State Route 12 over Laguna De Santa Rosa
Fair Condition9 years old23,050 vehicles/day
Location
| State | California |
| County | Sonoma |
| Location | 04-son-012-9.63-seb |
| Carries | State Route 12 |
| Crosses | Laguna De Santa Rosa |
| Coordinates | 38.40322, -122.81717 |
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 Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 235.9 ft (71.9 m) |
| Max Span | 80.4 ft (24.5 m) |
| Deck Width | 58.1 ft (17.7 m) |
| Deck Area | 1272.6 sq m |
| Main Spans | 3 |
| Year Built | 2017 |
Traffic
| Avg Daily Traffic | 23,050 (2016) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 20 0296 |