Interstate 680 over Concord AVE
Fair Condition64 years old130,000 vehicles/day
Location
| State | California |
| County | Contra Costa |
| Location | 04-cc-680-19.86-cnd |
| Carries | Interstate 680 |
| Crosses | Concord AVE |
| Coordinates | 37.97610, -122.06377 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 153.9 ft (46.9 m) |
| Max Span | 88.3 ft (26.9 m) |
| Deck Width | 142.7 ft (43.5 m) |
| Deck Area | 2040.2 sq m |
| Main Spans | 3 |
| Year Built | 1962 (reconstructed 1995) |
Traffic
| Avg Daily Traffic | 130,000 (2009) |
| Truck Traffic | 3% |
| Lanes On Bridge | 10 |
| Lanes Under Bridge | 7 |
Inspection & Ownership
| Last Inspection | 125 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 28 0190 |