Conrad RD over Us-31
Fair Condition39 years old420 vehicles/day
Location
| State | Michigan |
| County | Mason |
| Location | 3.4 Mi E Of Ludington |
| Carries | Conrad RD |
| Crosses | Us-31 |
| Coordinates | 43.93444, -86.38369 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 294.0 ft (89.6 m) |
| Max Span | 148.0 ft (45.1 m) |
| Deck Width | 39.0 ft (11.9 m) |
| Deck Area | 1066.2 sq m |
| Main Spans | 2 |
| Year Built | 1987 |
Traffic
| Avg Daily Traffic | 420 (1978) |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000006654 |