Interstate 580 WB over S580-n123 Connector Ramp
Good Condition65 years old99,000 vehicles/day
Location
| State | California |
| County | Alameda |
| Location | 04-ala-580-45.99-oak |
| Carries | Interstate 580 WB |
| Crosses | S580-n123 Connector Ramp |
| Coordinates | 37.82767, -122.28248 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete |
| Design | Box Beam - Multiple |
| Total Length | 128.9 ft (39.3 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 62.3 ft (19 m) |
| Deck Area | 746.7 sq m |
| Main Spans | 1 |
| Year Built | 1961 |
Traffic
| Avg Daily Traffic | 99,000 (2017) |
| Truck Traffic | 3% |
| Lanes On Bridge | 5 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 33 0281R |