21 Mile Road over Rice Creek
Good Condition7 years old121 vehicles/day
Location
| State | Michigan |
| County | Calhoun |
| Location | 4 Mi E Of Marshall |
| Carries | 21 Mile Road |
| Crosses | Rice Creek |
| Coordinates | 42.29513, -84.88723 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 60.0 ft (18.3 m) |
| Max Span | 58.7 ft (17.9 m) |
| Deck Width | 31.8 ft (9.7 m) |
| Deck Area | 177.5 sq m |
| Main Spans | 1 |
| Year Built | 2019 |
Traffic
| Avg Daily Traffic | 121 (2018) |
| Truck Traffic | 2% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is on the National Register of Historic Places |
| Structure Number | 000000000001372 |