257th ST over Creek
Fair Condition70 years old940 vehicles/day
Location
| State | Iowa |
| County | Scott |
| Location | 079e50507 |
| Carries | 257th ST |
| Crosses | Creek |
| Coordinates | 41.68211, -90.39706 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 151.9 ft (46.3 m) |
| Max Span | 59.1 ft (18 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 453.7 sq m |
| Main Spans | 3 |
| Year Built | 1956 (reconstructed 1990) |
Traffic
| Avg Daily Traffic | 940 (2022) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000302900 |