SR 121 WB Imola Av over Napa River
Fair Condition19 years old13,500 vehicles/day
Location
| State | California |
| County | Napa |
| Location | 04-nap-121-r5.30-nap |
| Carries | SR 121 WB Imola Av |
| Crosses | Napa River |
| Coordinates | 38.28167, -122.28787 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 2142.4 ft (653 m) |
| Max Span | 147.6 ft (45 m) |
| Deck Width | 45.3 ft (13.8 m) |
| Deck Area | 9011.4 sq m |
| Main Spans | 13 |
| Year Built | 2007 |
Traffic
| Avg Daily Traffic | 13,500 (2009) |
| Truck Traffic | 2% |
| 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 0108L |