Interstate 5 over Oso Creek

Fair Condition67 years old194,000 vehicles/day

Location

StateCalifornia
CountyOrange
Location12-ora-005-14.79-msnv
CarriesInterstate 5
CrossesOso Creek
Coordinates33.57392, -117.67154

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure5 (Fair)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length253.9 ft (77.4 m)
Max Span28.9 ft (8.8 m)
Deck Width212.9 ft (64.9 m)
Deck Area5023.3 sq m
Main Spans9
Year Built1959 (reconstructed 2024)

Traffic

Avg Daily Traffic194,000 (2022)
Truck Traffic8%
Lanes On Bridge14

Inspection & Ownership

Last Inspection624
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number55 0233

Nearby Bridges