WB Route 4 over Private Access Road
Good Condition24 years old10,200 vehicles/day
Location
| State | California |
| County | Contra Costa |
| Location | 04-cc-004-r3.87l-mtz |
| Carries | WB Route 4 |
| Crosses | Private Access Road |
| Coordinates | 38.00909, -122.20630 |
Condition Ratings
| Overall Condition | Good |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Arch - Deck |
| Total Length | 22.0 ft (6.7 m) |
| Max Span | 22.0 ft (6.7 m) |
| Deck Width | 57.1 ft (17.4 m) |
| Deck Area | 116.6 sq m |
| Main Spans | 1 |
| Year Built | 2002 |
Traffic
| Avg Daily Traffic | 10,200 (2018) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 28 0361L |