FM 335th ST over Boyer River
Fair Condition67 years old788 vehicles/day
Location
| State | Iowa |
| County | Harrison |
| Location | 078442301 |
| Carries | FM 335th ST |
| Crosses | Boyer River |
| Coordinates | 41.54915, -95.87218 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 252.0 ft (76.8 m) |
| Max Span | 98.1 ft (29.9 m) |
| Deck Width | 28.2 ft (8.6 m) |
| Deck Area | 660.5 sq m |
| Main Spans | 3 |
| Year Built | 1959 |
Traffic
| Avg Daily Traffic | 788 (2022) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000177730 |