IRR - S 448 over Big Sandy Creek
Fair Condition65 years old96 vehicles/day
Location
| State | Montana |
| County | Hill |
| Location | 2m W Box Elder |
| Carries | IRR - S 448 |
| Crosses | Big Sandy Creek |
| Coordinates | 48.32053, -110.05749 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| 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 | 75.1 ft (22.9 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 25.6 ft (7.8 m) |
| Deck Area | 178.6 sq m |
| Main Spans | 3 |
| Year Built | 1961 |
Traffic
| Avg Daily Traffic | 96 (2023) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | S00448002+01001 |