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Last edited 08 Mar 2020
Whereas an ‘occupiable room’ is:
‘…a room in a building other than a dwelling that is occupied by people, such as an office, workroom, classroom or hotel bedroom, but not a bathroom, sanitary accommodation, utility room or rooms or spaces used solely or principally for circulation, building services plant or storage purposes.
Approved document B, Fire Safety, Volume 2, Buildings other than dwellinghouses (2019 edition), defines a habitable room as:
The English Housing Survey Housing Stock Report, 2014-15, prepared by the Department of Communities and Local Government, defines a habitable room as:
'A room in the dwelling that offers ‘living accommodation’. Includes bedrooms, kitchens if there is additional space to provide a dining area large enough to accommodate a table and chairs (typically an area of 2m² in addition to kitchen space). A fully converted room in the loft space is classified as a habitable room even if it can only be reached by a fixed ladder or unsafe staircase.'
The Home Quality Mark defines a habitable room as ‘…a room used for home purposes, but which is not solely a kitchen, utility room, bathroom, cellar or sanitary accommodation.’ Ref Home Quality Mark One, Technical Manual SD239, England, Scotland & Wales, published by BRE in 2018. http://www.homequalitymark.com/standard
BREEAM UK New Construction, Non-domestic Buildings (United Kingdom), Technical Manual, SD5078: BREEAM UK New Construction 2018 3.0, published by BRE Global Limited suggest that in relation to acoustic performance; '...habitable rooms include any room where individuals will sit or lie down and require a reasonably quiet environment in which to concentrate or rest. Such rooms are bedrooms, living rooms, dining rooms, studies as well as kitchen-dining and kitchen-living rooms.'
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