3.3.1.10.

(1) Except as permitted by Article 3.3.1.11., a door that opens into a corridor or other facility providing access to exit from a suite, or a room not located within a suite, shall swing on a vertical axis.

(2) Except as permitted by Article 3.3.1.11., a door that opens into a corridor or other facility providing access to exit from a room or suite shall swing in the direction of travel to the exit if the room or suite is used or intended for,

(a) an occupant load more than 60,

(b) a high hazard industrial occupancy, or

(c) a hazardous classroom in an elementary or secondary school.

(3) Every door that divides a corridor that is not wholly contained within a suite shall swing on a vertical axis in the direction of travel to the exit where the corridor provides access to exit for,

(a) an occupant load more than 60,

(b) a high hazard industrial occupancy,

(c) a hazardous classroom in an elementary or secondary school, or

(d) a Group B, Division 2 or 3 occupancy.

(4) If a pair of doors is installed in a corridor that provides access to exit in both directions, the doors shall swing in opposite directions, with the door on the right hand side swinging in the direction of travel to the exit.