State Route 1 over Castro Canyon
Fair Condition89 years old3,150 vehicles/day
Location
| State | California |
| County | Monterey |
| Location | 05-mon-001-43.12 |
| Carries | State Route 1 |
| Crosses | Castro Canyon |
| Coordinates | 36.21686, -121.75008 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 238.8 ft (72.8 m) |
| Max Span | 50.9 ft (15.5 m) |
| Deck Width | 30.2 ft (9.2 m) |
| Deck Area | 669.8 sq m |
| Main Spans | 5 |
| Year Built | 1937 |
Traffic
| Avg Daily Traffic | 3,150 (2009) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 225 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 44 0035 |