84th Street over Thornapple River
Fair Condition58 years old2,849 vehicles/day
Location
| State | Michigan |
| County | Kent |
| Location | 0.30 Mi W Of Alaska AVE |
| Carries | 84th Street |
| Crosses | Thornapple River |
| Coordinates | 42.81215, -85.48338 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 254.9 ft (77.7 m) |
| Max Span | 85.0 ft (25.9 m) |
| Deck Width | 37.4 ft (11.4 m) |
| Deck Area | 885.8 sq m |
| Main Spans | 3 |
| Year Built | 1968 |
Traffic
| Avg Daily Traffic | 2,849 (2015) |
| 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 | 000000000005009 |