1840 170th ST over E Br Iowa River
Fair Condition51 years old649 vehicles/day
Location
| State | Iowa |
| County | Hancock |
| Location | 095243601 |
| Carries | 1840 170th ST |
| Crosses | E Br Iowa River |
| Coordinates | 43.00925, -93.62812 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 142.1 ft (43.3 m) |
| Max Span | 52.2 ft (15.9 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 424.3 sq m |
| Main Spans | 3 |
| Year Built | 1975 |
Traffic
| Avg Daily Traffic | 649 (2022) |
| Truck Traffic | 19% |
| 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 | 000000000173361 |