Halethorpe, MD is a location for a commuter platform and where the line goes from 3 to 4 tracks. At this location there will also be a set of signals.
| Zone | Track | Start | End | Industry/Track Name |
|---|---|---|---|---|
| 56 | 400 | 00 | 00 | Phila/Wash Mainline #1 |
| 56 | 401 | 00 | 00 | Phila/Wash Mainline #2 |
| 56 | 402 | 00 | 00 | Phila/Wash Mainline #3 |
| 56 | 403 | 00 | 00 | Phila/Wash Mainline #A |