U.s. Highway 101 over Big Lagoon
Fair Condition68 years old4,200 vehicles/day
Location
| State | California |
| County | Humboldt |
| Location | 01-hum-101-109.17 |
| Carries | U.s. Highway 101 |
| Crosses | Big Lagoon |
| Coordinates | 41.16212, -124.11188 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 442.9 ft (135 m) |
| Max Span | 40.0 ft (12.2 m) |
| Deck Width | 61.7 ft (18.8 m) |
| Deck Area | 2,538 sq m |
| Main Spans | 11 |
| Year Built | 1958 |
Traffic
| Avg Daily Traffic | 4,200 (2009) |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 04 0027 |