Erection of single storey rear extension; construction of dormer extensions in the front and rear roof slopes; conversion of roof space into habitable rooms; and erection of single storey outbuilding in rear garden to provide games room/office.

Construction of replacement river jetty approach (existing landside approach ramp to be demolished - remainder of existing 1950's jetty approach to be retained but retired from use); erection of replacement office/mess facilities to south eastern corner of site and associated re-arrangement of existing employee/guest car park; demolition of existing office, site clearance and works to provide relocated open storage area; and other ancillary works.