Treat Boulevard over Interstate 680
Fair Condition44 years old55,600 vehicles/day
Location
| State | California |
| County | Contra Costa |
| Location | 04-cc-680-16.40 |
| Carries | Treat Boulevard |
| Crosses | Interstate 680 |
| Coordinates | 37.92629, -122.06103 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 262.1 ft (79.9 m) |
| Max Span | 149.0 ft (45.4 m) |
| Deck Width | 112.9 ft (34.4 m) |
| Deck Area | 2748.6 sq m |
| Main Spans | 2 |
| Year Built | 1982 |
Traffic
| Avg Daily Traffic | 55,600 (2010) |
| Truck Traffic | 3% |
| Lanes On Bridge | 7 |
| Lanes Under Bridge | 12 |
Inspection & Ownership
| Last Inspection | 125 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 28 0120 |