W e s t b o u n d
| Mile Post | Stations | | Type of Operation | Siding Length | E a s t b o u n d
| 0.0
| HELENA
| BTXY | CTC
| Yard | 3.0
| HELENA JCT.
| JT | 2MT CTC | | 5.1
| TOBIN | | | 12.9
| AUSTIN | | CTC | 21890 | 15.9 | Detector
| | | 18.6 | SKYLINE | | | 20.5
| BLOSSBURG | | 7650
| 28.9
| ELLISTON | | 8786 | 33.0
| Detector
| | | 37.7
| AVON | | 6100
| 50.9
| GARRISON | J
| 9401 | 61.4
| JENS | | 10355 | 64.6
| Detector
| | CTC | | 70.7 | DRUMMOND
| T
| 10366 | 80.1
| BEARMOUTH
| | 12996
| 88.7
| NIMROD | | 8995 | 94.3
| Detector
| | CTC ABS 2MT | | 102.6
| CLINTON | | 10996 | 113.2
| BONNER | | 14455 | 114.8
| Detector | | | 119.31
| MISSOULA | BJTYX | | | STREAM RECEIVER
| | |
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