US Bridges

N 101st Avenue over Wash

Good

Maricopa County, Arizona · @jct W/Beardsley · Structure no. 10999

Built
1998
27 years old
Condition
Good
inspected May 2022
Type
Culvert
Concrete Continuous
Length
26 ft
3 main spans
Daily traffic
1,000
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

N 101st Avenue over Wash is a concrete continuous culvert carrying N 101st Avenue over Wash in Maricopa County, Arizona. It was built in 1998, so it is 27 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 1,000 vehicles a day, roughly 1% of them trucks, projected to reach 1,010 by 2038. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesN 101st Avenue
CrossesWash
Location@jct W/Beardsley
RouteCity Street 0
StateArizona
Coordinates33.6674, -112.2761
Functional classUrban Local

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 inspectionMay 2022
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 rating54 US tons
Inventory rating32 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck30 ft (9.1 m)

Traffic and service

Average daily traffic1,000 (2018)
Projected traffic1,010 by 2038
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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 N 101st Avenue over Wash built?

It was built in 1998, making it 27 years old in 2025.

What condition is N 101st Avenue 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 May 2022.

How much traffic does N 101st Avenue over Wash carry?

About 1,000 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is N 101st Avenue over Wash?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m).

Who owns N 101st Avenue over Wash?

It is owned by the City or Municipal Highway Agency.