Ia 57 over Hammers Creek
Good Condition40 years old2,580 vehicles/day
Location
| State | Iowa |
| County | Grundy |
| Location | 3.4 Mi. E Of E Jct SR T55 |
| Carries | Ia 57 |
| Crosses | Hammers Creek |
| Coordinates | 42.54235, -92.56581 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 112.9 ft (34.4 m) |
| Max Span | 43.0 ft (13.1 m) |
| Deck Width | 43.3 ft (13.2 m) |
| Deck Area | 454.1 sq m |
| Main Spans | 3 |
| Year Built | 1986 |
Traffic
| Avg Daily Traffic | 2,580 (2023) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000025811 |