Route 580 over Piedmont Broadway Rich
Fair Condition65 years old201,000 vehicles/day
Location
| State | California |
| County | Alameda |
| Location | 04-ala-580-44.51-oak |
| Carries | Route 580 |
| Crosses | Piedmont Broadway Rich |
| Coordinates | 37.82108, -122.25676 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 9 (Excellent) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 1066.3 ft (325 m) |
| Max Span | 117.1 ft (35.7 m) |
| Deck Width | 148.0 ft (45.1 m) |
| Deck Area | 14657.5 sq m |
| Main Spans | 10 |
| Year Built | 1961 |
Traffic
| Avg Daily Traffic | 201,000 (2017) |
| Truck Traffic | 1% |
| Lanes On Bridge | 9 |
| Lanes Under Bridge | 9 |
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 0285 |