2679
renovation ,alteration and upgrading of the existing dwelling , including replacement and raising of the existing roof structure ,demolition of existing porch and construction of a new single -storey entrance porch, alterations to existing window and door openings, revisions to external finishes and all associated site development works The demolition of existing outbuildings and the construction of a new detached single-storey ancillary domestic outbuilding (garage/workshop/storage and home office) for purposes incidental to the enjoyment of the dwelling house, together with all associated site development works. The installation of a new wastewater treatment plant and percolation area, together with all associated site development works