Durnel RD over Hanlon Slough
Fair Condition89 years old44 vehicles/day
Location
| State | California |
| County | Butte |
| Location | 2.60 Mi N Of Nelson RD |
| Carries | Durnel RD |
| Crosses | Hanlon Slough |
| Coordinates | 39.58854, -121.80044 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 55.1 ft (16.8 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 152.9 sq m |
| Main Spans | 2 |
| Year Built | 1937 |
Traffic
| Avg Daily Traffic | 44 (2019) |
| Truck Traffic | 17% |
| Lanes On Bridge | 2 |
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 | 12C0330 |