Site planning risk brief

RETENTION: the development will consist of retention of alterations to an existing house including a single storey extension to the front.

The development will consist of alterations to the existing two-storey, three-bedroom, semi-detached dwelling, including the construction of a part single, part two-storey extension with bay windows, rooflights, and modifications to all elevations, as well as a dormer extension to the rear (northeast-facing) roof slope to accommodate attic accommodation. It will also include the demolition of the existing garage and the construction of a new garage to the rear. Additional works will comprise the widening of the existing vehicular entrances off Serpentine Park and Serpentine Road, the installation of solar panels on the front (southwest-facing) roof slope, SuDS drainage, boundary treatment, landscaping, and all other associated works necessary to facilitate the development.

The development will consist of (i) the construction of a part single storey and part two storey extension to the rear, (ii) conversion of an existing garage to habitable accommodation, (iii) alterations to front and side elevations, (iv) widening of existing vehicular entrance.

Permission is sought for (i) the demolition of the existing lift core, boiler chimney machine room and storage compartments located at the front North East elevation of the property, (ii) the demolition of a second lift core, external machine room on the southwest elevation. Both lift cores are to be replaced with new construction comprising of new dimensionally larger lift cores to the same height as the existing passenger lifts - 11.9m, (i) the north east passenger lift will comprise of a glazed elevation facing Herbert Rd and aluminium cladding to the gable walls. In addition, a revised ground floor level entrance to the proposed new lift, (ii) the south west passenger lift will comprise of a new, dimensional larger core. The proposal includes associated internal modifications, elevation changes and all associated site development works above and below ground.

Permission is sought for an extension to a semi-detached dwelling. The development will consist of demolition of a chimney to side, and construction of – part two storey and part single storey extension with flat roofs to rear, extension over an existing garage with pitch roof to side, garage conversion to a playroom, minor internal modifications, and associated site works.

The development will consist of the following: (i) demolition of a detached single storey ancillary garage; (ii) the construction of a detached, two-storey, open gable roofed, two-bedroom dwelling of contemporary design; (iii) provision of new vehicular entrance adjacent to the existing pedestrian entrance to service the existing dwelling at no. 7 Serpentine Park, providing 1 no. in curtilage parking space; (iv) reuse of existing vehicular entrance of no. 7 Serpentine Park to serve proposed dwelling, providing 1 no. in curtilage parking space; and (v) all ancillary works inclusive of drainage, landscaping and boundary works necessary to facilitate the development.