1010.1.9.10 Locking arrangements in correctional facilities.

In occupancies in Groups A-2, A-3, A-4, B, E, F, I-2, I-3, M and S within correctional and detention facilities, doors in means of egress serving rooms or spaces occupied by persons whose movements are controlled for security reasons shall be permitted to be locked where equipped with egress control devices that shall unlock manually and by not less than one of the following means:

   1.   Activation of an automatic sprinkler system installed in accordance with Section 903.3.1.1.

   2.   Activation of an approved manual fire alarm box.

   3.   A signal from a constantly attended location.

1010.1.9.11 Stairway doors.

Interior stairway means of egress doors shall be openable from both sides without the use of a key or special knowledge or effort.

   Exceptions:

      1.   Stairway discharge doors shall be openable from the egress side and shall only be locked from the opposite side.

      2.   This section shall not apply to doors arranged in accordance with Section 403.5.3.

      3.   In stairways serving not more than four stories, doors are permitted to be locked from the side opposite the egress side, provided they are openable from the egress side and capable of being unlocked simultaneously without unlatching upon a signal from the fire command center, if present, or a signal by emergency personnel from a single location inside the main entrance to the building.

      4.   This section shall not apply to buildings permitted to be served by one exit in accordance with Item 5 or 6 of Section 1006.3.2.

      5.   In schools classified as Group E occupancies that require lockdown drills as per New York State Education Law 807, stairway egress doors from occupied spaces are permitted to be locked from the side opposite the egress side for the duration of the lockdown drill, provided that they are openable from the occupied side for egress and are unlocked upon directions from the school administrative personnel following the completion of the lockdown drill.

1010.1.10 Panic and fire exit hardware.

Doors serving the following shall not be provided with a latch or lock other than panic hardware or fire exit hardware:

   1.   Group H occupancies;

   2.   A room or space with an occupant load of 75 or more in a Group A or E occupancy;

   3.   A building or nonaccessory tenant space used for assembly purposes that is permitted to be classified as a Group B occupancy pursuant to Section 303.1.2; and

   4.   An accessory room or space used for assembly purposes where permitted to be classified as a Group B occupancy or as part of the occupancy it is accessory to, pursuant to Section 303.1.3.

   Exceptions:

      1.   A main exit of a Group A occupancy shall be permitted to be locking in accordance with Section 1010.1.9.3, Item 2.

      2.   Doors serving a Group A or E occupancy shall be permitted to be electromagnetically locked in accordance with Section 1010.1.9.9.

1010.1.10.1 Rooms with electrical equipment.

Exit or exit access doors serving transformer vaults, rooms designated for batteries or energy storage systems, or modular data centers shall be equipped with panic hardware or fire exit hardware. Where rooms contain electrical rooms with equipment rated 800 amperes or more that contain overcurrent devices, switching devices or control devices and where the exit or exit access door is less than 25 feet (7629 mm) from the equipment working space, shall be equipped with panic hardware or fire exit hardware. The doors shall swing in the direction of egress travel.

1010.1.10.2 Refrigeration machinery room.

Swinging doors in refrigeration machinery rooms, where required by Section 1006.2.2.3, shall not be provided with a latch or lock other than panic hardware or fire exit hardware.

1010.1.10.3 Installation.

Where panic or fire exit hardware is installed, it shall comply with the following:

   1.   Panic hardware shall be listed in accordance with UL 305.

   2.   Fire exit hardware shall be listed in accordance with UL 10C and UL 305.

   3.   The actuating portion of the releasing device shall extend not less than one-half of the door leaf width.

   4.   The maximum unlatching force shall not exceed 15 pounds (66.7 N).

1010.1.10.4 Balanced doors.

If balanced doors are used and panic hardware is required, the panic hardware shall be the push-pad type and the pad shall not extend more than one-half the width of the door measured from the latch side.

1010.2 Gates.

Gates serving the means of egress system shall comply with the requirements of this section. Gates used as a component in a means of egress shall conform to the applicable requirements for doors.

   Exception: Horizontal sliding or swinging gates exceeding the 4-foot (1220 mm) maximum leaf width limitation are permitted in fences and walls surrounding a stadium.