Browsing Category : Safety

Design for Vertical Escape in Buildings


Vertical escape routes These are provided by protected escape stairs of sufficient number and adequate size. Generally, the rules requiring alternative means of escape mean that more than one stairway is required. The width of the stairs should allow the total number of people in the storey or building subjected to fire to escape safely. Wide stairways must be divided…

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Design for Horizontal Escape in Buildings


Horizontal escape routes The number of escape routes and exits required depends on the maximum travel distance that is permitted to the nearest exit and the number of occupants in the room, area or storey under consideration. Generally, alternative escape routes should be provided from every part of the building, particularly in multistorey and mixed-use buildings. Areas of different use…

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Means of Escape from Building Other than Dwellings


Generally, single dwellings of three or more storeys (or, according to the UK Building Regulations, with one or more floors over 4.5 m above the ground) require protected stairways of 30 minutes fire-resistant construction, furnished with self-closing fire doors. Dwellings divided into flats or maisonettes should have fire protected access corridors leading to protected common escape stairs. The provision of…

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Make Sure Occupants of Buildings can Escape from Fire


Building regulations stipulate what measures must be taken to ensure that occupants of buildings can escape if there is a fire. If there are spaces in the building which have no direct access to the outside, then a route protected from fire that leads to safety must be provided. Different standards apply to different building types as follows: dwellings, including…

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Typical Extracts from Building Regulations and Guidelines


Typical extracts from building regulations and guidelines produced by fire and insurance specialists Fire development If the initial phase of a fire is likely to be of a type characterised by smouldering (i.e. considerable smoke generation, very little heat and little or no flame propagation), then smoke detectors should be used. If rapid development of fire is anticipated in the…

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Part of the Fire Alarm System


Building regulations require that due consideration must be given in buildings to: the flammability of building materials the duration of fire resistance of the components expressed in terms of fire resistance classifications the integrity of the sealing of openings the arrangement of escape routes.   The aim is to prevent the start and spread of a fire, stem the spread…

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Security of Buildings and Grounds


The term ‘security technology’ is to be understood as covering all devices used for defence against criminal danger to the body, life or valuables. In reality, all parts of a building can be penetrated, even those made of steel and reinforced concrete. The need for security should be established by an in-depth study of vulnerable areas, with an estimate of…

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