US Bridges

Scottsdale RD over Wash

Good

Maricopa County, Arizona · 300 S of Carefree R · Structure no. 11288

Built
1996
29 years old
Condition
Good
inspected March 2021
Type
Culvert
Concrete Continuous
Length
34 ft
3 main spans
Daily traffic
19,000
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Scottsdale RD over Wash is a concrete continuous culvert carrying Scottsdale RD over Wash in Maricopa County, Arizona. It was built in 1996, so it is 29 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 19,000 vehicles a day, roughly 5% of them trucks, projected to reach 19,010 by 2036. The structure is 34 ft (10.4 m) long and 119 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesScottsdale RD
CrossesWash
Location300 S of Carefree R
RouteCity Street 0
StateArizona
Coordinates33.7981, -111.9279
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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to 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 spans3
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width119 ft (36.3 m)
Roadway width73 ft (22.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,000 (2014)
Projected traffic19,010 by 2036
Trucks5%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Scottsdale RD over Wash built?

It was built in 1996, making it 29 years old in 2025.

What condition is Scottsdale RD over 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 March 2021.

How much traffic does Scottsdale RD over Wash carry?

About 19,000 vehicles per day (2014 count), of which roughly 5% are trucks.

How long is Scottsdale RD over Wash?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m) and a deck 119 ft wide.

Who owns Scottsdale RD over Wash?

It is owned by the City or Municipal Highway Agency.