Twin Oaks Vly Road over E. Br. San Marcos Creek
Good Condition34 years old25,900 vehicles/day
Location
| State | California |
| County | San Diego |
| Location | At Wb78 Ramps |
| Carries | Twin Oaks Vly Road |
| Crosses | E. Br. San Marcos Creek |
| Coordinates | 33.13821, -117.16380 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 715.9 ft (218.2 m) |
| Max Span | 11.2 ft (3.4 m) |
| Deck Area | 5411.4 sq m |
| Main Spans | 5 |
| Year Built | 1992 |
Traffic
| Avg Daily Traffic | 25,900 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 7 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 48 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 57C0869 |