County RD 581 over Rocky Creek
Poor Condition86 years old890 vehicles/day
Location
| State | Michigan |
| County | Marquette |
| Location | 9 Miles S Of Greenwood |
| Carries | County RD 581 |
| Crosses | Rocky Creek |
| Coordinates | 46.36632, -87.78422 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 4 (Poor) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 24.9 ft (7.6 m) |
| Max Span | 24.0 ft (7.3 m) |
| Deck Width | 23.0 ft (7 m) |
| Deck Area | 53.2 sq m |
| Main Spans | 1 |
| Year Built | 1940 |
Traffic
| Avg Daily Traffic | 890 (2001) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000006539 |