Grafton Road over Swan Creek
Fair Condition100 years old3,030 vehicles/day
Location
| State | Michigan |
| County | Monroe |
| Location | 6.5 Mi N Of US 24 |
| Carries | Grafton Road |
| Crosses | Swan Creek |
| Coordinates | 42.07281, -83.38071 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 44.9 ft (13.7 m) |
| Max Span | 43.0 ft (13.1 m) |
| Deck Width | 39.4 ft (12 m) |
| Deck Area | 164.4 sq m |
| Main Spans | 1 |
| Year Built | 1926 (reconstructed 1980) |
Traffic
| Avg Daily Traffic | 3,030 (2017) |
| Truck Traffic | 2% |
| 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 | 000000000007298 |