US Bridges

Sweetwater Avenue over Indian Bend Wash

Good

Maricopa County, Arizona · 0.1 MI W of 36th ST · Structure no. 10182

Built
1999
26 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
100 ft
3 main spans
Daily traffic
2,630
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Sweetwater Avenue over Indian Bend Wash is a concrete culvert carrying Sweetwater Avenue over Indian Bend Wash in Maricopa County, Arizona. It was built in 1999, so it is 26 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 2,630 vehicles a day, roughly 1% of them trucks, projected to reach 2,640 by 2042. The structure is 100 ft (30.5 m) long and 68 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSweetwater Avenue
CrossesIndian Bend Wash
Location0.1 MI W of 36th ST
RouteCity Street 0
CountyMaricopa County
StateArizona
Coordinates33.6043, -112.0065
Functional classUrban Collector

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.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span12 ft (3.7 m)
Deck width68 ft (20.7 m)
Roadway width52 ft (15.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,630 (2023)
Projected traffic2,640 by 2042
Trucks1%
Lanes on structure2
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

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 Sweetwater Avenue over Indian Bend Wash built?

It was built in 1999, making it 26 years old in 2025.

What condition is Sweetwater Avenue over Indian Bend 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 November 2023.

How much traffic does Sweetwater Avenue over Indian Bend Wash carry?

About 2,630 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Sweetwater Avenue over Indian Bend Wash?

The structure is 100 ft (30.5 m) long with a longest span of 12 ft (3.7 m) and a deck 68 ft wide.

Who owns Sweetwater Avenue over Indian Bend Wash?

It is owned by the City or Municipal Highway Agency.