Section 73611 - Patient Rooms(a) Each patient room shall be labeled with a number, letter or combination of the two for identification.(b) Each resident shall be provided clean, comfortable and reasonably private living accommodations with no more than four residents occupying a room.(c) Residents shall be accommodated only in rooms approved by the Department with the following minimum floor area: (1) Single rooms: 10 square meters (110 square feet)(2) Multibed rooms: 7.5 square meters (80 square feet per bed)(d) Except in rooms approved by the Department for seclusion of psychiatric patients, patients' rooms shall not be kept locked when occupied.(e) Only upon the written approval of the Department may any exit door, corridor door, yard enclosures or perimeter fences be locked to egress.(f) Patients' rooms which are approved for ambulatory patients only shall not accommodate nonambulatory patients. Before a patient is accommodated in an ambulatory only section, he shall demonstrate his ambulation ability and this shall be noted in the patient's health record. The intermediate care facility shall transfer any patient from the ambulatory section when his condition becomes nonambulatory. The ambulatory ability of any patient in an ambulatory only section shall be demonstrated upon the request of the Department.(g) Patient rooms approved for use by ambulatory patients only shall be identified as follows: The words "Reserved for Ambulatory Patient," in letters at least 1.25 centimeters (one-half inch) high shall be posted on the outside of the door or on the wall alongside the door where they are visible to persons entering the room.Cal. Code Regs. Tit. 22, § 73611