Interstate 580 over 5 Canyns RD San Lorenzo
Fair Condition40 years old98,500 vehicles/day
Location
| State | California |
| County | Alameda |
| Location | 04-ala-580-r27.69 |
| Carries | Interstate 580 |
| Crosses | 5 Canyns RD San Lorenzo |
| Coordinates | 37.69600, -122.04434 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 9 — Foundation above flood level |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 350.1 ft (106.7 m) |
| Max Span | 129.9 ft (39.6 m) |
| Deck Width | 68.9 ft (21 m) |
| Deck Area | 2240.7 sq m |
| Main Spans | 3 |
| Year Built | 1986 |
Traffic
| Avg Daily Traffic | 98,500 (2017) |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 33 0230L |