State Route 4 EB over Peralta Road
Good Condition48 years old42,800 vehicles/day
Location
| State | California |
| County | Contra Costa |
| Location | 04-cc-004-r13.96-cnd |
| Carries | State Route 4 EB |
| Crosses | Peralta Road |
| Coordinates | 38.00202, -122.04794 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 186.0 ft (56.7 m) |
| Max Span | 181.8 ft (55.4 m) |
| Deck Width | 64.6 ft (19.7 m) |
| Deck Area | 1117.0 sq m |
| Main Spans | 1 |
| Year Built | 1978 (reconstructed 2021) |
Traffic
| Avg Daily Traffic | 42,800 (2019) |
| Truck Traffic | 7% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 5 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 28 0242R |