Hardman Avenue over Napa River Overflow
Fair Condition67 years old1,050 vehicles/day
Location
| State | California |
| County | Napa |
| Location | Just E Of Silverado Trail |
| Carries | Hardman Avenue |
| Crosses | Napa River Overflow |
| Coordinates | 38.34451, -122.28249 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 62.0 ft (18.9 m) |
| Max Span | 30.8 ft (9.4 m) |
| Deck Width | 32.5 ft (9.9 m) |
| Deck Area | 187.1 sq m |
| Main Spans | 2 |
| Year Built | 1959 |
Traffic
| Avg Daily Traffic | 1,050 (2012) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 21C0022 |