Erection of a single storey rear extension at lower ground floor level; replacement of existing terrace at rear raised ground floor level and replacement of external French door accessing terrace; side extension at raised ground floor level; removal of buttress and construction of a new reinforced concrete retaining wall in front of existing wall; removal of existing wall bordering the light well and replacement with trellis and railing; new door at lower ground level; installation of bin store within front garden; installation of air conditioning unit within a garden shed to the rear garden; and associated alterations.