390th over Rock Creek
Poor Condition53 years old216 vehicles/day
Location
| State | Iowa |
| County | Mitchell |
| Location | 098180701 |
| Carries | 390th |
| Crosses | Rock Creek |
| Coordinates | 43.32825, -93.00557 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 3 (Serious) |
| Channel/Waterway | 9 (Excellent) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 32.2 ft (9.8 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 96.0 sq m |
| Main Spans | 1 |
| Year Built | 1973 |
Traffic
| Avg Daily Traffic | 216 (2022) |
| Truck Traffic | 19% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000248091 |