170th ST over Boone River
Good Condition5 years old15 vehicles/day
Location
| State | Iowa |
| County | Hancock |
| Location | 095263103 |
| Carries | 170th ST |
| Crosses | Boone River |
| Coordinates | 43.00879, -93.95165 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 90.9 ft (27.7 m) |
| Max Span | 35.1 ft (10.7 m) |
| Deck Width | 27.2 ft (8.3 m) |
| Deck Area | 229.9 sq m |
| Main Spans | 3 |
| Year Built | 2021 |
Traffic
| Avg Daily Traffic | 15 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000173701 |