390th ST over Overflow Little Sioux R
Fair Condition71 years old40 vehicles/day
Location
| State | Iowa |
| County | Clay |
| Location | 095360201 |
| Carries | 390th ST |
| Crosses | Overflow Little Sioux R |
| Coordinates | 43.08360, -95.05619 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 128.0 ft (39 m) |
| Max Span | 48.9 ft (14.9 m) |
| Deck Width | 22.3 ft (6.8 m) |
| Deck Area | 265.2 sq m |
| Main Spans | 3 |
| Year Built | 1955 |
Traffic
| Avg Daily Traffic | 40 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000116160 |