Armstrong Road over Willow Creek
Good Condition31 years old50 vehicles/day
Location
| State | California |
| County | Lassen |
| Location | 0.25 Mi. S. Of Susanv. RD |
| Carries | Armstrong Road |
| Crosses | Willow Creek |
| Coordinates | 41.10793, -120.92866 |
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 Continuous |
| Design | Slab |
| Total Length | 52.5 ft (16 m) |
| Max Span | 25.3 ft (7.7 m) |
| Deck Width | 24.6 ft (7.5 m) |
| Deck Area | 120 sq m |
| Main Spans | 2 |
| Year Built | 1995 |
Traffic
| Avg Daily Traffic | 50 (1998) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 07C0086 |