Ia 57 over Gran Creek
Good Condition3 years old1,020 vehicles/day
Location
| State | Iowa |
| County | Butler |
| Location | 0.5 M East Of Sr-t19 |
| Carries | Ia 57 |
| Crosses | Gran Creek |
| Coordinates | 42.58531, -92.91813 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 9 (Excellent) |
| Culvert | 9 (Excellent) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 24.0 ft (7.3 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Area | 89.1 sq m |
| Main Spans | 3 |
| Year Built | 2023 |
Traffic
| Avg Daily Traffic | 1,020 (2023) |
| Truck Traffic | 19% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000016391 |