Harney Drive over Sonoma Creek
Fair Condition91 years old250 vehicles/day
Location
| State | California |
| County | Sonoma |
| Location | Sonoma State Institution |
| Carries | Harney Drive |
| Crosses | Sonoma Creek |
| Coordinates | 38.34957, -122.51524 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 159.1 ft (48.5 m) |
| Max Span | 51.8 ft (15.8 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 475.3 sq m |
| Main Spans | 3 |
| Year Built | 1935 |
Traffic
| Avg Daily Traffic | 250 (2015) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | Other State Agencies |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 20I0001 |