Structure 57 0927 · San Diego County, CA

Kearny Villa Road over State Route 52 & Ramps

Carries Kearny Villa Road over State Route 52 & Ramps, 11-sd-052-6.98-sd.

Overall conditionFair

Set by its lowest-rated component: Deck at 5 of 9.

How ratings work
Decksets the rating5/9 · Fair
Superstructure6/9 · Satisfactory
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT438 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 6/9Substructure 7/9

438 ft end to end, longest span 142 ft: about 6 semi-trucks nose to tail. Lengths and the semi-truck 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 or the layout of the shorter spans, so those are drawn as typical for a box-beam bridge.

Built198838 years old
Length438.0 ft133.5 m
Daily traffic23,800counted 2014
Last inspectedMay 2023every 24 months

Location

StateCalifornia
CountySan Diego
Location11-sd-052-6.98-sd
CarriesKearny Villa Road
CrossesState Route 52 & Ramps
Coordinates32.84170, -117.12798

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Single/Spread
Total Length438.0 ft (133.5 m)
Max Span142.1 ft (43.3 m)
Deck Width81.4 ft (24.8 m)
Deck Area3310.8 sq m
Main Spans4
Year Built1988

Traffic

Avg Daily Traffic23,800 (2014)
Truck Traffic2%
Lanes On Bridge4
Lanes Under Bridge11

Inspection & Ownership

Last InspectionMay 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number57 0927

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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