18 Mile Road over W Br Chippewa River
Good Condition3 years old351 vehicles/day
Location
| State | Michigan |
| County | Mecosta |
| Location | 1.4 Mi W Of M-66 |
| Carries | 18 Mile Road |
| Crosses | W Br Chippewa River |
| Coordinates | 43.72708, -85.17504 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Single/Spread |
| Total Length | 49.9 ft (15.2 m) |
| Max Span | 47.6 ft (14.5 m) |
| Deck Width | 34.8 ft (10.6 m) |
| Deck Area | 161.1 sq m |
| Main Spans | 1 |
| Year Built | 2023 |
Traffic
| Avg Daily Traffic | 351 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000006770 |