M-20 over N Br Chippewa River
Fair Condition92 years old8,359 vehicles/day
Location
| State | Michigan |
| County | Isabella |
| Location | 4.5 Mi W Of Us-27br |
| Carries | M-20 |
| Crosses | N Br Chippewa River |
| Coordinates | 43.59704, -84.85496 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 4 (Poor) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 49.9 ft (15.2 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 43.3 ft (13.2 m) |
| Deck Area | 200.6 sq m |
| Main Spans | 1 |
| Year Built | 1934 (reconstructed 1964) |
Traffic
| Avg Daily Traffic | 8,359 (2007) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000004264 |