Doors General

Doors General 1. All stairway doors; doors providing egress from corridors (other than to the exterior) and all doors to shafts, utility closets, boiler and incinerator rooms, in fire walls, and other spaces which are a possible source of fire shall be equal to Underwriters’ Laboratories “Class B-1 ½ hour” self-closing doors. 2. All corridor doors except doors to janitor closets, toilets, and bathrooms shall be 20 minute rated fire doors or solid wooden doors of the flush type of nominal thickness of at least one and three-fourths (1 3/4 inches) 3. Bedroom, patient bath, and toilet doors shall not be equipped with hardware that will allow a patient to lock himself within the room.