State Road over Drain #473
Good Condition12 years old660 vehicles/day
Location
| State | Michigan |
| County | Gratiot |
| Location | Sec 30 Washington Twp |
| Carries | State Road |
| Crosses | Drain #473 |
| Coordinates | 43.14134, -84.59931 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Single/Spread |
| Total Length | 47.9 ft (14.6 m) |
| Max Span | 46.6 ft (14.2 m) |
| Deck Width | 37.4 ft (11.4 m) |
| Deck Area | 166.4 sq m |
| Main Spans | 1 |
| Year Built | 2014 |
Traffic
| Avg Daily Traffic | 660 (2012) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000003165 |