State Route 1 NB over Watsonville Slough
Fair Condition59 years old19,500 vehicles/day
Location
| State | California |
| County | Santa Cruz |
| Location | 05-scr-001-r1.35-wat |
| Carries | State Route 1 NB |
| Crosses | Watsonville Slough |
| Coordinates | 36.90257, -121.77911 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 107.3 ft (32.7 m) |
| Max Span | 28.2 ft (8.6 m) |
| Deck Width | 41.3 ft (12.6 m) |
| Deck Area | 412.0 sq m |
| Main Spans | 4 |
| Year Built | 1967 (reconstructed 1999) |
Traffic
| Avg Daily Traffic | 19,500 (2009) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 36 0090R |