Ia 31 over Ashton Creek
Fair Condition52 years old1,600 vehicles/day
Location
| State | Iowa |
| County | Ida |
| Location | 1.0 Mi. N Of SR D15 |
| Carries | Ia 31 |
| Crosses | Ashton Creek |
| Coordinates | 42.53861, -95.73340 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 132.9 ft (40.5 m) |
| Max Span | 50.9 ft (15.5 m) |
| Deck Width | 47.2 ft (14.4 m) |
| Deck Area | 583.2 sq m |
| Main Spans | 3 |
| Year Built | 1974 |
Traffic
| Avg Daily Traffic | 1,600 (2022) |
| Truck Traffic | 17% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000029181 |