Cook Road over Napa River
Fair Condition67 years old40 vehicles/day
Location
| State | California |
| County | Napa |
| Location | 1.7 Mi N RT 49 Yntvl C R |
| Carries | Cook Road |
| Crosses | Napa River |
| Coordinates | 38.42122, -122.36985 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 100.1 ft (30.5 m) |
| Max Span | 99.1 ft (30.2 m) |
| Deck Width | 17.7 ft (5.4 m) |
| Deck Area | 164.7 sq m |
| Main Spans | 1 |
| Year Built | 1959 |
Traffic
| Avg Daily Traffic | 40 (1979) |
| Truck Traffic | 10% |
| Lanes On Bridge | 1 |
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 | 21C0004 |