State Route 20 over Tehama-colusa Canal
Good Condition49 years old5,800 vehicles/day
Location
| State | California |
| County | Colusa |
| Location | 03-col-020-13.93 |
| Carries | State Route 20 |
| Crosses | Tehama-colusa Canal |
| Coordinates | 39.12757, -122.28310 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Box Beam - Multiple |
| Total Length | 70.9 ft (21.6 m) |
| Max Span | 68.6 ft (20.9 m) |
| Deck Width | 43.3 ft (13.2 m) |
| Deck Area | 285.1 sq m |
| Main Spans | 1 |
| Year Built | 1977 |
Traffic
| Avg Daily Traffic | 5,800 (2015) |
| Truck Traffic | 16% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 15 0081 |