Bollinger Canyon over East Branch Alamo Creek
Good Condition20 years old5,000 vehicles/day
Location
| State | California |
| County | Contra Costa |
| Location | Just S Of Harcourt RD |
| Carries | Bollinger Canyon |
| Crosses | East Branch Alamo Creek |
| Coordinates | 37.75877, -121.90536 |
Condition Ratings
| Overall Condition | Good |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Arch - Deck |
| Total Length | 31.2 ft (9.5 m) |
| Max Span | 31.2 ft (9.5 m) |
| Deck Area | 280.2 sq m |
| Main Spans | 1 |
| Year Built | 2006 |
Traffic
| Avg Daily Traffic | 5,000 (2020) |
| Truck Traffic | 1% |
| Lanes On Bridge | 7 |
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 | 28C0235 |