Harper AVE over Clinton River Spillway
Good Condition75 years old11,600 vehicles/day
Location
| State | Michigan |
| County | Macomb |
| Location | 0.6 Mi North Of 16 Mile |
| Carries | Harper AVE |
| Crosses | Clinton River Spillway |
| Coordinates | 42.57673, -82.87129 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 339.9 ft (103.6 m) |
| Max Span | 89.9 ft (27.4 m) |
| Deck Width | 48.6 ft (14.8 m) |
| Deck Area | 1533.3 sq m |
| Main Spans | 5 |
| Year Built | 1951 |
Traffic
| Avg Daily Traffic | 11,600 (2021) |
| Truck Traffic | 2% |
| Lanes On Bridge | 3 |
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 | 000000000006264 |