Structure 10161 · Maricopa County, AZ

Carefree Highway over Apache Wash

Carries Carefree Highway over Apache Wash, 0.5 Mi E/ 24th Street.

Overall conditionGood

Set by its lowest-rated component: Culvert at 7 of 9.

How ratings work
Culvertsets the rating7/9 · Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT82 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 7/9

A culvert 82 ft across with 4 openings. Lengths and the car on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights, so those are drawn as typical for a culvert.

Built199828 years old
Length82.0 ft25 m
Daily traffic16,914counted 2023
Last inspectedDecember 2024every 36 months

Location

StateArizona
CountyMaricopa
Location0.5 Mi E/ 24th Street
CarriesCarefree Highway
CrossesApache Wash
Coordinates33.79919, -112.02103

Physical Characteristics

MaterialConcrete Continuous
DesignCulvert
Total Length82.0 ft (25 m)
Max Span20.0 ft (6.1 m)
Deck Area487.5 sq m
Main Spans4
Year Built1998

Traffic

Avg Daily Traffic16,914 (2023)
Truck Traffic10%
Lanes On Bridge4

Inspection & Ownership

Last InspectionDecember 2024
Inspection FrequencyEvery 36 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number10161

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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