Alemany BLVD NB over Route I 280
Poor Condition63 years old10,055 vehicles/day
Location
| State | California |
| County | San Francisco |
| Location | 04-sf-280-r3.87-sf |
| Carries | Alemany BLVD NB |
| Crosses | Route I 280 |
| Coordinates | 37.73192, -122.41463 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 375.0 ft (114.3 m) |
| Max Span | 127.0 ft (38.7 m) |
| Deck Width | 45.6 ft (13.9 m) |
| Deck Area | 1588.8 sq m |
| Main Spans | 4 |
| Year Built | 1963 |
Traffic
| Avg Daily Traffic | 10,055 (2019) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
| 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 | 34 0073 |