170th Sty over Unnamed Creek
Poor Condition77 years old15 vehicles/day
Location
| State | Iowa |
| County | Fayette |
| Location | 093101301 |
| Carries | 170th Sty |
| Crosses | Unnamed Creek |
| Coordinates | 42.87656, -91.96782 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 40.0 ft (12.2 m) |
| Max Span | 37.1 ft (11.3 m) |
| Deck Width | 19.4 ft (5.9 m) |
| Deck Area | 72.0 sq m |
| Main Spans | 1 |
| Year Built | 1949 |
Traffic
| Avg Daily Traffic | 15 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000151690 |