King Ridge RD over Austin Creek
Good Condition68 years old200 vehicles/day
Location
| State | California |
| County | Sonoma |
| Location | 0.5 Mi N Fort Ross RD |
| Carries | King Ridge RD |
| Crosses | Austin Creek |
| Coordinates | 38.54307, -123.08813 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 65.0 ft (19.8 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 24.6 ft (7.5 m) |
| Deck Area | 148.5 sq m |
| Main Spans | 1 |
| Year Built | 1958 |
Traffic
| Avg Daily Traffic | 200 (2010) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 20C0432 |