Interstate 805 over San Ysidro Ditch
Good Condition126 years old52,000 vehicles/day
Location
| State | California |
| County | San Diego |
| Location | 11-sd-805-0.54-sd |
| Carries | Interstate 805 |
| Crosses | San Ysidro Ditch |
| Coordinates | 32.55046, -117.04162 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 28.2 ft (8.6 m) |
| Max Span | 6.9 ft (2.1 m) |
| Deck Area | 170.3 sq m |
| Main Spans | 4 |
| Year Built | 1900 (reconstructed 1975) |
Traffic
| Avg Daily Traffic | 52,000 (2020) |
| Truck Traffic | 4% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 522 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 57 0838 |