M-20 Ext over Us-31
Fair Condition52 years old2,885 vehicles/day
Location
| State | Michigan |
| County | Oceana |
| Location | 1.8 Mi W Of New Era |
| Carries | M-20 Ext |
| Crosses | Us-31 |
| Coordinates | 43.55865, -86.39186 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 346.8 ft (105.7 m) |
| Max Span | 118.8 ft (36.2 m) |
| Deck Width | 49.5 ft (15.1 m) |
| Deck Area | 1596.1 sq m |
| Main Spans | 3 |
| Year Built | 1974 |
Traffic
| Avg Daily Traffic | 2,885 (2007) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000008332 |