Structure 7568 · Pima County, AZ

Sunrise Drive over Medium Wash

Carries Sunrise Drive over Medium Wash, 0.75 Mi W Pontatoc Road.

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 FT50 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 7/9

A culvert 50 ft across with 6 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.

Built198442 years old
Length49.9 ft15.2 m
Daily traffic33,401counted 2023
Last inspectedNovember 2023every 48 months

Location

StateArizona
CountyPima
Location0.75 Mi W Pontatoc Road
CarriesSunrise Drive
CrossesMedium Wash
Coordinates32.31332, -110.91221

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length49.9 ft (15.2 m)
Max Span5.9 ft (1.8 m)
Deck Area574.6 sq m
Main Spans6
Year Built1984

Traffic

Avg Daily Traffic33,401 (2023)
Lanes On Bridge4

Inspection & Ownership

Last InspectionNovember 2023
Inspection FrequencyEvery 48 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number07568

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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