| No. | Class | F.M. Whyte | Gauge | Railroad Line | Location | Status | Builder Info | Notes |
|---|---|---|---|---|---|---|---|---|
| 9 (6) | 70-3 | Climax3Tr | 4'-8½" | CSRR (Moore, Keppel & Co.) | Cass Scenic Railroad State Park, Cass, WV | operational | Climax #1551, 1919 | Restored to operation in September 2019. Only operating Climax3Tr type in the USA. |