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 door size.
The width of final exit doors and the escape routes leading to them will dictate the maximum number of people who can safely occupy.
Metric sized internal doors are becoming increasingly popular and are now commonly used in scotland and europe.
By the sounding of the fire alarm.
Common options are 2040 x 526 626 726 826 926 x 40mm.
Fire exit doors are the final door on an emergency exit route that must lead to a place of safety.
The main difference between these and the standard uk sizes above are an increased door height of 2040mm and door thickness of 40mm.
Fire escape plan fire escape plan is to be provided for all buildings except purpose group 1 irrespective of height.
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.
Each fire door including its frame and hardware must be listed or approved by a nationally recognized testing laboratory.
A good fire escape plan should therefore be clearly visible with legible lettering and the fire escape route made.
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.
A stair is the clear width between the walls or balustrades.
A door or doorway is the clear width when the door is open see diagram c1.