Structure 53C2358M · Los Angeles County, CA

Route 187 over East Comey AVE Drain

Carries Route 187 over East Comey AVE Drain, Btwn Comey & Dauphin.

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 FT36 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 7/9

A culvert 36 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.

Built192799 years old
Length36.1 ft11 m
Daily traffic42,250counted 2014
Last inspectedFebruary 2022every 48 months

Location

StateCalifornia
CountyLos Angeles
LocationBtwn Comey & Dauphin
CarriesRoute 187
CrossesEast Comey AVE Drain
Coordinates34.03558, -118.37706

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length36.1 ft (11 m)
Max Span18.0 ft (5.5 m)
Deck Width169.0 ft (51.5 m)
Deck Area566.5 sq m
Main Spans2
Year Built1927

Traffic

Avg Daily Traffic42,250 (2014)
Truck Traffic3%
Lanes On Bridge8

Inspection & Ownership

Last InspectionFebruary 2022
Inspection FrequencyEvery 48 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number53C2358M

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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