Interstate 15 NB over San Luis Rey River

Good Condition46 years old70,000 vehicles/day

Location

StateCalifornia
CountySan Diego
Location11-sd-015-r45.92
CarriesInterstate 15 NB
CrossesSan Luis Rey River
Coordinates33.32328, -117.15765

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Multiple
Total Length790.0 ft (240.8 m)
Max Span240.2 ft (73.2 m)
Deck Width68.9 ft (21 m)
Deck Area5056.8 sq m
Main Spans4
Year Built1980

Traffic

Avg Daily Traffic70,000 (2020)
Truck Traffic10%
Lanes On Bridge4
Lanes Under Bridge2

Inspection & Ownership

Last Inspection624
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number57 0871R

Nearby Bridges