Columbia Road over Grand River
Good Condition9 years old4,300 vehicles/day
Location
| State | Michigan |
| County | Ingham |
| Location | 8 Miles W Of Mason |
| Carries | Columbia Road |
| Crosses | Grand River |
| Coordinates | 42.58216, -84.60113 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Truss - Thru |
| Total Length | 165.0 ft (50.3 m) |
| Max Span | 160.1 ft (48.8 m) |
| Deck Width | 35.1 ft (10.7 m) |
| Deck Area | 538.2 sq m |
| Main Spans | 1 |
| Year Built | 2017 |
Traffic
| Avg Daily Traffic | 4,300 (2019) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000003862 |