Route 581 over Little River
Poor Condition64 years old1,283 vehicles/day
Location
| State | Michigan |
| County | Menominee |
| Location | 1.7 Mi W Of Menominee |
| Carries | Route 581 |
| Crosses | Little River |
| Coordinates | 45.14508, -87.66538 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 55.8 ft (17 m) |
| Max Span | 54.8 ft (16.7 m) |
| Deck Width | 30.2 ft (9.2 m) |
| Deck Area | 156.4 sq m |
| Main Spans | 1 |
| Year Built | 1962 |
Traffic
| Avg Daily Traffic | 1,283 (1998) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000006826 |