S 80 over Butte Creek
Fair Condition76 years old158 vehicles/day
Location
| State | Montana |
| County | Chouteau |
| Location | 6m SE Square Butte |
| Carries | S 80 |
| Crosses | Butte Creek |
| Coordinates | 47.45819, -110.10856 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 77.1 ft (23.5 m) |
| Max Span | 25.3 ft (7.7 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 213.8 sq m |
| Main Spans | 3 |
| Year Built | 1950 (reconstructed 1964) |
Traffic
| Avg Daily Traffic | 158 (2023) |
| Truck Traffic | 17% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | P00080041+03871 |