Fire Code of the Philippines Ebook - SafetySignsPH.com Fire Code of the Philippines eBook - SafetySignsPH | Page 174

counted starting at the lowest floor of exit discharge. All levels below the floor of exit discharge shall be separated from the floor of exit discharge by at least protected non-combustible construction. 2. Health care buildings two (2) storeys or more shall be at least fire- resistive construction. 3. Health care occupancies two (2) or more storeys shall have enclosure walls of non-combustible materials having a fire resistance rating of at least two (2) hours around stairways, elevators, chutes, and other vertical openings between floors. 4. All interior walls and partitions in buildings of fire-resistive and non- combustible construction shall be composed on non-combustible materials. 5. Every health care sleeping room shall have an outside window or outside door arranged and located so that it can be opened from the inside without the use of tools or keys to permit the products of combustion and to permit any occupant to have direct access to fresh air in case of emergency. The maximum allowable sill height shall not exceed ninety one centimeters (91 cm) above the floor except that in special nursing care areas the window sill may be one and a half meters (1.5 m) above the floor. C. Construction of Corridor Walls 1. Corridors shall be separated from use areas by partitions having a fire- resistance rating of at least one (1) hour. 2. These walls shall be continuous from the floor slab to the underside of the floor or rood slab above, through any concealed spaces such as those above the, suspended ceilings and through interstitial structural and mechanical spaces. 3. Doors with a twenty (20) minute fire protection rating shall be used on openings other than those serving exits or hazardous areas. Doors shall be provided with latches of a type suitable for keeping the door tightly closed. 4. Transfer grills, whether protected by fusible link-operated dampers or not, shall not be used in these walls or doors. 5. Fixed wired glass vision panels may be placed in corridor walls, provided they do not exceed eighty four-hundredth square meters (0.84 m2) in size and are installed in approved steel frames. Fixed wired glass vision panels may be installed in wooden doors, provided they do not exceed forty six-hundredth square meters (0.46 m2) size and are installed in approved steel frames. 158