Johnstonville RD over Sand Slough
Fair Condition104 years old200 vehicles/day
Location
| State | California |
| County | Lassen |
| Location | 0.2 Mi N Of US 395 |
| Carries | Johnstonville RD |
| Crosses | Sand Slough |
| Coordinates | 40.37698, -120.58135 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 7 (Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 23.0 ft (7 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Width | 25.9 ft (7.9 m) |
| Deck Area | 55.3 sq m |
| Main Spans | 2 |
| Year Built | 1922 |
Traffic
| Avg Daily Traffic | 200 (1980) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 07C0029 |