State Route 24 over Happy Valley Road
Good Condition56 years old79,500 vehicles/day
Location
| State | California |
| County | Contra Costa |
| Location | 04-cc-024-r5.97-lfyt |
| Carries | State Route 24 |
| Crosses | Happy Valley Road |
| Coordinates | 37.89287, -122.12643 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 165.0 ft (50.3 m) |
| Max Span | 64.0 ft (19.5 m) |
| Deck Width | 67.9 ft (20.7 m) |
| Deck Area | 1041.2 sq m |
| Main Spans | 3 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 79,500 (2019) |
| Truck Traffic | 3% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 621 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 28 0132L |