County Road 111 over Horse Prairie Creek 031
Fair Condition106 years old100 vehicles/day
Location
| State | Montana |
| County | Beaverhead |
| Location | 8m W Grant |
| Carries | County Road 111 |
| Crosses | Horse Prairie Creek 031 |
| Coordinates | 45.01414, -113.22610 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Truss - Thru |
| Total Length | 54.1 ft (16.5 m) |
| Max Span | 54.1 ft (16.5 m) |
| Deck Width | 18.0 ft (5.5 m) |
| Deck Area | 90.8 sq m |
| Main Spans | 1 |
| Year Built | 1920 |
Traffic
| Avg Daily Traffic | 100 (2025) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L01111001+03001 |