Oak Knoll AVE over Napa River
Good Condition104 years old2,600 vehicles/day
Location
| State | California |
| County | Napa |
| Location | 0.3 Mi SW Slvrdo Trail |
| Carries | Oak Knoll AVE |
| Crosses | Napa River |
| Coordinates | 38.36806, -122.30326 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 128.9 ft (39.3 m) |
| Max Span | 61.0 ft (18.6 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 286.9 sq m |
| Main Spans | 3 |
| Year Built | 1922 |
Traffic
| Avg Daily Traffic | 2,600 (2005) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 21C0067 |