Diamond Mtn RD over Lights Creek
Good Condition56 years old80 vehicles/day
Location
| State | California |
| County | Plumas |
| Location | 8.2 Mi NE Beckwrth-grn RD |
| Carries | Diamond Mtn RD |
| Crosses | Lights Creek |
| Coordinates | 40.19290, -120.78560 |
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 | 102.0 ft (31.1 m) |
| Max Span | 99.1 ft (30.2 m) |
| Deck Width | 28.9 ft (8.8 m) |
| Deck Area | 273.7 sq m |
| Main Spans | 1 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 80 (2019) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 09C0056 |