Details pursuant To Ref: 19/00591/FUL: Landscaping (6), Construction Management Plan (9), Water Efficiency (15), Green Roof (17) for Erection of a five-storey rear extension to the existing building to provide 9 self contained flats comprising 4 x 1 beds, 2 x 2 beds, 3 x 3 beds, and construction of two additional floors to create a five storey buiding to provide new office floorspace (use class B1a), together with re-cladding of building, alterations to window openings and the provision of associated cycle storage, reconfigured car parking, refuse storage and landscaping.

Change of Use from offices to part retail and part residential (3 apartments); Part demolition of rear flat roof extensions and erection of part single storey part two 2 storey rear extension; Alterations to front door and windows (revised resubmission to NE/21/00339/FUL)

Extension and external alterations to rear portions of building to facilitate change of use from offices/training/storage to three self-contained flats, with retention of ground floor retail/commercial unit. External alterations including demolition of existing flat roof building to north and flat roof extension to south, erection of a single storey extension to north elevation including first floor terrace and external stair, erection of four dormers to south, alteration to roof of building to east and installation of new/replacement windows and doors.

<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;line-height:107%">Minor Material Amendment: Variation of condition 2 (amendment to approved plans) to remodel rear façade, omit spiral staircase extension to 3^rd floor and top floor of lift, change top floor flats to duplex units, remove false floor at first floor level to avoid relocation of fire places and joinery, basement tanking detail spec and alteration to thermal upgrade to planning permission 2017/0212/02/RVC dated 23.1.2020 Minor Material Amendment: Variation of condition 2 - amendments to approved plans to planning permission 2017/0212/01/DET dated 21.06.2017: Conversion of ground and mezzanine floor from bank (Class A2) to restaurant and bar (Class A3/A4) with associated kitchens, storage and plant at basement level. Conversion of first to third floors from offices (Class B1) to 12 flats (Class C3) flats with associated gym, cycle storage, and refuse storage in basement. Erection of extension to house extended fire escape, erection of 4 dormers windows and provision of roof terrace and lobby and provision of extract and ventilation, as amended by plans received on 11/9/19 and 7/12/19<o:p></o:p></span>

Demolition of first floor of two storey rear part of building and erection of a replacement first floor and an additional two floors above to create new second and third floors at the rear, erection of a rear extension at main roof level to house an internal staircase, change of use of the replacement rear first floor, second floor and third floor level building from office (Class B1a) to residential (Class C3) in connection with the creation of 1 x 2 bedroom, 2 x 1-bed flats and 1 x studio self-contained flats; associated external alterations consisting of the removal of a window and the addition of 4 windows to the first and second floors and the addition of a rooflight to the third floor of the western elevation of the front part of the building; the removal of an external security grill to an existing first-floor rear window.

Change of use of existing upper floors and erection of three storey rear extension, alterations to existing side elevation including bay windows at upper ground and first floor level, and roof extension at second floor level to provide 3no. 1 bed and 3no 2 bed self-contained flats with retention of existing High Street commercial use (taxi office) following the demolition of existing rear projection

Variation of condition 2 and 3 of planning permission ref: 2020/01249/FUL granted 16th October 2020 for the &#39;Erection of a hip to gable end roof extension; lowering the ridge height of the main roof and erection of an additional floor at roof level; raising of the front and rear parapet walls; alterations to the first floor roof of back addition to include the installation of new rooflights; alterations to the front fenestration to include the installation of new windows at first floor level, new windows and doors at ground floor level to replace the existing doors and windows; alterations to the rear fenestration to include installation of new windows to replace the existing windows at ground floor level; removal of existing windows at first floor level to the rear elevation; lowering of internal floor level and change of use from office (Class B1) into residential (Class C3) in connection with the conversion into 2 x 2 bedroom self-contained flats.&#39; Amendments to facade treatment from approved render finish at the front elevation and approved white painted brickwork finish at the rear elevation with London Yellow Stock brickwork, omission of 2no window at first floor level to the front elevation, internal configuration of staircase and landing area, alterations to the windows at the front and elevation, alterations to the doors at the front elevation and amendment to the rear mansard roof from flat roof to pitched roof.

Change of use from offices to part retail and part residential (3 apartments); Part demolition of rear flat roof extensions and erection of 2 storey rear extension; Alterations to front door and windows

Erection of an extension at the rear of 18-22 Wigmore Street at first to fourth floor levels and alterations to the rear roof form to allow conversion of the attic space to provide additional residential floorspace for the existing flats (Class C3), including the infilling of an internal lightwell adjacent to 16 Wigmore Street and the installation of a new lift. Alterations at basement and ground floor level including the infilling of a rear lightwell at basement and ground floor levels. Installation of plant within an associated enclosure at rear first floor level with a green roof over and screened plant on a flat roof at fourth floor level to the rear of 22 Wigmore Street. Alterations to the front of the building including new windows, shopfronts and metal railings at ground floor level. All in connection with the dual / alternative use of the basement, ground and first floors as either office (B1) / retail (A1) or a sui generis use comprising piano showroom, office space, new recital room, piano practice rooms and workshop space and use of the second to new fifth floors as 8 residential units comprising 3 x 1 bed; 4 x 2 bed and 1 x 3 bed. (SITE INCLUDES 18, 20 AND 22 WIGMORE STREET)

Amendments to planning permission dated 20 June 2016 (RN: 15/10444) for: Variation of Condition 1 of planning permission dated 8 December 2011 (RN10/01741/FULL) for development of 55-91 Knightsbridge (including retention of Knightsbridge and William Place facades) to provide retail (Class A1) at basement and ground floor levels, office ( Class B1) at part ground, first, and second floor levels and residential flats at part ground, part first,part 2nd and 3rd to 5th floor levels. Off street servicing and new sub basement car park. Removal and replacement of existing tree on William Street. Demolition of 1-2 William Street and its replacement with a redesigned building with internal linkages to 55-91 Knightsbridge. Restoration and repair of external facades and roofs to 3-7 William Street including reinstatement of original roof profile at 4 William Street, conversion of 1st to 3rd floor levels of 3 and 4 William Street for residential purposes ( Class C3). Namely, the substitution of new drawings to allow minor material amendments comprising a revised number and mix of residential units; the provision of a terrace for a residential unit on the western end of the building; erection of a lift shaft to the rear of 4 William Street; alterations to shopfront of Nos. 3 - 4 William Street; extension at 4th floor level to the rear of Knightsbridge; and reconfiguration of the fenestration. Namely, amendment to the external air vent at 4 William Street.