US 63 over Rock Creek
Fair Condition71 years old3,500 vehicles/day
Location
| State | Iowa |
| County | Tama |
| Location | 1.9 Mi. N Of N Jct SR D65 |
| Carries | US 63 |
| Crosses | Rock Creek |
| Coordinates | 42.28891, -92.45576 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 44.9 ft (13.7 m) |
| Max Span | 15.1 ft (4.6 m) |
| Deck Area | 200.0 sq m |
| Main Spans | 3 |
| Year Built | 1955 (reconstructed 1972) |
Traffic
| Avg Daily Traffic | 3,500 (2022) |
| Truck Traffic | 16% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000049650 |