REPAIR AND REPLACEMENT OF UNSERVICEABLE SUBMAIN WIRING, POINT WIRING, SWITCHES, SOCKETS, EARTHING FOR BUILDING, UNSERVICEABLE DISTRIBUTION BOARD, INDUSTRIAL SOCKETS, BLDG SECURITY LIGHTS, INCLUDING ALLIED WORK AT HIGHT RAISED BLDG AT NOFRA AND OTHER REPAIR AND REPLACEMENT OF UNSERVICEABLE SUBMAIN WIRING, POINT WIRING, SWITCHES, SOCKETS, EARTHING FOR BUILDING, UNSERVICEABLE DISTRIBUTION BOARD, INDUSTRIAL SOCKETS, BLDG SECURITY LIGHTS, INCLUDING ALLIED WORK AT HIGHT RAISED BLDG AT NOFRA AND OTHER