State Route 12 over Cosgrove Creek
Good Condition70 years old6,800 vehicles/day
Location
| State | California |
| County | Calaveras |
| Location | 10-cal-012-10.32 |
| Carries | State Route 12 |
| Crosses | Cosgrove Creek |
| Coordinates | 38.19325, -120.82226 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 92.8 ft (28.3 m) |
| Max Span | 25.9 ft (7.9 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 277.3 sq m |
| Main Spans | 4 |
| Year Built | 1956 |
Traffic
| Avg Daily Traffic | 6,800 (2009) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 30 0002 |