Fire Exit Door Width

Fire exit doors are the final door on an emergency exit route that must lead to a place of safety.

Fire exit door width.

Where there is only one exit access leading to an exit or exit discharge the width of the exit and exit discharge must be at least equal to the width of the exit access. Panic hardware and fire exit hardware consist of bars that must extend across not less than one half the width of the door leaf not less than 30 inches or more than 44 inches above the floor. 1910 36 g 3 the width of an exit route must be sufficient to accommodate the maximum permitted occupant load of each floor served by the exit route. The nfpa emergency exit door requirements code states there is a maximum travel distance allowed to find an exit.

There is an approved document guidance available from the builders hardware industry federation bhif hardware for fire and escape doors. The width of the exit and exit discharge must be at least equal to the width of the exit access. Issue 4 2012 detailing the requirements for any fixtures and fittings used with fire doors and fire. So the egress doors serving that space must have a total of 60 inches of clear width.

By the sounding of the fire alarm. The width of final exit doors and the escape routes leading to them will dictate the maximum number of people who can safely occupy. Objects that project into the exit must not reduce its width. 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.

Where there is only one exit access leading to an exit or exit discharge the width of the exit and exit discharge must be at least equal to the width of the exit access. An applied force not to exceed 15 pounds will cause the door latch to release. Article 14 of the fso has many sub sections to ensure that the escape routes and exits within a building are sufficient in type width number location and that the exit doors are fitted with the correct door furniture and open in the right direction where necessary. What are the maintenance safeguarding.

There are specific requirements for electronically controlled egress doors. A door or doorway is the clear width when the door is open see diagram c1. Approved fire door that remains closed or automatically closes in an emergency. If there is a fire in the area where occupants are they are already being exposed to smoke fire and heat.

Side hinged exit doors must be used to connect rooms to exit routes. Does a 30 inch wide pair of doors have a clear width of 60 inches. A stair is the clear width between the walls or balustrades. An exit access must be at least 28 inches wide at all points.