108th ST over Thornapple River
Good Condition94 years old965 vehicles/day
Location
| State | Michigan |
| County | Kent |
| Location | 0.2 Mi W Of Whitneyville |
| Carries | 108th ST |
| Crosses | Thornapple River |
| Coordinates | 42.76903, -85.45657 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 149.9 ft (45.7 m) |
| Max Span | 75.1 ft (22.9 m) |
| Deck Width | 37.7 ft (11.5 m) |
| Deck Area | 525.5 sq m |
| Main Spans | 2 |
| Year Built | 1932 (reconstructed 2015) |
Traffic
| Avg Daily Traffic | 965 (2014) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000005126 |