Structure 10238 · Maricopa County, AZ

Deer Valley Road over Drainage Ditch

Carries Deer Valley Road over Drainage Ditch, @ Jct Of 83rd AVE.

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
20 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 7/9

A culvert 20 ft across with 3 openings. Lengths are drawn to scale; at this length a semi-truck would be a speck. 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.

Built199927 years old
Length20.0 ft6.1 m
Daily traffic29,976counted 2020
Last inspectedApril 2022every 48 months

Location

StateArizona
CountyMaricopa
Location@ Jct Of 83rd AVE
CarriesDeer Valley Road
CrossesDrainage Ditch
Coordinates33.68160, -112.23760

Physical Characteristics

MaterialConcrete Continuous
DesignCulvert
Total Length20.0 ft (6.1 m)
Max Span5.9 ft (1.8 m)
Deck Area111.6 sq m
Main Spans3
Year Built1999

Traffic

Avg Daily Traffic29,976 (2020)
Truck Traffic15%
Lanes On Bridge6

Inspection & Ownership

Last InspectionApril 2022
Inspection FrequencyEvery 48 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number10238

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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