Jamison RD over Matanzas Creek
Fair Condition57 years old150 vehicles/day
Location
| State | California |
| County | Sonoma |
| Location | 0.4 Mi E Sonoma Mtn RD |
| Carries | Jamison RD |
| Crosses | Matanzas Creek |
| Coordinates | 38.39218, -122.62037 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 61.0 ft (18.6 m) |
| Max Span | 57.1 ft (17.4 m) |
| Deck Width | 20.3 ft (6.2 m) |
| Deck Area | 115.3 sq m |
| Main Spans | 1 |
| Year Built | 1969 |
Traffic
| Avg Daily Traffic | 150 (2015) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 20C0263 |