I 90 over Lost Creek
Fair Condition48 years old11,628 vehicles/day
Location
| State | Montana |
| County | Deer Lodge |
| Location | 2.5m N Warm Springs |
| Carries | I 90 |
| Crosses | Lost Creek |
| Coordinates | 46.21848, -112.77326 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 26.9 ft (8.2 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 131.9 ft (40.2 m) |
| Deck Area | 329.6 sq m |
| Main Spans | 1 |
| Year Built | 1978 |
Traffic
| Avg Daily Traffic | 11,628 (2023) |
| Truck Traffic | 16% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | I00090198+09371 |