Base Line Road over Thornapple Creek
Fair Condition65 years old180 vehicles/day
Location
| State | Michigan |
| County | Ingham |
| Location | 3.2 Mi SW Of Stockbridge |
| Carries | Base Line Road |
| Crosses | Thornapple Creek |
| Coordinates | 42.42575, -84.23103 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 5 (Fair) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Culvert |
| Total Length | 20.0 ft (6.1 m) |
| Max Span | 20.0 ft (6.1 m) |
| Deck Area | 51.9 sq m |
| Main Spans | 1 |
| Year Built | 1961 |
Traffic
| Avg Daily Traffic | 180 (2019) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000003913 |