Structure 52C0108 · Ventura County, CA

Channel Islands Bl over Mandalay Bay

Carries Channel Islands Bl over Mandalay Bay, 0.4 Mi E Of Harbor BLVD.

Overall conditionGood

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

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT124 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

124 ft end to end, longest span 40 ft. 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 slab bridge.

Built1957rebuilt 1971
Length124.0 ft37.8 m
Daily traffic24,750counted 2022
Last inspectedJuly 2024every 48 months

Location

StateCalifornia
CountyVentura
Location0.4 Mi E Of Harbor BLVD
CarriesChannel Islands Bl
CrossesMandalay Bay
Coordinates34.17561, -119.22399

Physical Characteristics

MaterialConcrete
DesignSlab
Total Length124.0 ft (37.8 m)
Max Span40.0 ft (12.2 m)
Deck Width102.0 ft (31.1 m)
Deck Area1175.6 sq m
Main Spans3
Year Built1957 (reconstructed 1971)

Traffic

Avg Daily Traffic24,750 (2022)
Truck Traffic2%
Lanes On Bridge4

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 48 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number52C0108

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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