Carleton Rockwood over Swan Creek
Good Condition62 years old3,630 vehicles/day
Location
| State | Michigan |
| County | Monroe |
| Location | 1.3 Mi E Of Grafton RD |
| Carries | Carleton Rockwood |
| Crosses | Swan Creek |
| Coordinates | 42.06499, -83.35633 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 105.0 ft (32 m) |
| Max Span | 33.5 ft (10.2 m) |
| Deck Width | 38.1 ft (11.6 m) |
| Deck Area | 371.2 sq m |
| Main Spans | 3 |
| Year Built | 1964 (reconstructed 2010) |
Traffic
| Avg Daily Traffic | 3,630 (2017) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
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 | 000000000007295 |