FM over Knotty Creek
Poor Condition46 years old1,019 vehicles/day
Location
| State | Iowa |
| County | Des Moines |
| Location | 070032405 |
| Carries | FM |
| Crosses | Knotty Creek |
| Coordinates | 40.85516, -91.15483 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 4 (Poor) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 116.1 ft (35.4 m) |
| Max Span | 44.0 ft (13.4 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 346.9 sq m |
| Main Spans | 3 |
| Year Built | 1980 |
Traffic
| Avg Daily Traffic | 1,019 (2023) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000143211 |