Demolition of existing canopy, coal shed and wc to rear and construction of new single storey extension to rear, internal alterations to create new ensuite and dressing room to bedroom

Construction of a single storey garden room extension, demolition of existing garage/outbuilding and replace with an outbuilding and removal of the shutters.

Demolition of non-listed conservatory and garage, construction of a single storey rear extension and reconfigure ground floor uses together with sustainability upgrades.

Demolition of existing rear extension and construction of a new extension linking to Grade II Listed cottage.

Demolition of existing late C19th closet wing (c.1890) to the south facade and construction of a new, traditionally designed and detailed closet wing to provide wheelchair and ambient disabled access to the Master's Lodge, with an accessible lobby, storage for coats and an accessible Part M compliant wc and the landscaping of the existing Hostel Yard to provide level access to the new closet extension with provision for a refuse store behind the Peterhouse Hostel.

Change to existing consent 21/05234/LBC (Demolition of a rear single storey lean-to, the construction of a new single storey pitched roof rear extension and linking range to Tyne cottage. Renovation of the existing property and repair and replacement of the existing timber windows. The construction of a two-bay cart lodge and alteration and conversion of an existing outbuilding. New boundary treatments will be applied to the site) to change the angle/orientation of the glass link roof.

Demolition of existing single storey elements (kitchen and toilet), rear boundary wall and art room. Construction of a new single storey link between No.21-24 Northampton Street and first floor rear extension at No.25; replacement of ground floor facade to No.21-24; partial demolition of chimney breast at ground floor in Porter's Lodge lobby; creation of new openings; internal fabric improvements to floors and walls; external insulation; replacement glazing and window casements and secondary glazing; installation of associated plant including PV panels to roof of No.25 and re-roofing of No.21-25; creation of new opening between No.21-24 at first floor; works to the internal roof structure at second floor in No.25.

Demolition of existing Greenhouse and construction of new single storey rear Reception Room extension.

Demolition of a rear single storey lean-to, the construction of a new single storey pitched roof rear extension and linking range to Tyne cottage. Renovation of the existing property and repair and replacement of the existing timber windows. The construction of a two-bay cart lodge and alteration and conversion of an existing outbuilding. New boundary treatments will be applied to the site.

Demolition of existing outbuildings and extension to Windmill and the construction of new extension to Windmill & Granary with glazed links.