Willow AVE over State Route 4
Good Condition29 years old1,800 vehicles/day
Location
| State | California |
| County | Contra Costa |
| Location | 04-cc-004-r0.71-her |
| Carries | Willow AVE |
| Crosses | State Route 4 |
| Coordinates | 38.01395, -122.25670 |
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 | 232.9 ft (71 m) |
| Max Span | 122.7 ft (37.4 m) |
| Deck Width | 67.6 ft (20.6 m) |
| Deck Area | 1462.6 sq m |
| Main Spans | 2 |
| Year Built | 1997 |
Traffic
| Avg Daily Traffic | 1,800 (2018) |
| Truck Traffic | 7% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 4 |
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 0348 |