230th Street over Boylan Creek
Good Condition42 years old5 vehicles/day
Location
| State | Iowa |
| County | Franklin |
| Location | 093192401 |
| Carries | 230th Street |
| Crosses | Boylan Creek |
| Coordinates | 42.86213, -93.03178 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 25.6 ft (7.8 m) |
| Max Span | 12.5 ft (3.8 m) |
| Deck Width | 40.7 ft (12.4 m) |
| Deck Area | 96.7 sq m |
| Main Spans | 2 |
| Year Built | 1984 |
Traffic
| Avg Daily Traffic | 5 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000158171 |