Structure 55C0691 · Orange County, CA

Tustin Ranch RD over Scrra Edinger Avenue

Carries Tustin Ranch RD over Scrra Edinger Avenue, 1.7 Mi NE Baranca 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
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT403 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

403 ft end to end, longest span 127 ft: about 6 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.

Built201313 years old
Length402.6 ft122.7 m
Daily traffic22,900counted 2014
Last inspectedJuly 2023every 24 months

Location

StateCalifornia
CountyOrange
Location1.7 Mi NE Baranca PKWY
CarriesTustin Ranch RD
CrossesScrra Edinger Avenue
Coordinates33.71286, -117.81407

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Single/Spread
Total Length402.6 ft (122.7 m)
Max Span127.0 ft (38.7 m)
Deck Width102.0 ft (31.1 m)
Deck Area3816.0 sq m
Main Spans4
Year Built2013

Traffic

Avg Daily Traffic22,900 (2014)
Truck Traffic2%
Lanes On Bridge6
Lanes Under Bridge6

Inspection & Ownership

Last InspectionJuly 2023
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number55C0691

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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