State Route 121 over Carneros Creek
Fair Condition72 years old27,500 vehicles/day
Location
| State | California |
| County | Napa |
| Location | 04-nap-121-2.40 |
| Carries | State Route 121 |
| Crosses | Carneros Creek |
| Coordinates | 38.25481, -122.33976 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 95.1 ft (29 m) |
| Max Span | 36.1 ft (11 m) |
| Deck Width | 43.6 ft (13.3 m) |
| Deck Area | 385.7 sq m |
| Main Spans | 3 |
| Year Built | 1954 (reconstructed 1985) |
Traffic
| Avg Daily Traffic | 27,500 (2009) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 21 0002 |