State Park Drive over Kawkawlin River
Fair Condition23 years old9,810 vehicles/day
Location
| State | Michigan |
| County | Bay |
| Location | 2 Mi N Of Bay City |
| Carries | State Park Drive |
| Crosses | Kawkawlin River |
| Coordinates | 43.65222, -83.89753 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 193.9 ft (59.1 m) |
| Max Span | 65.0 ft (19.8 m) |
| Deck Width | 65.9 ft (20.1 m) |
| Deck Area | 1187.9 sq m |
| Main Spans | 3 |
| Year Built | 2003 |
Traffic
| Avg Daily Traffic | 9,810 (2003) |
| Truck Traffic | 3% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is on the National Register of Historic Places |
| Structure Number | 000000000000711 |