Poor Farm Loop over Big Spring Creek
Fair Condition118 years old100 vehicles/day
Location
| State | Montana |
| County | Fergus |
| Location | 1m NW Lewistown |
| Carries | Poor Farm Loop |
| Crosses | Big Spring Creek |
| Coordinates | 47.08770, -109.45760 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Steel |
| Design | Truss - Thru |
| Total Length | 49.9 ft (15.2 m) |
| Max Span | 47.9 ft (14.6 m) |
| Deck Width | 16.4 ft (5 m) |
| Deck Area | 76 sq m |
| Main Spans | 1 |
| Year Built | 1908 (reconstructed 2000) |
Traffic
| Avg Daily Traffic | 100 (2025) |
| Truck Traffic | 3% |
| Lanes On Bridge | 1 |
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 | 000000202308073 |