US 6 over Marble Creek
Good Condition71 years old1,490 vehicles/day
Location
| State | Iowa |
| County | Iowa |
| Location | 1.2 Mi W Of SR V52 Ladora |
| Carries | US 6 |
| Crosses | Marble Creek |
| Coordinates | 41.75055, -92.20532 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 37.4 ft (11.4 m) |
| Max Span | 11.5 ft (3.5 m) |
| Deck Area | 118.6 sq m |
| Main Spans | 3 |
| Year Built | 1955 |
Traffic
| Avg Daily Traffic | 1,490 (2022) |
| Truck Traffic | 17% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000029330 |