Irwin Way over San Lorenzo River
Fair Condition71 years old1,500 vehicles/day
Location
| State | California |
| County | Santa Cruz |
| Location | 0.2 Mi E Highway 9 |
| Carries | Irwin Way |
| Crosses | San Lorenzo River |
| Coordinates | 37.11306, -122.11220 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 107.9 ft (32.9 m) |
| Max Span | 59.7 ft (18.2 m) |
| Deck Width | 16.1 ft (4.9 m) |
| Deck Area | 161.2 sq m |
| Main Spans | 3 |
| Year Built | 1955 |
Traffic
| Avg Daily Traffic | 1,500 (2015) |
| Truck Traffic | 10% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 36C0083 |