 On the ground floor the extension provided accommodation for masters' rooms and monitors; at the mezzanine level (between the ground and first floor levels of the original building) a sick room, casualty room, matron's bedroom and sitting room; on the first floor for masters' rooms and the sergeant's bedroom and on the second floor for box rooms and other space, to be subdivided as required.In the original building the first and second floors were for use as classrooms.New frames and sashes for almost all of the windows and new doors were provided for the main building in this major overhaul.