Dougherty Road over West Branch Alamo Creek
Good Condition11 years old2,760 vehicles/day
Location
| State | California |
| County | Contra Costa |
| Location | 0.2 Mi S. Of Bollinger Cy |
| Carries | Dougherty Road |
| Crosses | West Branch Alamo Creek |
| Coordinates | 37.77077, -121.92637 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 9 (Excellent) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 310.0 ft (94.5 m) |
| Max Span | 160.1 ft (48.8 m) |
| Deck Width | 123.0 ft (37.5 m) |
| Deck Area | 3543.8 sq m |
| Main Spans | 2 |
| Year Built | 2015 |
Traffic
| Avg Daily Traffic | 2,760 (2020) |
| Truck Traffic | 2% |
| Lanes On Bridge | 6 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 28C0254 |