Gridley Road over Angel Slough
Fair Condition53 years old541 vehicles/day
Location
| State | California |
| County | Colusa |
| Location | 1.7 Mi E Butler RD |
| Carries | Gridley Road |
| Crosses | Angel Slough |
| Coordinates | 39.36194, -121.90416 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 124.0 ft (37.8 m) |
| Max Span | 40.0 ft (12.2 m) |
| Deck Width | 32.5 ft (9.9 m) |
| Deck Area | 374.2 sq m |
| Main Spans | 3 |
| Year Built | 1973 |
Traffic
| Avg Daily Traffic | 541 (2014) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 15C0063 |