Structure 53C0617L · Los Angeles County, CA

Peck RD over San Gabriel Riv

Carries Peck RD over San Gabriel Riv, 0.3mi S/o Sr-60 FWY.

Overall conditionGood

Set by its lowest-rated component: Deck at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructure8/9 · Very Good
Substructure8/9 · Very Good
Channelnot part of overall9/9 · Excellent
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT613 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 8/9

613 ft end to end, longest span 72 ft: about 1.7 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.

Built195274 years old
Length612.9 ft186.8 m
Daily traffic14,317counted 2017
Last inspectedOctober 2024every 24 months

Location

StateCalifornia
CountyLos Angeles
Location0.3mi S/o Sr-60 FWY
CarriesPeck RD
CrossesSan Gabriel Riv
Coordinates34.03296, -118.03768

Physical Characteristics

MaterialConcrete Continuous
DesignTee Beam
Total Length612.9 ft (186.8 m)
Max Span71.9 ft (21.9 m)
Deck Width32.5 ft (9.9 m)
Deck Area1849.3 sq m
Main Spans9
Year Built1952

Traffic

Avg Daily Traffic14,317 (2017)
Truck Traffic15%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number53C0617L

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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