the force and effect of law. [1150-1; Comp., 733.] SECTION  834 . Subject Matter of Manila Health Ordinances . — The ordinances drafted by the Director of Health for the city of Manila may provide for — ( a ) Entry and inspection in a lawful manner and at reasonable hours of all buildings and premises by officers or employees of the Philippine Health Service in the discharge of their duties, and by sanitary police when acting as sanitary inspectors. ( b ) Cleansing, whitewashing, ventilation, and proper sanitary maintenance of all buildings and premises, the nature and thickness of materials to be used in covering the ground surfaces of all buildings or in covering open surfaces connected with cook houses, latrines, or other places where slops or foul liquids may be thrown or deposited; the conditions under which it shall be lawful to live in, occupy or use, let, sublet, or suffer or permit to be used for habitation or occupation any building or part the reof which is in an insanitary condition, and the cleansing of buildings and forbidding their occupancy until such time as they have been placed in satisfactory sanitary condition; prohibition of erection of insanitary buildings and of the erection of buil dings on unhealthful sites. ( c ) Fixing the maximum number of persons who may be permitted to occupy a dwelling or other building or any part thereof, and the number of lower animals that may be permitted to occupy any stable, corral, pen, pound, or other place or premises. ( d ) Installation and maintenance of adequate and proper drainage of buildings and premises, including the materials to be used in and the construction of plumbing systems, drains, trappings, water-closets, vaults, latrines, urinals, cesspools, and sanitary fixtures and appliances. ( e ) Proper sanitary maintenance, scavenging, collection and disposal of refuse, garbage, and manure, the removal and disposal of night soil, and the proper construction of receptacles for such substances. (f) Maintaining in a proper sanitary condition, hotels, restaurants, saloons, tenements, lodging houses, emigration or immigration 256 Copyright 2012 CD Technologies Asia, Inc. and Accesslaw, Inc. Philippine Law Encyclopedia 2011