Road 22n57 over Black Rock Creek
Fair Condition45 years old50 vehicles/day
Location
| State | California |
| County | Plumas |
| Location | No Data Entered |
| Carries | Road 22n57 |
| Crosses | Black Rock Creek |
| Coordinates | 39.74728, -121.00461 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 49.9 ft (15.2 m) |
| Max Span | 41.0 ft (12.5 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 138.3 sq m |
| Main Spans | 3 |
| Year Built | 1981 (reconstructed 1985) |
Traffic
| Avg Daily Traffic | 50 |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | U.S. Forest Service |
| Historical Significance | Historical significance is not determined |
| Structure Number | 051153000001070 |