Harrington Road over Black River
Fair Condition97 years old1,500 vehicles/day
Location
| State | Michigan |
| County | Sanilac |
| Location | City Of Croswell |
| Carries | Harrington Road |
| Crosses | Black River |
| Coordinates | 43.27895, -82.62331 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 8 (Very Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 130.2 ft (39.7 m) |
| Max Span | 65.3 ft (19.9 m) |
| Deck Width | 40.4 ft (12.3 m) |
| Deck Area | 488.3 sq m |
| Main Spans | 2 |
| Year Built | 1929 (reconstructed 2000) |
Traffic
| Avg Daily Traffic | 1,500 (1990) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000009671 |