Alderpoint RD over Conley Creek
Fair Condition36 years old114 vehicles/day
Location
| State | California |
| County | Humboldt |
| Location | 1 Mi S Of Blocksburg |
| Carries | Alderpoint RD |
| Crosses | Conley Creek |
| Coordinates | 40.27345, -123.62491 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 69.9 ft (21.3 m) |
| Max Span | 65.0 ft (19.8 m) |
| Deck Width | 26.2 ft (8 m) |
| Deck Area | 170.4 sq m |
| Main Spans | 1 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 114 (2008) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 04C0165 |