Hiller Road over US Highway 101
Good Condition62 years old2,500 vehicles/day
Location
| State | California |
| County | Humboldt |
| Location | 01-hum-101-r91.99 |
| Carries | Hiller Road |
| Crosses | US Highway 101 |
| Coordinates | 40.94164, -124.11656 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 186.0 ft (56.7 m) |
| Max Span | 58.4 ft (17.8 m) |
| Deck Width | 40.4 ft (12.3 m) |
| Deck Area | 697.4 sq m |
| Main Spans | 4 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 2,500 (2010) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 04 0173 |