US 30 over Old Channel Boyer River
Good Condition43 years old4,490 vehicles/day
Location
| State | Iowa |
| County | Harrison |
| Location | 0.7 Mi. W Of SR F32 |
| Carries | US 30 |
| Crosses | Old Channel Boyer River |
| Coordinates | 41.72113, -95.70284 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 73.2 ft (22.3 m) |
| Max Span | 27.9 ft (8.5 m) |
| Deck Width | 47.2 ft (14.4 m) |
| Deck Area | 321.1 sq m |
| Main Spans | 3 |
| Year Built | 1983 |
Traffic
| Avg Daily Traffic | 4,490 (2022) |
| Truck Traffic | 17% |
| 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 | 000000000027481 |