4th ST over Interstate 805

Fair Condition51 years old8,950 vehicles/day

Location

StateCalifornia
CountySan Diego
Location11-sd-805-10.88-natc
Carries4th ST
CrossesInterstate 805
Coordinates32.68461, -117.08930

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Multiple
Total Length309.7 ft (94.4 m)
Max Span153.9 ft (46.9 m)
Deck Width76.1 ft (23.2 m)
Deck Area2190.1 sq m
Main Spans2
Year Built1975

Traffic

Avg Daily Traffic8,950 (2022)
Truck Traffic3%
Lanes On Bridge3
Lanes Under Bridge14

Inspection & Ownership

Last Inspection724
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number57 0645

Nearby Bridges