Role
The Train provided horse-drawn transport for the formation known as a Division. It usually comprised a small Train Headquarters, one Headquarters Company, three other Horse Transport Companies and a contingent of other troops (known as Army Troops), all of the Army Service Corps.
When moving and laid out in officially-approved organisation, the Train would occupy 1755 yards of road (1605 metres).
Establishment
Defined in the Field Service Pocket Book (1914)
| Personnel | ||
| Officers | Other ranks | |
| Train HQ | 5 | 7 |
| No 1 (HQ) Company | 6 | 155 |
| Other 3 Companies | 5 | 80 |
| Army Troops | 7 | 95 |
| Horses | ||
| Riding | Draught | |
| Train HQ | 6 | 3 |
| No 1 (HQ) Company | 18 | 144 |
| Other 3 Companies | 14 | 55 |
| Army Troops | 16 | 61 |
| Transport | ||
| Carts (1 or 2 horse) | Wagons (2 horse) | |
| Train HQ | 1 | 1 |
| No 1 (HQ) Company | 7 | 58 |
| Other 3 Companies | 3 | 22 |
| Army Troops | 1 | 27 |