Fire Escape Door Width

If the number of employees the size of the building its occupancy or the arrangement of the.

Fire escape door width.

Approved document b states that the minimum width of a fire escape route or exit which will be used by 60 persons or less is 750 mm table 4 page 36. Section 1910 155 c 3 iv a of this part defines listed and 1910 7 of this part defines a nationally recognized testing laboratory. Fire escape plan fire escape plan is to be provided for all buildings except purpose group 1 irrespective of height. 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.

A good fire escape plan should therefore be clearly visible with legible lettering and the fire escape route made. 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. 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. There is an approved document guidance available from the builders hardware industry federation bhif hardware for fire and escape doors.

By the sounding of the fire alarm. The main difference between these and the standard uk sizes above are an increased door height of 2040mm and door thickness of 40mm. The width of final exit doors and the escape routes leading to them will dictate the maximum number of people who can safely occupy. Exit routes must be located as far away as practical from each other in case one is blocked by fire or smoke.

A door or doorway is the clear width when the door is open see diagram c1. Metric sized internal doors are becoming increasingly popular and are now commonly used in scotland and europe. A fire escape plan is for use by the public and occupants in case of a fire as well as for the fire fighters. Each fire door including its frame and hardware must be listed or approved by a nationally recognized testing laboratory.

Fire escape plan is to be provided for all buildings except purpose group i irrespective of height. 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. A stair is the clear width between the walls or balustrades. It also states that the width of escape routes and exits should not be less than the dimensions given in table 4.

Common options are 2040 x 526 626 726 826 926 x 40mm. Clear width of exit door corridor staircase number of unit widths 1m 2 1 5m 3 2m 4 where a fraction of 250mm or more are added to one or more full units half of a.