The site was requisitioned by the War Office and the barracks were put into use as the depot of the Royal Ulster Rifles as soon as they opened in 1937 .
The Royal Ulster Rifles had relocated from Victoria Barracks .
The site was requisitioned by the War Office and the barracks were put into use as the depot of the Royal Ulster Rifles , who had relocated from Victoria Barracks , as soon as they opened in 1937 .