FM over Des Moines River
Poor Condition71 years old709 vehicles/day
Location
| State | Iowa |
| County | Boone |
| Location | 085271403 |
| Carries | FM |
| Crosses | Des Moines River |
| Coordinates | 42.16812, -93.96661 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 574.1 ft (175 m) |
| Max Span | 103.0 ft (31.4 m) |
| Deck Width | 33.1 ft (10.1 m) |
| Deck Area | 1767.5 sq m |
| Main Spans | 6 |
| Year Built | 1955 (reconstructed 1991) |
Traffic
| Avg Daily Traffic | 709 (2022) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000078350 |