State Route 9 over Boulder Creek
Good Condition95 years old12,100 vehicles/day
Location
| State | California |
| County | Santa Cruz |
| Location | 05-scr-009-13.11 |
| Carries | State Route 9 |
| Crosses | Boulder Creek |
| Coordinates | 37.12644, -122.12259 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Arch - Deck |
| Total Length | 88.6 ft (27 m) |
| Max Span | 61.0 ft (18.6 m) |
| Deck Width | 42.0 ft (12.8 m) |
| Deck Area | 345.6 sq m |
| Main Spans | 1 |
| Year Built | 1931 |
Traffic
| Avg Daily Traffic | 12,100 (2009) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 36 0051 |