Structure 55C0733 · Orange County, CA

Cow Camp Road over Gobernadora Canyon

Carries Cow Camp Road over Gobernadora Canyon, 1.4 M E/o Antonio PKWY.

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 overall9/9 · Excellent
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,340 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

1,340 ft end to end, longest span 180 ft: about 3.7 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 box-beam bridge.

Built20206 years old
Length1339.9 ft408.4 m
Daily traffic1,440counted 2022
Last inspectedMay 2023every 24 months

Location

StateCalifornia
CountyOrange
Location1.4 M E/o Antonio PKWY
CarriesCow Camp Road
CrossesGobernadora Canyon
Coordinates33.52583, -117.59614

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length1339.9 ft (408.4 m)
Max Span180.1 ft (54.9 m)
Deck Width79.1 ft (24.1 m)
Deck Area9842.4 sq m
Main Spans8
Year Built2020

Traffic

Avg Daily Traffic1,440 (2022)
Truck Traffic1%
Lanes On Bridge4

Inspection & Ownership

Last InspectionMay 2023
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number55C0733

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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