 With more volunteers employed on internal security duties the skilled regular tradesmen were able to concentrate on their specialist technical and other skilled duties.Apart from internal security duties and general operational tasks Volunteer personnel were employed almost in every field of Air Force activity, on flying duties, Air Field Construction, Mechanical Transport Operations and maintenance, Engineering duties, Logistics and Catering Duties and Administrative, clerical, Medical and other miscellaneous service duties.The Airfield Construction Squadron was organized to undertake major construction projects and maintenance commitments.