170th ST over Small
Fair Condition20 years old1,137 vehicles/day
Location
| State | Iowa |
| County | Story |
| Location | 084240701 |
| Carries | 170th ST |
| Crosses | Small |
| Coordinates | 42.10696, -93.69778 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Channel Beam |
| Total Length | 37.1 ft (11.3 m) |
| Max Span | 36.1 ft (11 m) |
| Deck Width | 31.2 ft (9.5 m) |
| Deck Area | 107.3 sq m |
| Main Spans | 1 |
| Year Built | 2006 |
Traffic
| Avg Daily Traffic | 1,137 (2022) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2022 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000365110 |