Demolition of existing first floor rear back addition and erection of a replacement full width rear extension at first floor level, on top of the existing back addition; erection of a single storey rear extension at lower ground floor level; excavation under the footprint of the whole building and underneath the rear garden to form a sub-basement level; alterations to the main roof to include the installation of a new rooflight and loft decking in connection with the formation of a roof terrace; alterations to the roof of first floor rear back addition to include increasing the height and installation of solar panels; installation of French doors to replace the existing window at ground floor level to the rear elevation; installation of new windows at ground and first floor level to the side elevation; erection of an external staircase from sub-basement to garden level at the rear of the property (access to the rear garage); demolition of the existing garage in the rear garden and erection of a replacement part one, part two storey plus-basement annexe building to provide habitable accommodation ancillary to the main dwellinghouse; installation of a new door to side boundary wall fronting Astrop Terrace elevation.

Demolition of existing conservatory and construction of two storey and single storey side and rear extension; roof extension including increase in ridge height, hip to gable roof alterations, front dormer and roof lights to create two storey dwelling including accommodation in the roof space, alterations to fenestration detail and alterations to landscaping.

Substantial demolition of existing dwelling and construction of part single, part two storey front side and rear extensions, loft conversion including increase in ridge height, creation of crown roof form, rear dormer window, front and side roof lights, alterations to fenestration detail, extensions to existing garage to provide first floor accommodation including flank dormer windows and roof lights, alterations to hardstanding, new gate and brick piers to frontage.

Details required by condition 8 (doors and windows in Northcote House) of Listed Building consent 18/00357 for consent for the redevelopment of Sunningdale Park including the part demolition, alteration, restoration, conversion and extension of Northcote House (Grade II Listed), Gloucester Stables and the Walled Garden; the alteration, restoration, conversion and extension of North Lodge, the alteration, restoration and conversion of the Gamekeeper's Lodge and Store, and The Dairy; the part demolition and part alteration, restoration and conversion of South Lodge; refurbishment and extension of Gardeners Cottages and the demolition of other buildings including Park House; and the erection of new buildings to provide 168 dwellings (Use Class C3) (160 net), a Care Community of 103 units of accommodation incorporating communal facilities (Use Class C2), restoration of the Registered Park and Garden, provision of 16.97 Hectares of SANG (within 19 hectares of open space in total), plus associated internal access roads, parking, landscaping, footpaths, drainage and other associated works

Replacement garage/store with first floor accommodation and a single storey link extension to the dwelling, part single part two storey side/rear extension and alterations to fenestration, following demolition of the existing part single part two storey rear element.

Change of use of the existing dwellinghouse into 2no apartments following conversion of the existing garage, demolition of the rear extension, conversion of the loft space into habitable living accommodation with a side dormer, erection of a single storey rear extension. External alterations to include render of the front elevation and alterations to windows and doors.

Demolition of existing dwelling and erection of two storey detached dwelling with accommodation in the roofspace served by front and rear dormer windows, alteration and extensions to existing detached garage including dormer windows.