Township Park Road over Traprock River
Good Condition19 years old100 vehicles/day
Location
| State | Michigan |
| County | Houghton |
| Location | 2 Mi S 1 Mi E Copper City |
| Carries | Township Park Road |
| Crosses | Traprock River |
| Coordinates | 47.25716, -88.36866 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 55.1 ft (16.8 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 31.2 ft (9.5 m) |
| Deck Area | 159.6 sq m |
| Main Spans | 1 |
| Year Built | 2007 |
Traffic
| Avg Daily Traffic | 100 (2006) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000003422 |