Structure 11560 · Pinal County, AZ

Farm Road over Cap Canal

Carries Farm Road over Cap Canal, @ Cap Milepost 271.95.

Overall conditionFair

Set by its lowest-rated component: Culvert at 6 of 9.

How ratings work
Culvertsets the rating6/9 · Satisfactory
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT54 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 6/9

A culvert 54 ft across with 3 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.

Built198739 years old
Length54.1 ft16.5 m
Daily traffic20counted 2022
Last inspectedOctober 2024every 48 months

Location

StateArizona
CountyPinal
Location@ Cap Milepost 271.95
CarriesFarm Road
CrossesCap Canal
Coordinates32.63250, -111.33700

Physical Characteristics

MaterialConcrete Continuous
DesignCulvert
Total Length54.1 ft (16.5 m)
Max Span20.0 ft (6.1 m)
Deck Area161.7 sq m
Main Spans3
Year Built1987

Traffic

Avg Daily Traffic20 (2022)
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 48 months
OwnerOther State Agencies
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number11560

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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