US 30 over Boyer River
Fair Condition58 years old3,090 vehicles/day
Location
| State | Iowa |
| County | Harrison |
| Location | 3.7 Mi. W Of Jct. Ia 37 |
| Carries | US 30 |
| Crosses | Boyer River |
| Coordinates | 41.81054, -95.64044 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 285.1 ft (86.9 m) |
| Max Span | 108.9 ft (33.2 m) |
| Deck Width | 47.2 ft (14.4 m) |
| Deck Area | 1251.4 sq m |
| Main Spans | 3 |
| Year Built | 1968 |
Traffic
| Avg Daily Traffic | 3,090 (2022) |
| Truck Traffic | 24% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000027560 |