US Highway 101 SB over Zanzi LN
Fair Condition62 years old10,850 vehicles/day
Location
| State | California |
| County | Sonoma |
| Location | 04-son-101-r46.00 |
| Carries | US Highway 101 SB |
| Crosses | Zanzi LN |
| Coordinates | 38.74154, -122.94991 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 128.0 ft (39 m) |
| Max Span | 54.1 ft (16.5 m) |
| Deck Width | 39.7 ft (12.1 m) |
| Deck Area | 471.9 sq m |
| Main Spans | 3 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 10,850 (2015) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 20 0222L |