Structure 53 2801F · Los Angeles County, CA

S1-e105 Connector over SR 1 (sepulveda Blvd)

Carries S1-e105 Connector over SR 1 (sepulveda Blvd), 07-la-001-25.95-la.

Overall conditionFair

Set by its lowest-rated component: Deck at 5 of 9.

How ratings work
Decksets the rating5/9 · Fair
Superstructure7/9 · Good
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT522 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 7/9Substructure 7/9

522 ft end to end, longest span 150 ft: about 7 semi-trucks nose to tail. 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.

Built199036 years old
Length522.0 ft159.1 m
Daily traffic16,500counted 2017
Last inspectedJuly 2023every 24 months

Location

StateCalifornia
CountyLos Angeles
Location07-la-001-25.95-la
CarriesS1-e105 Connector
CrossesSR 1 (sepulveda Blvd)
Coordinates33.93168, -118.39543

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Multiple
Total Length522.0 ft (159.1 m)
Max Span149.9 ft (45.7 m)
Deck Width39.4 ft (12 m)
Deck Area1909.2 sq m
Main Spans4
Year Built1990

Traffic

Avg Daily Traffic16,500 (2017)
Truck Traffic1%
Lanes On Bridge2
Lanes Under Bridge9

Inspection & Ownership

Last InspectionJuly 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number53 2801F

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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