Old Yellowstone Tr over Willow Creek
Fair Condition77 years old133 vehicles/day
Location
| State | Montana |
| County | Gallatin |
| Location | 1m S Willow Creek |
| Carries | Old Yellowstone Tr |
| Crosses | Willow Creek |
| Coordinates | 45.80934, -111.65200 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
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 | 25.9 ft (7.9 m) |
| Deck Area | 62.4 sq m |
| Main Spans | 1 |
| Year Built | 1949 |
Traffic
| Avg Daily Traffic | 133 (2023) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | S00287007+09001 |