demolition of the front ground floor bay window, the rear ground floor extension, the detached shed and existing chimney to the side of existing two-story semi-detached dwelling; New single story extension to the rear at ground floor level;construction of first-floor extension to the side and front; New pitched dormer to the side and new flat roof dormer to the rear at attic level with attic conversion into habitable space, alterations to all elevations including new windows, amendments to existing fenestration, roof-lights, associated landscaping, and all ancillary and ground works necessary to facilitate development.