Old Plank Road over Grand River
Good Condition19 years old710 vehicles/day
Location
| State | Michigan |
| County | Ingham |
| Location | 0.2 Mi SE Of Onondaga |
| Carries | Old Plank Road |
| Crosses | Grand River |
| Coordinates | 42.44191, -84.55751 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Single/Spread |
| Total Length | 118.4 ft (36.1 m) |
| Max Span | 112.9 ft (34.4 m) |
| Deck Width | 34.1 ft (10.4 m) |
| Deck Area | 375.4 sq m |
| Main Spans | 1 |
| Year Built | 2007 |
Traffic
| Avg Daily Traffic | 710 (2019) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000003857 |