M-139 over ST Joseph River
Fair Condition11 years old9,950 vehicles/day
Location
| State | Michigan |
| County | Berrien |
| Location | In City Of Niles |
| Carries | M-139 |
| Crosses | ST Joseph River |
| Coordinates | 41.82984, -86.25990 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 368.1 ft (112.2 m) |
| Max Span | 120.4 ft (36.7 m) |
| Deck Width | 47.2 ft (14.4 m) |
| Deck Area | 1615.7 sq m |
| Main Spans | 3 |
| Year Built | 2015 |
Traffic
| Avg Daily Traffic | 9,950 (2008) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is on the National Register of Historic Places |
| Structure Number | 000000000000857 |