Alterations and extensions to existing 6no. residential units to create 5no. self-contained flats including ground floor rear extension to replace existing extension; first floor rear and side extensions with pitched roofs; roof extension with rear dormer window and rooflights to all roofslopes; associated internal alterations, subdivision of rear garden, provision of 2no. off street car-parking spaces, 5no. secure bicycle stands, recycle and refuse bins storage