Twin Oak Valley RD over State Route 78
Fair Condition27 years old16,231 vehicles/day
Location
| State | California |
| County | San Diego |
| Location | 11-sd-078-12.91-esd |
| Carries | Twin Oak Valley RD |
| Crosses | State Route 78 |
| Coordinates | 33.13717, -117.16364 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 224.1 ft (68.3 m) |
| Max Span | 124.0 ft (37.8 m) |
| Deck Width | 125.0 ft (38.1 m) |
| Deck Area | 2602.2 sq m |
| Main Spans | 2 |
| Year Built | 1999 |
Traffic
| Avg Daily Traffic | 16,231 (2014) |
| Truck Traffic | 1% |
| Lanes On Bridge | 8 |
| Lanes Under Bridge | 7 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 57 1033 |