State Route 4 WB over A Street
Good Condition10 years old50,500 vehicles/day
Location
| State | California |
| County | Contra Costa |
| Location | 04-cc-004-r27.78-ant |
| Carries | State Route 4 WB |
| Crosses | A Street |
| Coordinates | 37.99844, -121.80632 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 202.1 ft (61.6 m) |
| Max Span | 98.8 ft (30.1 m) |
| Deck Width | 70.9 ft (21.6 m) |
| Deck Area | 1330.6 sq m |
| Main Spans | 2 |
| Year Built | 2016 |
Traffic
| Avg Daily Traffic | 50,500 (2017) |
| Truck Traffic | 8% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 8 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 28 0401L |