River RD over Hillside
Good Condition55 years old10,300 vehicles/day
Location
| State | California |
| County | Sonoma |
| Location | 0.3 Mi E/o Canyon 7 Rd. |
| Carries | River RD |
| Crosses | Hillside |
| Coordinates | 38.51971, -122.97507 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 219.2 ft (66.8 m) |
| Max Span | 27.2 ft (8.3 m) |
| Deck Width | 18.0 ft (5.5 m) |
| Deck Area | 367.4 sq m |
| Main Spans | 8 |
| Year Built | 1971 |
Traffic
| Avg Daily Traffic | 10,300 (2015) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2021 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 20C0103 |