State Route 12 over Chadbourne Road
Fair Condition39 years old40,500 vehicles/day
Location
| State | California |
| County | Solano |
| Location | 04-sol-012-l2.22 |
| Carries | State Route 12 |
| Crosses | Chadbourne Road |
| Coordinates | 38.23963, -122.08437 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 139.1 ft (42.4 m) |
| Max Span | 136.2 ft (41.5 m) |
| Deck Width | 100.1 ft (30.5 m) |
| Deck Area | 1293.2 sq m |
| Main Spans | 1 |
| Year Built | 1987 |
Traffic
| Avg Daily Traffic | 40,500 (2019) |
| Truck Traffic | 7% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 23 0200 |