CLASS A - General Occupancy definition
CLASS A - General Occupancy where People may sleep or where the number of people present is not controlled or where people can have access without particular safety requirements - CLASS B - Supervised Occupancy: rooms, parts of buildings or buildings where only a limited number of people may be assembled, some of them being necessarily acquainted with the general safety precautions - CLASS C- Occupancy with authorised access only: occupancy not opened to the public, only authorised persons are granted access and they shall be acquainted with general safety precautions of the establishment Categories General characteristics Examples * General occupancy A Rooms, parts of buildings, building where - people may sleep; - people are restricted in their movement; - an uncontrolled number of people are present or to which any person has access without being personally acquainted with the necessary safety precautions. Hospitals, courts or prisons, theatres, supermarkets, schools, lecture halls, public transport terminal, hotels, dwellings, restaurants. Supervise d occupancy B Rooms, part of buildings, buildings where only a limited number of people may be assembled, some being necessarily acquainted with the general safety precautions of the establishment. Business or professional offices, laboratories, places for general manufacturing and where people work. Authorise d occupancy C Rooms, part of buildings, buildings where only authorized person have access, who are acquainted with general and special safety precautions of the establishment and where manufacturing, processing or storage of material or product take place. Manufacturing facilities, e.g. for chemicals, food, beverage, ice, ice-cream, refineries, cold stores, diaries, abattoirs, non-public areas in supermarkets. In a typical detached house there aren’t dedicated machinery rooms for the installation of heating systems like in larger buildings. In detached house the GAHP won’t be installed in a dedicated room, but probably in part of a cellar or in a room in the basement. With reference to EN378, the regulation defines that: - Machinery room is a complete enclosed room or space only accessible to authorised person (i.e. a room with a locked door, where someone can have its keys). Machinery room occupancy can be classified in two different ways (regulation grey area) :