US 18 over Little Sioux River
Fair Condition96 years old2,560 vehicles/day
Location
| State | Iowa |
| County | Clay |
| Location | 2.1 Mi. W Of W Jct US 71 |
| Carries | US 18 |
| Crosses | Little Sioux River |
| Coordinates | 43.18434, -95.19193 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 179.1 ft (54.6 m) |
| Max Span | 45.9 ft (14 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 535.1 sq m |
| Main Spans | 2 |
| Year Built | 1930 (reconstructed 1958) |
Traffic
| Avg Daily Traffic | 2,560 (2022) |
| Truck Traffic | 30% |
| 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 | 000000000020320 |