104th AVE over M Br Black River
Fair Condition43 years old63 vehicles/day
Location
| State | Michigan |
| County | Allegan |
| Location | Casco Twp Sec 23-26 |
| Carries | 104th AVE |
| Crosses | M Br Black River |
| Coordinates | 42.44775, -86.16411 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 82.0 ft (25 m) |
| Max Span | 41.0 ft (12.5 m) |
| Deck Width | 30.8 ft (9.4 m) |
| Deck Area | 235 sq m |
| Main Spans | 2 |
| Year Built | 1983 |
Traffic
| Avg Daily Traffic | 63 (2020) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000000215 |