County Line RD over Colusa Drain
Poor Condition56 years old170 vehicles/day
Location
| State | California |
| County | Colusa |
| Location | 4.5 Mi. East Of I-5 |
| Carries | County Line RD |
| Crosses | Colusa Drain |
| Coordinates | 38.92530, -121.91534 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 211.0 ft (64.3 m) |
| Max Span | 32.2 ft (9.8 m) |
| Deck Width | 28.9 ft (8.8 m) |
| Deck Area | 565.8 sq m |
| Main Spans | 7 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 170 (2015) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 15C0027 |