Cecilville Road over Knownothing Creek
Good Condition39 years old120 vehicles/day
Location
| State | California |
| County | Siskiyou |
| Location | 2 Mi S/o Salmon River RD |
| Carries | Cecilville Road |
| Crosses | Knownothing Creek |
| Coordinates | 41.24148, -123.29299 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Box Beam - Multiple |
| Total Length | 77.1 ft (23.5 m) |
| Max Span | 75.1 ft (22.9 m) |
| Deck Width | 24.6 ft (7.5 m) |
| Deck Area | 176.2 sq m |
| Main Spans | 1 |
| Year Built | 1987 |
Traffic
| Avg Daily Traffic | 120 (2024) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 821 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 02C0088 |