Yellowstone Trail over Duck Creek
Fair Condition46 years old129 vehicles/day
Location
| State | Montana |
| County | Sweet Grass |
| Location | 17m W Big Timber |
| Carries | Yellowstone Trail |
| Crosses | Duck Creek |
| Coordinates | 45.76593, -110.17988 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 30.2 ft (9.2 m) |
| Max Span | 28.2 ft (8.6 m) |
| Deck Width | 20.0 ft (6.1 m) |
| Deck Area | 56.1 sq m |
| Main Spans | 1 |
| Year Built | 1980 |
Traffic
| Avg Daily Traffic | 129 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000007080 |