Conversion of two self-contained flats into four self-contained flats; facilitated by excavation to existing basement level incorporating two lightwells; single storey rear extension; part single part two storey side extension incorporating mezzanine level; rear roof extension; installation of rooflight to front elevation; hard and soft landscaping; and boundary treatment alterations

Development to provide a total of 326 self-contained residential units comprising; phased construction of seven blocks of flats (ranging from two to six-storeys); two two-storey detached dwellinghouses (following demolition of existing gatehouse); and a terrace of two-storey dwellinghouses in the grounds of Twyford Abbey (all Use Class C3); conversion of Twyford Abbey (Grade II Listed) into flats (Use Class C3) and provision of residents lounge; demolition of workshop attached to the Grade II listed walled garden and replacement with a single storey dwellinghouse (Use Class C3); facilitated by repair; refurbishment; infill and rooftop extensions; demolition of post-war extensions and other pre-war structures within grounds, excluding the cottage; retention and repair of the Grade II listed walled garden and attached cottage to provide ancillary facilities management accommodation and residents facilities; comprehensive landscaping works including removal and works to trees and groups of trees protected by a Tree Preservation Order; provision of permissive publicly accessible open space and grow gardens; provision of gated cycle and pedestrian access onto North Circular (A406) and new access onto Twyford Abbey Road; provision of hardstanding parking areas; ecological enhancement works; and other associated constructions works including installation of boundary treatment

Alterations to the front driveway to accommodate paved hardstanding, soft landscaping and planning and bin store for the flats and new front boundary walls

Conversion of existing HMO (House in Multiple Occupation) to five flats; two storey side/rear extension with rear inset balconies at first floor, single storey rear extension; rear mansard roof extension; replacement of existing uPVC windows with double glazed timber sash windows; installation of three rooflights to front roofslope; associated soft landscaping, refuse and cycle storage; front boundary wall and gate, lower boundary wall to side courtyard (following demolition of existing single storey rear and outbuilding)

Change of use from office (Use Class E(g)(i)) to four self-contained flats (Use Class C3); alterations to front and side of property involving soft landscaping and partial removal of side boundary treatment

Construction of a three storey building with accommodation in the roofspace, comprising 5no. self-contained flats, rear roof terrace at first floor level; and associated refuse storage, amenity space, landscaping and boundary treatment (following demolition of existing dwellinghouse)

Conversion and change of use from Doctors Surgery (Use Class E) to 3no. self-contained flats (Use Class C3); alterations to fenestration; additional side entrance door; installation of metal railings above existing front and side boundary walls; and associated cycle parking, refuse storage, amenity space and landscaping

Conversion of a single dwellinghouse into four self contained flats; part single, part two storey rear extension; alteration of roof from hip to gable end, rear roof extension; installation of three rooflights to the front roof slope, associated parking, boundary wall alterations, landscaping, cycle and refuse storage

Construction of part three, part four storey building to accommodate six self-contained flats; and associated amenity space, refuse and cycle storage, landscaping and boundary treatment

Change of use of front of ground floor from General Industrial (Use Class B2) to Residential Dwelling (Use Class C3) and alterations to internal layout of ground and first floor levels to provide two self-contained flats; associated amenity, cycle parking and waste storage spaces; basement excavation to form a light well with glazed balustrade in forecourt; single-storey infill extension (following demolition of existing infill extension); alteration of roof from hip to gable end; roof extension to rear of main roofslope and over outrigger building; installation of door opening onto side elevation and two rooflights to front roofslope; and alterations to front and rear gardens involving landscaping and erection of boundary treatments.