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ENGINEERING UTILITIES 1 KJAB Plumbing An Act To Regulate the Trade Of Master Plumber.This Act shall be...

ENGINEERING UTILITIES 1 KJAB Plumbing An Act To Regulate the Trade Of Master Plumber.This Act shall be known as the “Plumbing Law”. - defined as the art and science of installing pipes, fixtures and other apparatus to convey and supply water in buildings and to dispose THE 22 BASIC PRINCIPLES OF THE PLUMBING CODE OF THE and discharge wastewater and other liquids, gases and other PHILIPPINES. substances out of buildings in a safe, orderly, healthy and sanitary PRINCIPLE NO. 1 way to ensure the health and sanitation of life and property. The concept and importance of plumbing however, became more All premises intended for human habitation , occupancy or use shall defined and appreciated only during the GrecoRoman civilization. be provided with a supply of pure and wholesome water , neither The Romans who considered daily bathing as a must, elevated connected with unsafe water supplies nor subject to hazards of bathing to the level of a daily ritual. backflow or back siphonage. Roman Aqueduct PRINCIPLE NO. 2 -a water system that continuously challenge the skill of the present Plumbing fixtures , devices and appurtenances shall be supplied crops of Engineers. with water in sufficient volume and at pressure adequate to enable them to function satisfactorily and without undue noise under all Plumber normal conditions of use. PRINCIPLE NO. 3 -is a title given to a person who is skilled in the field of sanitation. Plumbing shall be designed and adjusted to use the minimum It was derived from the ancient Roman word plumbarius Plumbarius quantity of water consistent with proper performance and cleaning. - was taken from the Latín word Plumbum. PRINCIPLE NO. 4 -refers to an individual who worked in the sanitary field of ancient Rome. Devices for heating and storing water shall be so designed and installed as to prevent dangers from explosion through overheating Plumbum. -meant lead. A metal used as plumbing material by the Romans , PRINCIPLE NO. 5 preferred for its twin properties of malleability and resistant to acid Every building having plumbing fixtures installed and intended for WATER SUPPLY human habitation , occupancy or use on premises abutting on a street , alley or easement where there is a public sewer , shall be In the absence of an efficient water supply and distribution system, connected to the sewer system. water was provided through abundant rain-fall, springs, wells, rivers, or creeks, conveyed either through improvised bamboo PRINCIPLE NO. 6 pipes, or carried either by man himself, or through animal drawn carts, or sleds and were stored in an earthen jars, wooden or Each family dwelling unit on premises abutting on a sewer or with a bamboo containers and the like. In those times, water was private sewage - disposal system shall have at least one water closet considered fit for consumption as long as it was visibly clear. There and one kitchen type sink. Further , a lavatory and bathtub or was no available means to test the water for purity and free from shower shall be installed to meet the basic requirements of disease causing organisms. As a result, not a few died or were sanitation and personal hygiene. afflicted with digestive disorders. And those ailing were brought to PRINCIPLE NO. 7 quack doctors who usually diagnose the disease to be caused by evil spirits. Plumbing fixtures shall be made of smooth non absorbent material , free from concealed fouling surfaces and shall be located in WASTE DISPOSAL ventilated enclosures. Majority of the households , who cannot afford plumbing PRINCIPLE NO. 8 installation in their homes, availed of any possible means of convenience for their waste disposal. Some excreted in the rivers , The drainage system shall be designed constructed and maintained seashores, creeks or any waterways , behind trees, bushes or any to safeguard against fouling , deposit of solids , clogging and with secluded place as long as during the time they excreted, their adequate cleanouts so arranged that the pipes may be readily private parts were not seen in public. Early attempts of promoting cleaned. plumbing and sanitary waste disposals were accepted by few who PRINCIPLE NO. 9 could afford. In the rural areas however, constructed toilets were merely excavated pits covered with coconut trunks, bamboos or All piping of plumbing systems shall be of durable NAMPAP any suitable material provided with a slot where the user shoot his APPROVED materials , free form defective workmanship , designed excretion. and constructed by Registered Master Plumbers to ensure satisfactory service. PLUMBING DESIGN PRINCIPLE NO. 10 Ideally, the plumbing plans contain the drawings and descriptions of the various drains, supply lines, vent pipes, valves, and fixtures Each fixture directly connected to the drainage system shall be of bathrooms, kitchens, or the outdoors. In short, a professionally equipped with a water - sealed trap. designed house plumbing plan minimizes any adverse impacts to the building, thus avoiding future problems. Republic Act No. 1378 ENGINEERING UTILITIES 1 KJAB PRINCIPLE NO. 11 PLUMBING OBJECTIVES! The drainage piping system shall be designed to provide adequate 1.To supply water to different parts of the building. circulation of air free from siphonage , aspiration or forcing of trap 2.To remove and discharge human wastes and other substances out seals under ordinary use. of building into the public sewer or SEPTIC TANK. PRINCIPLE NO. 12 Effective Water Supply in Building Vent terminals shall extend to the outer air and installed to preempt 1.To provide sufficient amount of water to supply each fixture. clogging and the return of foul air to the building. 2.Τo prevent back flow of used water into the water supply system PRINCIPLE NO. 13.The Drainage System Plumbing systems shall be subjected to such tests to effectively disclose all leaks and defects in the workmanship. TWO TYPES OF WASTE: Solid and Liquid PRINCIPLE NO. 14 1. SOLID WASTE No substance which will clog the pipes , produce explosive mixtures -that is being discharged by water , destroy the pipes or their joints or interfere unduly with the closet (Comfort Room). sewage - disposal process shall be allowed to enter the building drainage system. 2. LIQUID WASTE PRINCIPLE NO. 15 -that are coming from various fixtures (e.g. Proper protection shall be provided to prevent contamination of Urinal, Lavatory, kitchen sink, etc.) THE DRAINAGE PIPINGS: food , water , sterile goods and similar materials by backflow of a. The SOIL PIPE -carries the SOLID WASTE sewage. When necessary , the fixture , device or appliance shall be connected indirectly with the building drainage system. b. The WASTE PIPE - carries LIQUID WASTE PRINCIPLE NO. 16 The Drainage Installation is Sometimes Referred to as DWV which means: No water closet shall be located in a room or compartment which is not properly lighted and ventilated D - Drainage of Solid waste. W-. Waste Pipe (Liquid Waste) V – PRINCIPLE NO. 17 Ventilation System. If water closets or other plumbing fixtures are installed in buildings AIR GAP where there is no sewer within a reasonable distance , suitable provision shall be made for disposing of the building sewage by - An air gap in a water supply system, is the unobstructed some accepted method of sewage. vertical distance through the free atmosphere between the lowest opening from any pipe or faucet supplying PRINCIPLE NO. 18 water to a tank, plumbing fixture, or other device and the Where a plumbing drainage system may be subject to backflow of flood level rim of the receptacle. sewage , suitable provision shall be made to prevent its overflow in BACK FLOW the building. - Is the flow of water, or other liquid mixture or substances PRINCIPLE NO. 19 into the distributing pipes of a potable supply of water Plumbing systems shall be maintained in from any source, other than its intended source. serviceable condition by Registered Master Plumbers. BACK SIPHONAGE PRINCIPLE NO. 20 - Refers to the back flow of used contaminated or polluted All plumbing fixtures shall be installed properly spaced ,to be water from a plumbing fixture or vessel into a water accessible for their intended use. supply pipe due to a negative pressure in such a pipe. PRINCIPLE NO. 21 BATTERY OF FIXTURE Plumbing shall be installed by Registered Master Plumbers with due - Refers to any group of two or more similar adjacent regard to the preservation of the strength of structural members fixtures which discharges into a common horizontal and the prevention of damage to walls and other surfaces through waste pipe or soil branch. fixture usage. BIB PRINCIPLE NO. 22 - Is synonymous with faucet, cock , tap , plug, etc. the word Sewage or other waste from a plumbing system which may be faucet is preferred. deleterious to surface or sub - surface waters shall not be discharged into the ground or into any waterway , unless first rendered innocuous through subjection to some acceptable form BRANCH of treatment. - Is any part of piping system other than the main riser or stack. ENGINEERING UTILITIES 1 KJAB BRANCH INTERVAL DRY VENT - Is the length of a soil or waste stack corresponding in - A vent that does not carry water or water borne wastes general to a storey height, but in no case less than 2.40 EFFECTIVE OPENING meters within which the horizontal branches from one floor or storey of a building are connected to the stack - Is the minimum cross sectional area at the point of water supply discharge , measured or expressed in terms of BRANCH VENT diameter of a circle. If the opening is not a circle , the - Is a vent connecting one diameter of a circle that is equivalent to the cross or more individual sectional area. ( This is applicable to air gap ) vents with a vent stack or stack vent EXISTING WORK CIRCUIT VENT - Shall apply to that portion of a plumbing system that has - Is a branch vent that serves two or more traps, and been installed and approved prior to the contemplated extends from the front of the last fixture connection of a addition , alteration or correction., horizontal branch to the vent stack. FIXTURE BRANCH CONTINUOUS VENT - Is a pipe connecting several fixtures - Is a vertical vent that is a continuation of the drain to FIXTURE DRAIN which the vent connects. - Is the drain from the trap of a fixture to the junction of COMBINATION FIXTURES that drain with any other drain -pipe. - Is a fixture combining one sink and tray or a two or three FIXTURE SUPPLY compartment sink or tray in one vent. COMBINATION WASTE AND VENT SYSTEM - Is a water supply pipe connecting the fixture with the fixture branch. FIXTURE UNITS - Is a specially designed system of waste piping embodying the horizontal wet venting of one or more sinks or floor - Is a quantity in terms of which the load producing effects drains by means of a common waste and vent pipe on the plumbing system of different kinds of plumbing adequately sized to provide free movement of air above fixtures are expressed on some arbitrarily chosen scale. the flow line of the drain. FIXTURE UNIT FLOW RATE COMMON VENT -Is the total discharge flow in gallons per minute of a simple fixture - Is a drain from two or three fixture connected to a single divided by 7.5 (or 8) gallons that provides the flow rate of that trap. It is also called a dual vent. particular plumbing fixture as a unit of flow. Fixtures are rated as multiple of this unit of flow. FLOOD LEVEL CROSS CONNECTION -Is a device located inside the tank for the purpose of maintaining - Is any physical connection be tween two otherwise water level for effective flush ing of the water closet. separate piping system , one contains potable water , and the other from unknown or question able safety , FERRULE whereby , water may flow from one system to the other direction of flow depending on the pressure differential -A metallic sleeve called or otherwise joined to an opening in pipe between the two systems. into which a plug is screwed that can be removed for the purpose of cleaning or examining the interior of the pipe. DEAD END FLUSH VALVE - Is the extended portion of a pipe that is closed at one end permitting the stagnation of water or air therein. -Is a device located at the bottom of the tank for flushing water closets and similar fixtures. DEVELOPED LENGTH FLUSHOMETER VALVE - Length of the pipe and fitting. -Is a device which discharges a predetermined quantity of water to DIAMETER the fixture for flushing purposes activated by direct water pressure. - Diameter of a pipe or tube refers to the nominal internal diameter ( ID ) of such pipe , except brass and copper tube GRADE where the term refers to the outside diameter ( OD ) of the pipe. -Is the slope or fall of pipe in reference to a fraction of an inch per foot length of pipe. DRAINAGE SYSTEM GROUP VENT - Drainage system includes , all piping within the public or private premises that conveys sewage , rainwater , or -A branch vent that performs its function for two or more traps. other liquid waste , to a legal point of disposal. It does HORIZONTAL PIPE not include the mains of public sewer system private or public sewerage treatment or disposal plant. -Means any pipe or fitting which makes an angle of more than 45 ° with the vertical. ENGINEERING UTILITIES 1 KJAB HOUSE DRAIN SANITARY SEWER -Is a horizontal pipe that receives the contents of soil and waste -A sewer intended to receive sanitary sewage with or without pipes. industrial wastes and without the admixture of surface water , storm water or drainage. LOCAL VENT PIPE SECONDARY BRANCH -Is a pipe on the fixture side of the trap through which vapor or foul air is removed from a room or fixture. -Any branch in a building drain other than the primary branch. LOOPED VENT SEWERAGE OF SEWAGE WORK -Is the same as Circuit Vent except that it loops back and connects -Is a comprehensive term including all construction or collection , with a stack vent instead of a vent stack. transportation , pumping , treatment and final disposition of sewage. LATERAL SIDE VENT -In plumbing , it is a secondary pipe. In sewage , a common sewer to which no other common sewer is -Is a vent connecting to the drain pipe through a fitting at an angle tributary. It receives sewage only from building sewer not greater that 45 ° or to the vertical. MAIN SEWER STACK -Is a sewer line or system directly con trolled by public authority. -Is the vertical main of a system of soil , waste or vent pipe. MAIN VENT STACK GROUP -Is principal artery of the venting system to which vent branches -Is a term applied to the location of fixtures in relation to the stack may be connected. so that by means of proper fittings , vents may be reduced to a minimum. PLUMBING FIXTURES STACK VENT -Are installed receptacles , de vices , or appliances which are supplied with water , or which receives or discharges liquid or liquid -A stack vent is the extension of a soil or waste stack above the borne waste , with or without discharge into drainage system which highest horizontal drain connected to the stack. It is sometimes maybe directly or indirectly connected. called waste vent or soil vent. RELIEF VENT TRAP -primary function is to provide circulation of air between drainage -Is a fitting or device so designed as to provide when properly and vent systems. vented a liquid seal that will prevent the back passage of air without materially affecting the flow of sewage through it RE - VENT PIPE TRAP SEAL -( sometimes called individual vent ) is that part of the vent pipeline which connects directly with an individual waste or group of wastes -Is the maximum vertical depth of liquid that trap will retain ,. underneath or back of the fixture , and extend either to the main measured between the crown weir and top of the dip of the trap. or branch vent pipe. VENT STACK RISER -Is a vertical pipe installed primarily for the purpose of providing -Is a water supply pipe which extend vertically one full storey or circulation of air to different parts of the drainage system more to convey water to branches or fixtures. WATER DISTRIBUTING PIPE ROUGH - INS -Is a pipe that conveys water from the water service pipe to the -Is the installation of all parts of the plumbing system which can be plumbing fixtures and other water outlets. completed prior to the installation of fixtures. This include drainage WATER SERVICE PIPE , water supply , vent piping and the necessary fixture supports -Is the pipe from water main or other sources of water supply to the RETURN BEND building served. - An open return bend usually with in side threads , but WATER SUPPLY SYSTEM applied also to 180 ° bend in pipe. -Consists of the water pipe, the water distributing pipes, and the PUBLIC SEWER necessary connecting pipes, fitting, control valves, and all -Is a common sewer directly controlled by public authorities where appurtenance in or adjacent to the building or premises. all abutters have equal rights of connection. WET VENT SANITARY SEWAGE -Is a vent that receives the discharge from wastes other than water -The sewage containing human excrement and liquid household closet. waste. It is also called domestic sewage