Stoneridge DR over I 680 So San Ramon Crk
Good Condition46 years old27,000 vehicles/day
Location
| State | California |
| County | Alameda |
| Location | 04-ala-680-r19.30-ple |
| Carries | Stoneridge DR |
| Crosses | I 680 So San Ramon Crk |
| Coordinates | 37.69040, -121.91896 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 495.1 ft (150.9 m) |
| Max Span | 130.2 ft (39.7 m) |
| Deck Width | 85.0 ft (25.9 m) |
| Deck Area | 3908.3 sq m |
| Main Spans | 4 |
| Year Built | 1980 (reconstructed 1991) |
Traffic
| Avg Daily Traffic | 27,000 (2010) |
| Truck Traffic | 2% |
| Lanes On Bridge | 5 |
| Lanes Under Bridge | 8 |
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 0507 |