Structure 53C0185 · Los Angeles County, CA

Atlantic AVE over Los Angeles Riv

Carries Atlantic AVE over Los Angeles Riv, 0.5mi S/o Alondra BLVD.

Overall conditionPoor

Set by its lowest-rated component: Deck at 4 of 9.

How ratings work
Decksets the rating4/9 · Poor
Superstructure7/9 · Good
Substructure7/9 · Good
Channelnot part of overall9/9 · Excellent
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT868 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 4/9 · sets the ratingSuperstructure 7/9Substructure 7/9

868 ft end to end, longest span 64 ft: about 2.4 football fields. 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 tee-beam bridge.

Built193789 years old
Length868.1 ft264.6 m
Daily traffic23,298counted 2019
Last inspectedMay 2023every 24 months

Location

StateCalifornia
CountyLos Angeles
Location0.5mi S/o Alondra BLVD
CarriesAtlantic AVE
CrossesLos Angeles Riv
Coordinates33.88388, -118.18943

Physical Characteristics

MaterialConcrete
DesignTee Beam
Total Length868.1 ft (264.6 m)
Max Span64.0 ft (19.5 m)
Deck Width54.1 ft (16.5 m)
Deck Area4365.9 sq m
Main Spans15
Year Built1937

Traffic

Avg Daily Traffic23,298 (2019)
Truck Traffic3%
Lanes On Bridge4

Inspection & Ownership

Last InspectionMay 2023
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number53C0185

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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