Us-31 NB over Us-31 Br Polk RD
Fair Condition51 years old4,806 vehicles/day
Location
| State | Michigan |
| County | Oceana |
| Location | 1.5 Mi W Of Hart |
| Carries | Us-31 NB |
| Crosses | Us-31 Br Polk RD |
| Coordinates | 43.68916, -86.39216 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 95.8 ft (29.2 m) |
| Max Span | 95.8 ft (29.2 m) |
| Deck Width | 44.3 ft (13.5 m) |
| Deck Area | 394.2 sq m |
| Main Spans | 1 |
| Year Built | 1975 |
Traffic
| Avg Daily Traffic | 4,806 (2007) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000008351 |