Submission of a Sustainable Urban Drainage Strategy - Detailed Design and Maintenance Plan pursuant to Condition 6 of planning permission ref:222341FUL dated 09.02.2023 for: 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

Submission of a Flood Risk Assessment pursuant to condition 40 of planning permission ref: 181380FUL dated 22/12/2021 for ' Demolition of existing structures and residential-led, mixed use redevelopment to provide four buildings ranging in height from 15 to 23 storeys comprising residential (575 units), 2,100 sq m of B1(a) office floorspace, 449 sq m of flexible commercial floorspace (Use Classes A1, A2, A3, B1a and D1), erection of a boundary wall along the railway line, along with landscaping, play and amenity space, cycle parking, servicing bays, plant and refuse areas, and new access arrangements (REVISED PROPOSAL DESCRIPTION).'

Conversion of detached two-storey dwellinghouse into two (2) self-contained residential flats; first floor rear/side extension; loft floor rear roof terrace; associated external and internal works including new ground floor side door entrance, ground floor side window and parapet wall; front boundary wall infill; provision of cycle store and refuse area

Construction of a two storey dwellinghouse; provision of associated refuse storage and cycle parking; and front boundary treatment

Details of materials for external surfaces pursuant to condition 3 of planning permission ref: 225402FUL dated 30/08/2023 for: Conversion of flat above from one residential unit into three flats incorporating change of use of part rear ground floor shop; rear extension to part ground, first, second and third floors; alterations to shopfront and formation of front entrance, conversion of roof to rear of No 22 to form rear amenity courtyard; replacement of existing concrete profiled tiles to No 22 with slate tiles; replacement boundary to No. 24 with side access on Gordon Road; changes to rear window openings at ground and first floor level; window opening to side elevation at first floor level; cycle and refuse storage; removal of external rear staircase and ground floor structure; construction of two mews houses with roof terraces and solar PV (following demolition of existing rear outbuildings/light industrial workshops)

Details of hard and soft landscaping and boundary treatments in pursuant to condition 4 of planning application Ref: 230647FUL dated 22/05/2023 for 'Construction of a two-storey, detached dwellinghouse with associated amenity space, cycle storage, bin storage and parking space'

Details of existing noise sources and sound insulation of the building envelope pursuant to condition 6 of planning permission ref: 225402FUL dated 30/08/2023 for: Conversion of flat above from one residential unit into three flats incorporating change of use of part rear ground floor shop; rear extension to part ground, first, second and third floors; alterations to shopfront and formation of front entrance, conversion of roof to rear of No 22 to form rear amenity courtyard; replacement of existing concrete profiled tiles to No 22 with slate tiles; replacement boundary to No. 24 with side access on Gordon Road; changes to rear window openings at ground and first floor level; window opening to side elevation at first floor level; cycle and refuse storage; removal of external rear staircase and ground floor structure; construction of two mews houses with roof terraces and solar PV (following demolition of existing rear outbuildings/light industrial workshops)

Details of enhanced sound insulation for the floor/ceiling/wall structures pursuant to condition 8 of planning permission ref: 225402FUL dated 30/08/2023 for: Conversion of flat above from one residential unit into three flats incorporating change of use of part rear ground floor shop; rear extension to part ground, first, second and third floors; alterations to shopfront and formation of front entrance, conversion of roof to rear of No 22 to form rear amenity courtyard; replacement of existing concrete profiled tiles to No 22 with slate tiles; replacement boundary to No. 24 with side access on Gordon Road; changes to rear window openings at ground and first floor level; window opening to side elevation at first floor level; cycle and refuse storage; removal of external rear staircase and ground floor structure; construction of two mews houses with roof terraces and solar PV (following demolition of existing rear outbuildings/light industrial workshops)

Details of external sound level from plant, machinery or equipment pursuant to condition 7 of planning permission ref: 225402FUL dated 30/08/2023 for: Conversion of flat above from one residential unit into three flats incorporating change of use of part rear ground floor shop; rear extension to part ground, first, second and third floors; alterations to shopfront and formation of front entrance, conversion of roof to rear of No 22 to form rear amenity courtyard; replacement of existing concrete profiled tiles to No 22 with slate tiles; replacement boundary to No. 24 with side access on Gordon Road; changes to rear window openings at ground and first floor level; window opening to side elevation at first floor level; cycle and refuse storage; removal of external rear staircase and ground floor structure; construction of two mews houses with roof terraces and solar PV (following demolition of existing rear outbuildings/light industrial workshops)

Application for a Non-Material Amendment (S96a) to planning permission Ref: 201362HH dated 08.06.2020 for "Part single, part two storey rear extension; alteration of main roof from hip to gable end; roof extension to main rear roof slope incorporating Juliet balcony; installation of three roof lights to front roof slope; single storey front porch extension; construction of Juliet balcony to first floor rear elevation; and alterations to fenestration to first floor north (side) elevation". Amendment seeks to render to south & north elevations and porch extension as per drawings; parapet wall details to ground floor and first floor rear extensions flat roof; small glazing changes to rear and side elevations as per drawings; small modification of porch overhang; relocation of side access door; one air conditioning condenser unit on ground floor extension flat roof as per drawings (at a distance of 7m+ from the boundary line for No. 24 Pierrepoint Road W3 9JH)