agency.