US 18 over Drainage Ditch
Fair Condition68 years old3,500 vehicles/day
Location
| State | Iowa |
| County | Palo Alto |
| Location | 4.6 Mi. E Of E Jct. Ia 4 |
| Carries | US 18 |
| Crosses | Drainage Ditch |
| Coordinates | 43.11213, -94.58766 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 25.9 ft (7.9 m) |
| Max Span | 25.9 ft (7.9 m) |
| Deck Width | 34.1 ft (10.4 m) |
| Deck Area | 82.2 sq m |
| Main Spans | 1 |
| Year Built | 1958 |
Traffic
| Avg Daily Traffic | 3,500 (2022) |
| Truck Traffic | 21% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000039150 |