| Kingston to Montego Bay | 112.75 |
| Spanish Town to Port Antonio | 62.25 |
| May Pen to Frankfield | 22.25 |
| Bog Walk to Ewarton | 8.50 |
| TOTAL Track | 205.75 |
| Montego Bay Line | 13 |
| Port Antonio Line | 28 |
| Frankfield Line | 2 |
| TOTAL Tunnels | 43 |
| Port Antonio Line | 3 |
| Frankfield Line | 1 |
| TOTAL Viaducts | 4 |
| TOTAL Bridges | 234 |