Interstate 680 over Interstate 580
Good Condition61 years old146,000 vehicles/day
Location
| State | California |
| County | Alameda |
| Location | 04-ala-680-r20.03-ple |
| Carries | Interstate 680 |
| Crosses | Interstate 580 |
| Coordinates | 37.70064, -121.92231 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 325.1 ft (99.1 m) |
| Max Span | 85.0 ft (25.9 m) |
| Deck Width | 174.5 ft (53.2 m) |
| Deck Area | 5272.1 sq m |
| Main Spans | 4 |
| Year Built | 1965 (reconstructed 2002) |
Traffic
| Avg Daily Traffic | 146,000 (2009) |
| Truck Traffic | 6% |
| Lanes On Bridge | 7 |
| Lanes Under Bridge | 10 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 33 0371 |