Structure 53 2249 · Los Angeles County, CA

Interstate 210 over Big Tujunga Wash

Carries Interstate 210 over Big Tujunga Wash, 07-la-210-r9.89-la.

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 overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,303 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 4/9 · sets the ratingSuperstructure 7/9Substructure 7/9

1,303 ft end to end, longest span 124 ft: about 3.6 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 box-beam bridge.

Built198046 years old
Length1303.5 ft397.3 m
Daily traffic113,000counted 2017
Last inspectedMay 2024every 24 months

Location

StateCalifornia
CountyLos Angeles
Location07-la-210-r9.89-la
CarriesInterstate 210
CrossesBig Tujunga Wash
Coordinates34.27107, -118.34594

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length1303.5 ft (397.3 m)
Max Span124.0 ft (37.8 m)
Deck Width148.0 ft (45.1 m)
Deck Area17918.2 sq m
Main Spans11
Year Built1980

Traffic

Avg Daily Traffic113,000 (2017)
Truck Traffic6%
Lanes On Bridge8

Inspection & Ownership

Last InspectionMay 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number53 2249

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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