Non-material amendments to planning permission reference: 2022/03260/FUL dated 3rd January 2023, for the "Erection of a rear roof extension; installation of 3no. rooflights in the front roofslope; removal of part of the pitched roof of the existing back addition at second floor level to form a roof terrace enclosed with a 1.7 metre high obscured glazed screen; installation of bi-folding doors to the rear elevation of the proposed rear roof extension to provide access to the proposed roof terrace; replacement of 1no. window to the rear elevation at first floor level; and replacement of 1no. window to the side elevation at first floor level." Amendments sought are an alteration to the bathroom window size and the addition of an air conditioning condensing unit sited behind the balcony screen.

Alterations to the roof of back addition at first floor level to include: erection of pergola frame with timber posts and beam, new timber handrails and balustrading around the roof of back addition in connection with the formation of a new terrace area; 2no existing doors to the rear elevation and 1no existing door to the side elevation to be locked shut, existing glazing and beading to be removed and replaced with new clear fire rated glazing set in HW beading at first floor level.

Removal of the pitched roof to form a flat roof in connection with the formation of a roof terrace enclosed in obscure glazed screens to the sides and glass balustrade to the front around the flat roof of existing third floor back addition; alterations to the rear of rear roof extension to include, removal of existing rooflight, installation of a door and erection of external staircase leading to the proposed roof terrace to provide access.

Demolition of roof and first floor level to both properties; erection of 3no. additional floors at roof level comprising a front and rear mansard extension, including solar panels on top of the main flat roof, rooflights to the side roofslopes and windows to front and rear elevations to both properties; alterations to openings, repositioning of main front entrance door, replacement of an existing window with a new enlarged window to the front elevation (no.26); installation of a new enlarged rooflight to replace existing on top of the flat roof, replacement of existing bi-folding doors with new enlarged bi-folding doors to the rear elevation of ground floor back addition (no.26).

Erection of a front and rear roof extension involving an increase in the ridge height; erection of a rear extension at second floor level over part of the existing back addition; erection of a single storey rear extension, to the side and rear of the existing back addition; excavation of the front and rear garden to form lightwells in connection with the enlargement of the existing back addition; formation of a covered walkway at the side of the property; installation of 3no rooflights in the front roofslope; installation of French doors with a Juliet balcony to replace the existing window at first floor level to the rear elevation; alterations to the roof of single storey back addition.

Non-material amendment to planning permission ref: 2019/03487/FUL granted 20th April 2020 for the 'Erection of a rear roof extension; installation of 2no rooflights in the front roofslope.' Amendments to the rear roof extension to include erection of an enlarged dormer with French doors, side windows and a Juliet balcony in place of 2no dormer windows, re-positioning and alterations to the design and size of rooflights in the front roofslope.

Non-material amendment to planning permission ref: 2021/00700/FUL granted 25th May 2021 for the 'Erection of a rear roof extension; erection of rear extensions at ground, first and second floor level; alterations to the roof and rear fenestration of ground floor back addition; replacement of existing window with a new window at first floor level to the rear elevation; installation of 4no rooflights in the front roofslope; conversion of the first and second floor level into 1 x 1 bedroom and 1 x 2 bedroom self-contained flats.' Amendments to include alterations and extension to the pitched roof of second floor rear back addition.

Erection of a single storey rear extension, to the side of the existing back addition; excavation of the front garden and part of the rear garden to form lightwells and storage, in connection with the creation of a new basement; excavation of additional basement area under half of the rear garden; installation of a new window to the front mansard roof extension; formation of a pitched roof window in the rear mansard; replacement of the door providing access to the existing roof terrace to the rear elevation at second floor level; alterations to the balustrade of the existing roof terrace to the rear elevation at second floor level replacing it with frosted glass; replacement of the French doors with two panel sliding doors to the rear elevation at first floor level; alterations to the existing balcony to the rear elevation at first floor level replacing it with frosted glass; bricking-up of window openings to the side elevation of the back addition at first floor level; and installation of three panel bi-folding doors to the rear elevation at ground floor level. This application incorporates works previously approved by 2020/02368/FUL and 2021/01726/FUL.

Erection of a rear roof extension; erection of a rear extension at second floor level over part of the existing back addition; alterations to part of the roof of back addition to incorporate a flat roof and the erection of obscure glazed screen around the flat roof at second floor level to the rear elevation in connection with its use as a terrace; installation of 3no rooflights in the front roofslope; replacement of 2no existing windows with 1no enlarged window to the side of rear back addition at first floor level; conversion of the first and second floor level into 1 x studio and 1 x 2 bedroom self-contained flats.

Non-material amendment to planning permission ref: 2017/00362/FUL granted 4th October 2019 for the 'Demolition of existing single storey building fronting Chiswick Mall used for live/work purposes as artists' accommodation and studios and replacement with a new part one/part two storey building with the same use; replacement roof, erection of side dormer and alterations to windows and doors of the existing building fronting the River Thames for continued use for live/work purposes as artists' accommodation and studios; demolition of coal store in courtyard and landscaping of this area; widening and replacement of gates to street frontage; removal of vehicular crossover.' Amendments to include reduction in area of rooflights and alterations to window and door positions on side and river elevation.