The area of walls doors and windows permitted to have reduced or undetermined fire resistance known as unprotected areas will be dependent on how close these elements are to the boundary.
Fire escape door width uk.
Design for vertical escape 28 introduction 28 number of escape stairs 28 provision of refuges 29 width of escape stairs 30.
Design for horizontal escape 12 introduction 12 escape route design 12 residential care homes 25 section 3.
A stair is the clear width between the walls or balustrades.
Widths of escape routes and exits minimum width for an escape route should ideally be 1050mm but in any case not less than 750mm and where wheelchair users are likely to use it not less than 900mm.
An escape route is the width at 1 500 mm above floor level when defined by walls or elsewhere the minimum width of passage available between any fixed obstructions.
Fire detection and alarm systems 9 design and installation of systems 11 section 2.
The premises fire risk level will be obtained from your fire risk assessment use medium risk if you are not sure of your premises risk level.
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When replacing any window the opening should be sized to provide at least the same potential for escape as the window it replaces.
The main difference between these and the standard uk sizes above are an increased door height of 2040mm and door thickness of 40mm.
Fire exit doors are the final door on an emergency exit route that must lead to a place of safety.
By the sounding of the fire alarm.
There is an approved document guidance available from the builders hardware industry federation bhif hardware for fire and escape doors.
The width of final exit doors and the escape routes leading to them will dictate the maximum number of people who can safely occupy.
It is important that each floor plan of a building indicates the shortest route s to a place of comparative or ultimate safety should an emergency evacuation be triggered e g.
Issue 4 2012 detailing the requirements for any fixtures and fittings used with fire doors and fire.
A door or doorway is the clear width when the door is open see diagram c1.
Common options are 2040 x 526 626 726 826 926 x 40mm.
Fire door standard sizes.
All doors are of a high level of security at competitive prices.