Ia 4 over W. Fork Des Moines River
Fair Condition68 years old2,460 vehicles/day
Location
| State | Iowa |
| County | Palo Alto |
| Location | 3.2 Mi. S Of S Jct. US 18 |
| Carries | Ia 4 |
| Crosses | W. Fork Des Moines River |
| Coordinates | 43.06583, -94.67903 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 325.1 ft (99.1 m) |
| Max Span | 69.9 ft (21.3 m) |
| Deck Width | 34.1 ft (10.4 m) |
| Deck Area | 1030.6 sq m |
| Main Spans | 5 |
| Year Built | 1958 |
Traffic
| Avg Daily Traffic | 2,460 (2022) |
| Truck Traffic | 16% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000039220 |