Interstate 15 SB over State Route 78
Fair Condition49 years old64,000 vehicles/day
Location
| State | California |
| County | San Diego |
| Location | 11-sd-015-r31.48-esd |
| Carries | Interstate 15 SB |
| Crosses | State Route 78 |
| Coordinates | 33.12655, -117.10477 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 329.1 ft (100.3 m) |
| Max Span | 172.9 ft (52.7 m) |
| Deck Width | 82.3 ft (25.1 m) |
| Deck Area | 2517.5 sq m |
| Main Spans | 2 |
| Year Built | 1977 |
Traffic
| Avg Daily Traffic | 64,000 (2018) |
| Truck Traffic | 7% |
| Lanes On Bridge | 5 |
| Lanes Under Bridge | 6 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 57 0814L |