Calistoga Road over Austin Creek
Good Condition66 years old17,770 vehicles/day
Location
| State | California |
| County | Sonoma |
| Location | N Intrx With S.r. 12 |
| Carries | Calistoga Road |
| Crosses | Austin Creek |
| Coordinates | 38.46639, -122.65342 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 25.9 ft (7.9 m) |
| Max Span | 13.1 ft (4 m) |
| Deck Width | 86.0 ft (26.2 m) |
| Deck Area | 207.0 sq m |
| Main Spans | 2 |
| Year Built | 1960 |
Traffic
| Avg Daily Traffic | 17,770 (2010) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 20C0176 |