Osterdock RD over Turkey River
Fair Condition69 years old440 vehicles/day
Location
| State | Iowa |
| County | Clayton |
| Location | 070000500 |
| Carries | Osterdock RD |
| Crosses | Turkey River |
| Coordinates | 42.73163, -91.15940 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 410.1 ft (125 m) |
| Max Span | 117.1 ft (35.7 m) |
| Deck Width | 21.7 ft (6.6 m) |
| Deck Area | 825 sq m |
| Main Spans | 5 |
| Year Built | 1957 |
Traffic
| Avg Daily Traffic | 440 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000009100 |