FM over Argo Slough
Fair Condition46 years old45 vehicles/day
Location
| State | Iowa |
| County | Lyon |
| Location | 099431002 |
| Carries | FM |
| Crosses | Argo Slough |
| Coordinates | 43.40813, -95.92014 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 7 (Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 52.2 ft (15.9 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Area | 111.3 sq m |
| Main Spans | 4 |
| Year Built | 1980 |
Traffic
| Avg Daily Traffic | 45 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000229581 |