US 12 over Muggins Creek
Fair Condition79 years old241 vehicles/day
Location
| State | Montana |
| County | Rosebud |
| Location | 1m W Sumatra |
| Carries | US 12 |
| Crosses | Muggins Creek |
| Coordinates | 46.62342, -107.56602 |
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 | 58.7 ft (17.9 m) |
| Max Span | 19.0 ft (5.8 m) |
| Deck Width | 26.2 ft (8 m) |
| Deck Area | 143.2 sq m |
| Main Spans | 3 |
| Year Built | 1947 |
Traffic
| Avg Daily Traffic | 241 (2023) |
| Truck Traffic | 13% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | P00014219+09281 |