S 7 over Ash Creek
Fair Condition84 years old581 vehicles/day
Location
| State | Montana |
| County | Wibaux |
| Location | 25m S Wibaux |
| Carries | S 7 |
| Crosses | Ash Creek |
| Coordinates | 46.64517, -104.22856 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 76.1 ft (23.2 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 26.2 ft (8 m) |
| Deck Area | 185.6 sq m |
| Main Spans | 3 |
| Year Built | 1942 |
Traffic
| Avg Daily Traffic | 581 (2023) |
| Truck Traffic | 19% |
| 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 | P00027054+09931 |