2 basic plumbing principles


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2 basic plumbing principles

  1. 1. Basic Plumbing Principles All premises intended for human habitation, occupancyor use shall he provided with a supply of pure andwholesome water, neither connected with unsafe watersupplies nor subject to the hazards of backflow orbacksiphonage. Plumbing fixtures, devices and appurtenances shall besupplied with water in sufficient volume and at pressuresadequate to enable them to function satisfactorily andwithout undue noise under all normal conditions of use. Plumbing fixtures shall be designed and adjusted touse the minimum quantity of water consistent with properperformance and cleaning. Devices for heating and storing water shall be sodesigned and stored as to prevent dangers fromexplosion through overheating.
  2. 2. Basic Plumbing Principles Every building having plumbing fixtures installed andintended for human habitation, occupancy or use onpremises abutting a street, alley or easement in whichthere is a public sewer shall have a connection with thesewer. Each family dwelling unit on premises on a sewer orwith a private sewage disposal system shall have, atleast, one water closet and one kitchen-type sink. It isfurther recommended that a lavatory and a bathtub orshower shall be installed to meet the basic requirementsof sanitation and personal hygiene. Plumbing fixtures shall be made of smooth,non-absorbent material, shall be free from concealedfouling surfaces and shall be located in ventilatedenclosures.
  3. 3. Basic Plumbing Principles The drainage shall be designed, constructed andmaintained so as to guard against fouling deposits ofsolids and clogging, and with adequate: cleanouts soarranged that the pipes may be readily cleaned. The piping of the Plumbing system shall be of durablematerial, free from defective workmanship, and sodesigned and constructed as to give satisfactory servicefor its reasonable expected life. Each fixture directly connected to the drainage systemshall be equipped with a water seal trap. The drainage system shall be designed to provide anadequate circulation of air in all pipes with no danger ofsiphonage, aspiration, or forcing of trap seals underconditions of ordinary use.
  4. 4. Basic Plumbing Principles Each vent terminal shall extend to the outer air and beso installed as to minimize the possibilities of cloggingand the return of foul air to the building. The plumbing system shall be subjected to such testsas will effectively disclose all leaks and defects in thework. No substance which will clog the pipes, produceexplosive mixtures, destroy the pipes or their joints, orinterfere unduly with the sewage disposal process shallhe allowed to enter the building drainage system. Proper protection shall be provided to preventcontamination of food, water, sterile goods, and similarmaterials by backflow of sewage. When necessary, thefixture, device or appliance shall be connected indirectlywith the building drainage system.
  5. 5. Basic Plumbing Principles No water closet shall be located in a room orcompartment that is not properly lighted and ventilated. If water closets or other plumbing fixtures are installedin buildings where there is no sewer within a reasonabledistance, suitable provision shall be made for disposingof the building sewage by some accepted method ofsewage treatment and disposal. Where a plumbing drainage system may be subjectedto backflow of sewage, suitable provision shall be madeto prevent its overflow in the building. Plumbing system shall be maintained in a sanitary andserviceable condition.
  6. 6. Basic Plumbing Principles All plumbing fixtures shall be so installed withregards to spacing as to reasonably accessiblefor their intended use. Plumbing shall be installed with due regard tothe preservation of strength of the structuralmembers and prevention of damage to walls andother surfaces through fixture usage. Sewage or other waste from a plumbingsystem which may be deleterious to surface orsubsurface waters shall not be discharged intothe ground or any waterway unless it has beenrendered innocuous through subjection to someacceptable form of treatment.