Pratt Avenue over Napa River
Fair Condition105 years old1,106 vehicles/day
Location
| State | California |
| County | Napa |
| Location | 0.1 Mi S Silverado Trail |
| Carries | Pratt Avenue |
| Crosses | Napa River |
| Coordinates | 38.52055, -122.47274 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Girder and Floorbeam |
| Total Length | 120.1 ft (36.6 m) |
| Max Span | 57.1 ft (17.4 m) |
| Deck Width | 23.0 ft (7 m) |
| Deck Area | 256.2 sq m |
| Main Spans | 2 |
| Year Built | 1921 |
Traffic
| Avg Daily Traffic | 1,106 (1978) |
| 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 | 21C0072 |