Route 20 over Lower Clear Creek
Fair Condition71 years old20 vehicles/day
Location
| State | California |
| County | Shasta |
| Location | 1.5 Miles SW Of HWY 299 ( |
| Carries | Route 20 |
| Crosses | Lower Clear Creek |
| Coordinates | 40.58564, -122.55117 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Steel |
| Design | Truss - Thru |
| Total Length | 149.0 ft (45.4 m) |
| Max Span | 80.1 ft (24.4 m) |
| Deck Width | 12.1 ft (3.7 m) |
| Deck Area | 168.0 sq m |
| Main Spans | 3 |
| Year Built | 1955 |
Traffic
| Avg Daily Traffic | 20 (2013) |
| Truck Traffic | 1% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | National Park Service |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 8750002P0000000 |