Exit Doors Must Be Locked From The Inside

Door lock heights on exit doors fire doors path of travel doors and disabled access doors now have a standardised lock height of 900mm 1100mm.

Exit doors must be locked from the inside. These doors must swing out in the direction of exit travel if the room is to be occupied by more than 50. If two exits or exit access doors are required they shall be placed at a distance from one another equal to or not less than half the length of the maximum overall diagonal dimension of the building or area to be served measured in a straight line between the furthest edges of the exit doors or exit access doors see diagram 2 3 12b. Exit route doors must be unlocked from the inside. This is sometimes done for security.

It is not permissible to have a hold open feature on either the lock or door closer. The exit door must remain unlocked at all times. Since the requirement of an emergency exit is to evacuate the occupants of a building it is permitted for the doors from the stairwell to be locked except for the one leading to the ground floor or directly ou. They must be free of devices or alarms that could restrict use of the exit route if the device or alarm fails.

This section requires at least two doors in a stair to be unlocked no more than four locked floors between unlocked floors either the top or next to top level must be unlocked and must allow access to another exit the doors allowing reentry must be marked as such and doors not allowing reentry must have signage which indicates the closest unlocked door in each direction. Any additional door hardware must also be appropriately fire rated. Fire doors are inside buildings residential and commercial and are internal doors that need to be kept closed in order to stop the spread of fire between different areas of a building. Most state laws make it illegal to lock exit doors if the building is occupied.

There are a variety of ways to secure fire exit doors in a way that allows easy opening by anybody from the inside in the case of an emergency. Contrary to what some might believe there is a difference between fire doors and fire exit doors. An exit route door may be locked from the inside only in mental penal or correctional facilities and then only if supervisory personnel are continuously on duty and the employer has a plan to remove occupants from the facility during an emergency. Fire exit doors must not be locked or fastened in a way preventing them being easily and immediately opened by any person who may use them in an emergency.

It must open directly to a street. The door does not have to allow people to come in through them only to exit through through them. Side hinged exit doors must be used to connect rooms to exit routes. Fire door standards and legislative requirements.

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