A16 500th ST over Union Slough Ditch
Good Condition9 years old150 vehicles/day
Location
| State | Iowa |
| County | Kossuth |
| Location | 100281501 |
| Carries | A16 500th ST |
| Crosses | Union Slough Ditch |
| Coordinates | 43.48805, -94.14647 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 111.2 ft (33.9 m) |
| Max Span | 43.0 ft (13.1 m) |
| Deck Width | 33.1 ft (10.1 m) |
| Deck Area | 342.4 sq m |
| Main Spans | 3 |
| Year Built | 2017 |
Traffic
| Avg Daily Traffic | 150 (2021) |
| Truck Traffic | 27% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000217471 |