SR 12 over Calabazas Creek
Fair Condition37 years old15,300 vehicles/day
Location
| State | California |
| County | Sonoma |
| Location | 04-son-012-29.41 |
| Carries | SR 12 |
| Crosses | Calabazas Creek |
| Coordinates | 38.38733, -122.52044 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Box Beam - Multiple |
| Total Length | 78.1 ft (23.8 m) |
| Max Span | 78.1 ft (23.8 m) |
| Deck Width | 58.1 ft (17.7 m) |
| Deck Area | 421.3 sq m |
| Main Spans | 1 |
| Year Built | 1989 |
Traffic
| Avg Daily Traffic | 15,300 (2012) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 20 0026 |