FM over Boone River
Poor Condition71 years old60 vehicles/day
Location
| State | Iowa |
| County | Hamilton |
| Location | 089251701 |
| Carries | FM |
| Crosses | Boone River |
| Coordinates | 42.52931, -93.83161 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 304.1 ft (92.7 m) |
| Max Span | 117.1 ft (35.7 m) |
| Deck Width | 22.0 ft (6.7 m) |
| Deck Area | 621.1 sq m |
| Main Spans | 3 |
| Year Built | 1955 |
Traffic
| Avg Daily Traffic | 60 (2022) |
| Truck Traffic | 18% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000172320 |