Forest Grove RD over S Fork Mcdonald CR 071
Fair Condition56 years old120 vehicles/day
Location
| State | Montana |
| County | Fergus |
| Location | 4m SW Grassrange |
| Carries | Forest Grove RD |
| Crosses | S Fork Mcdonald CR 071 |
| Coordinates | 46.99806, -108.87001 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 33.1 ft (10.1 m) |
| Max Span | 30.8 ft (9.4 m) |
| Deck Width | 20.3 ft (6.2 m) |
| Deck Area | 62.6 sq m |
| Main Spans | 1 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 120 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L14202021+06001 |