Alderpoint Road over US Highway 101
Fair Condition60 years old1,120 vehicles/day
Location
| State | California |
| County | Humboldt |
| Location | 01-hum-101-r11.77 |
| Carries | Alderpoint Road |
| Crosses | US Highway 101 |
| Coordinates | 40.10788, -123.79428 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 199.1 ft (60.7 m) |
| Max Span | 80.1 ft (24.4 m) |
| Deck Width | 34.1 ft (10.4 m) |
| Deck Area | 631.3 sq m |
| Main Spans | 3 |
| Year Built | 1966 |
Traffic
| Avg Daily Traffic | 1,120 (2014) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 04 0197 |