Road 57 over Swallow Drain
Fair Condition81 years old45 vehicles/day
Location
| State | California |
| County | Glenn |
| Location | 1.0 Mi W RD V |
| Carries | Road 57 |
| Crosses | Swallow Drain |
| Coordinates | 39.49288, -122.08429 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 7 (Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 33.1 ft (10.1 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Width | 22.6 ft (6.9 m) |
| Deck Area | 69.7 sq m |
| Main Spans | 3 |
| Year Built | 1945 |
Traffic
| Avg Daily Traffic | 45 (2018) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 11C0138 |