M-21 over Csx Rr (abn)
Poor Condition108 years old15,341 vehicles/day
Location
| State | Michigan |
| County | Genesee |
| Location | In Flint |
| Carries | M-21 |
| Crosses | Csx Rr (abn) |
| Coordinates | 43.00875, -83.69613 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 4 (Poor) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 71.5 ft (21.8 m) |
| Max Span | 32.2 ft (9.8 m) |
| Deck Width | 62.3 ft (19 m) |
| Deck Area | 414.2 sq m |
| Main Spans | 3 |
| Year Built | 1918 (reconstructed 1964) |
Traffic
| Avg Daily Traffic | 15,341 (2007) |
| Truck Traffic | 3% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 12 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000002575 |