FM 280th ST over Little Sioux River
Poor Condition60 years old270 vehicles/day
Location
| State | Iowa |
| County | Clay |
| Location | 097370701 |
| Carries | FM 280th ST |
| Crosses | Little Sioux River |
| Coordinates | 43.24164, -95.26070 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 4 (Poor) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 174.9 ft (53.3 m) |
| Max Span | 48.9 ft (14.9 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 485.0 sq m |
| Main Spans | 4 |
| Year Built | 1966 |
Traffic
| Avg Daily Traffic | 270 (2022) |
| Truck Traffic | 18% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000117530 |