Partial demolition of existing two storey workshop bay incorporating ground and first floor admin and office suites and remodelling to create new office and administrative support areas. Alterations and re-roofing of attached factory and service bays. Removal of single storey later addition to existing workshop and service bay building. Associated landscaping reinstatement and operational development. Application follows earlier part implemented scheme under 21/03147/FUL.

Observations on a development within the adjoining Borough of Westminster with respect to erection of a two-storey extension including roof-level plant along the Bressenden Place facade to provide a new office entrance pavilion (Class E), the provision of Class E office /retail accommodation, remodelling of the crown of Portland House and creation of a setback rooftop extension to provide office amenity (Class E) and an outdoor terrace, reconfiguration of the second floor plant accommodation fronting Cardinal Place, relocation of the zephyr on Bressenden Place, provision of cycle parking, public realm and associated works at Portland House, Bressenden Place, London, SW1E 5BH.

Amendments to planning permission dated 20th December 2019 (RN 19/07003/FULL) for the replacement of front facade, remodelling of seventh floor with plant enclosure above, removal of external escape stair and rear extension on first to seventh floors for Class B1 office use. Creation of ornate terrace at rear first and second floor level (no general access) and with creation of balconies/terraces at 5th to 8th floor level to the rear and 6th to 7th levels on the Hanover Street frontages for use in association with the office (Class B1) accommodation; erection of a fire escape platform at rear third floor level to serve neighbouring buildings, use of part basement and part ground floor as restaurant (Class A3). NAMELY, to simplification of Zinc Standing Seam Cladding pattern as part of the design development; Reduction of UKPN door height (decorative fins continue full height) to accord with technical requirements; Restaurant entrance door widened to comply with fire strategy and moved to align with windows above; Indent introduced at side of rear facade; addition of external ductwork in recessed indent. This is due to technical ME requirements and the reduction in the building footprint; Extents of glazing screen on ground floor rear facade reduced in accordance with the requirements under Building Regulations Part B; Extents of green wall on 8th floor terrace revised as part of refining the hard and soft landscaping strategy; Addition of 10 secure cycle parking spaces for the restaurant as required by Condition 11; Addition of external cast iron hoppers and drain pipes on rear facade to facilitate drainage of roof areas; Form of rooflights on First Floor simplified to better fit with architectural style of proposal; and details of the junction between the proposed new front facade and neighbouring properties refined.