Martin Road over Little Thornapple River
Poor Condition56 years old50 vehicles/day
Location
| State | Michigan |
| County | Barry |
| Location | 300 Ft S Of Jordan RD |
| Carries | Martin Road |
| Crosses | Little Thornapple River |
| Coordinates | 42.74053, -85.17344 |
Condition Ratings
| Overall Condition | Poor |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 3 (Serious) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Culvert |
| Total Length | 20.7 ft (6.3 m) |
| Max Span | 5.9 ft (1.8 m) |
| Deck Area | 49.8 sq m |
| Main Spans | 3 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 50 (2017) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000013950 |