Structure 53C0235 · Los Angeles County, CA

Los Coyotes Diag over Sdbi 133

Carries Los Coyotes Diag over Sdbi 133, 20ft W/o Clark 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 overall9/9 · Excellent
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT29 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 7/9

A culvert 29 ft across with 2 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.

Built194977 years old
Length28.9 ft8.8 m
Daily traffic28,620counted 2014
Last inspectedSeptember 2024every 24 months

Location

StateCalifornia
CountyLos Angeles
Location20ft W/o Clark AVE
CarriesLos Coyotes Diag
CrossesSdbi 133
Coordinates33.79596, -118.13417

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length28.9 ft (8.8 m)
Max Span14.1 ft (4.3 m)
Deck Width153.5 ft (46.8 m)
Deck Area411.8 sq m
Main Spans2
Year Built1949

Traffic

Avg Daily Traffic28,620 (2014)
Truck Traffic1%
Lanes On Bridge7

Inspection & Ownership

Last InspectionSeptember 2024
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number53C0235

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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