Us-31 NB over Pigeon River
Fair Condition77 years old11,630 vehicles/day
Location
| State | Michigan |
| County | Ottawa |
| Location | 4.4 Mi SE Of M-45 |
| Carries | Us-31 NB |
| Crosses | Pigeon River |
| Coordinates | 42.91594, -86.14428 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 4 (Poor) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 54.8 ft (16.7 m) |
| Max Span | 54.8 ft (16.7 m) |
| Deck Width | 47.9 ft (14.6 m) |
| Deck Area | 243.8 sq m |
| Main Spans | 1 |
| Year Built | 1949 |
Traffic
| Avg Daily Traffic | 11,630 (2007) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000008691 |