Ia 57 over Drainage Ditch
Fair Condition55 years old2,260 vehicles/day
Location
| State | Iowa |
| County | Butler |
| Location | 4.8 Mi. E Of Jct. Ia 14 |
| Carries | Ia 57 |
| Crosses | Drainage Ditch |
| Coordinates | 42.56574, -92.67763 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 63.0 ft (19.2 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 47.2 ft (14.4 m) |
| Deck Area | 276.5 sq m |
| Main Spans | 2 |
| Year Built | 1971 |
Traffic
| Avg Daily Traffic | 2,260 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000016450 |