US 87 over Drainage
Fair Condition87 years old1,148 vehicles/day
Location
| State | Montana |
| County | Fergus |
| Location | 10m NW Grass Range |
| Carries | US 87 |
| Crosses | Drainage |
| Coordinates | 47.05752, -108.99176 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 25.9 ft (7.9 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 71.9 sq m |
| Main Spans | 1 |
| Year Built | 1939 |
Traffic
| Avg Daily Traffic | 1,148 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | P00057103+08521 |