MT TERMS Flashcards
Any one of a special class of device or equipment intended to perform a special plumbing function. Its operation and/or control may be dependent upon one or more energized components, such as motors, controls, heating elements and pressure-temperature-sensing elements. Such device or equipment may operate automatically through one or more of the following actions: a time cycle, a temperature range, a pressure range, a measured volume or weight; or the device or equipment may be manually adjusted or controlled by the user or operator.
Plumbing Appliance
Who establishes the Critical Level Marking on Backflow Prevention devices
Testing Laboratory
It is a device, which discharges a predetermined quantity of water into fixtures for flushing purposes and is actuated by direct water pressure.
Flushometer Valve
In Plumbing Code, referred to as “Low Hazard”
Pollution
A room space having a volume equal to at least 1.4 c.u. m. of the aggregate input rating of the fuel-burning appliance installed in that space. Rooms adjacent and open to the space where the appliance is installed, through openings not furnished with doors, are considered a part of the unconfined space.
Unconfined Space
Colored black. The cross-sectional shape is normally OVAL and is denoted by its O.D.
Polybutylene (PB)
A person technically and legally qualified and licensed to practice the profession of Master Plumbing without limitations in accordance with Republic Act 1378. having passed the examination conducted by the Professional Regulation Commission has received a Certificate of Registration from the Board of Master Plumbing and possessing the current license to practice.
Master Plumber
Combustible Construction is any structure which any part of its structural framework will ignite and burn at a temperature of ____
756 degrees centigrade or less.
_________ or street main is the water-supply pipe for public or community use.
Water Main
A vertical shaft for the installation of different pipe stacks.
Chase
A drain connecting the compartments of a set of fixtures to a trap or connecting other permitted fixtures to a common trap.
Continuous Waste
An open, unoccupied space, bounded on two (2) or more sides by the walls of the building. An inner court is a court entirely within the exterior walls of a building
Court
Building sewer begins ____ meters outside the building wall.
0.6
Any pipe, which conveys the discharge of water closet, urinal or fixtures having similar functions, with or without the discharges from other fixtures to the building drain or building sewer.
Soil Pipe
Grease interceptor min. capacity
3 cu. m
An underground drainpipe that receives only subsurface or seepage water and convey it to a sump for disposal by gravity flow or by lift pump.
Subsoil Drain
________ is the minimum cross-sectional area at the point of water supply discharge measured or expressed in terms of: (1) the diameter of a circle; (2) if the opening is not circular, the diameter of a circle of equivalent cross-sectional area. (This is applicable also to air gap installation.)
Effective Opening
Also called a “sitz” bath.
Bidet
Are approved-type installed receptacles, devices, or appliances supplied with water or receive liquid or liquid-borne wastes and discharge such wastes into the drainage system to which they may be directly or indirectly connected. Industrial or commercial tanks, vats and similar processing equipment are not plumbing fixtures, but may be connected to or discharged into approved traps or plumbing fixtures as provided for in this Code.
Plumbing Fixtures
A loosely lined excavation in the ground. which receives the discharge of a septic tank and designed to permit the effluent from the septic tank to seep through pit bottom and sides.
Seepage Pit
A pipe, which conveys only wastewater or liquid waste, free of fecal matter.
Waste Pipe
It is any pipe or fitting installed in a horizontal position or which forms an angle of not more than forty-five (45) degrees with the horizontal plane.
Horizontal Pipe
Per Plumbing Code, PVC Drainpipes with toxic components are colored _____.
Orange, Grey, Brown
Any part of the piping system other than a main, riser, or stack.
Branch
It is an arbitrary quantity in terms of which the load-producing effects or water requirements on the plumbing system of different kinds of plumbing fixtures are expressed in some arbitrarily chosen scale. It is equivalent to a rate of flow at 28.3 liters per minute ( 1 cu. ft./minute).
Fixture Unit
It is an agency accepted by the Administrative Authority in the business of listing or labelling and which maintains a periodic inspection program on current production of listed models and makes available a published report of such listing where specific information is included tint the product has been tested against approved standards and found safe for use in a specific manner.
Listing Agency
Not included in a Plumbing Unit
(1) septic tank
It is a device designed and installed to separate and retain deleterious, hazardous, or undesirable matters from normal wastes and permits normal sewage or liquid wastes to discharge into the disposal terminal by gravity.
Interceptor (clarifier)
Shall mean direct access without the necessity of removing any panel, door or similar obstruction.
Readily Accessible
Supports, hangers, anchors, brackets, cradles are devices for holding and securing pipes and fixtures to walls, ceiling, floors or structural members.
Supports
This term means the flexible tubing connection between a service pipe and a water main.
Gooseneck
The Administrative Authority and includes any other law enforcement agency concerned by any provision of this Code, whether such agency is specifically named or not.
Department Having Jurisdiction
B&S means Brown and Sharpe (Specification) or ____ (Ends of Pipes)
Bell and Spigot
Any public space, public park, or thoroughfare less than three (3) meters but not less than two (2) meters in width dedicated or deeded for public use. any public space. public park or thoroughfare less than three (3) meters but not less than two (2) meters in width dedicated or deeded for public use.
Alley
Sometimes called a wash basin.
Lavatory
A standpipe having no permanent water inside the pipe.
Dry Standpipe
This word, when used alone, shall mean these regulations, subsequent amendments thereto or any emergency rule or regulation which the Administrative Authority having jurisdiction may lawfully adopt.
Code
The top edge of a receptacle from where water overflows.
Flood Level Rim
Any wastewater containing animal or vegetable matter in suspension or solution and may include liquids containing chemicals in solution.
Sewage
A vertical opening through a building for elevators, dumbwaiters, lights. ventilation or similar purposes
Shaft
The pipe or tubing that connects the outlet of a plumbing fixture to the trap.
Tailpiece
Part of the building drain that is the single sloping drain from the base of a stack to its junction with the main building drain.
Primary Branch
A tank located above or integral with a water closet, urinal, or similar fixtures for flushing or removing excrement in the fixture.
Flush Tank
Includes all valves and controls used in plumbing systems which are accessible.
Regulating Equipment
An air pressure less than atmospheric. Also, implies siphonage in piping system.
Vacuum
In a line of piping is a combination of elbows or bends, which brings one section of the pipe out of line but into a line parallel with the original section.
Offset
A building designed as a home by the owner of such building, and shall be the only dwelling located on a parcel of ground with the usual accessory building.
Single Family Dwelling
Includes all the pipings within public or private premises which convey sewage or other liquid wastes to a legal point of disposal but does not include the mains of a public sewer system or a public sewage treatment or disposal plant.
Drainage System
An impairment of the quality of potable water which creates an actual hazard to public health through poisoning or spread of disease by sewage, industrial fluids or waste. Also, defined as High Hazard.
Contamination
That portion of a vent pipe through where wastewater also flows through.
Wet Vent
A room or space having a volume of less than 1.4 cu. m with 250 kilogram calorie of the aggregate input rating of all fuel-burning appliances installed in that space.
Confined Space
The liquid and water-borne wastes derived from ordinary living processes, free from industrial wastes and of such character that permit satisfactory disposal without special treatment. It is discharged into the public sewer or into a private sewage disposal system.
Domestic Sewage
In sewerage, a common sewer to which no other branch sewer is connected. It receives sewage from building sewer service connections only.
Lateral
A valve located at the end of a water pipe through of which water can be drawn from or held within the pipe
Faucet
_______ shall mean all buildings or structures that are not defined as private or private use.
Public
A sewer intended to receive sanitary sewage with or without pre-treated industrial wastes and without the admixture of rain or ground water.
Sanitary Sewer
A receptacle in which liquids are retained for a sufficient period of time to allow settleable material to deposit.
Catch Basin
The vertical portion of a rainwater conductor.
Downspout
A hose fitting with clapper valves for combining the flow from two or more lines of hose into a single stream. The inlet fitting of a fire standpipe located above ground level.
Siamese Connection
Wastes which require some special methods of handling such as the use of indirect waste piping and receptors; corrosion-resistant piping, sand, oil or grease interceptors; condensers or other pretreatment facilities.
Special Wastes
Pipes installed to provide flow of air to or from a drainage system or to provide a circulation of air within such system to protect traps seals from siphonage and back pressure.
Vent System
The pressure existing without any flow motion.
Static Pressure
Minimum Branch Interval
2.43
A tool for straightening or bending lead pipe.
Bending Pin (or Iron)
That portion of a fixture drain between a trap and the vent.
Trap Arm
A standpipe where water pressure is maintained at all times.
Wet Standpipe
In plumbing, a secondary pipeline. In sewerage, a common sewer to which no other branch sewer is connected. It receives sewage from building sewer service connections only.
Lateral
______ are in-ground tanks designed to capture dirt, sand, to keep these substances out of our wastewater system.
Sand Interceptor
Any and alI liquid or water-borne waste from industrial or commercial processes, except domestic sewage.
Industrial Waste
_____ is measured along its centerline.
Length of Pipe
The water supply pipe between the fixture supply pipe and the water-distributing pipe.
Fixture Branch
A room equipped with a shower stall or bathtub.
Bathroom
The part of a vent line, which connects directly with an individual trap underneath or behind the fixture and extends to the branch or main vent pipe at any point higher than the fixture or fixture traps it serves.
Backvent Pipe
_____ are cast iron soil pipes with plain ends connected together with bolted stainless steel bands and neoprene gaskets.
Hubless Pipes
The flow of water or other liquids, mixtures, or substances into the distributing pipes of a potable supply of water from any source other than from its intended source.
Backflow
A building sewer, which receives the discharge from more than one building drain and conveys it to a public sewer, private sewage disposal system, or other points of disposal.
Private Sewer
A controlled outlet of a pipeline to discharge liquid or detritus.
Blow-off
An unobstructed top open edge of a fixture.
Rim
A cylindrical conduit or conductor conforming to the particular dimensions commonly known as “pipe size” and is denoted by its interior diameter or l.D.
Pipe
A horizontal vent connecting one or more individual vertical back vents with the vent stack or stack vent.
Branch Vent
It is the pipeline from the building to the public or street storm drainage system.
House Storm Sewer
A return bend of a small-sized pipe, one end of which is about 30 cm. long and the other end is about 7.5 cm. long. It is commonly used as a faucet for a pantry sink. Also, the term means the flexible tubing connection between a service pipe and a water main.
Gooseneck
A person who specializes in the welding of pipes and holds a valid certificate of competency from a recognized testing agency, based on the requirements of the regulating authority.
Pipeline Welder
Whenever any work regulated by this Code is dangerous to human life or detrimental to health and property and Inadequate or unsafe water supply and or sewage disposal system.
Nuisance
The pipe carrying potable water from the water meter or other source of water supply to a building or other point of use or distribution on the lot. _____ shall also mean water service connection.
Building Supply
The reconstruction or renewal of any part of an existing building for its maintenance.
Repair
An open, unoccupied space, other than a court, unobstructed from the ground to the sky, except where specifically provided in this Code.
Yard
Device or means to prevent the flow of liquid from returning to the source of supply. Also called a vacuum breaker.
Backflow Preventer
A branch vent that performs its functions for two (2) or more traps.
Group Vent
An unobstructed vertical distance through the free atmosphere between the lowest opening from any pipe or faucet conveying potable water to the flood-level rim of any tank, vat, or fixture.
Air Gap, Water Distribution
Synonymous with faucet, cock, tap, plug, etc. The word “faucet” is preferred.
Bibb
Condition or any arrangement whereby reverse flow can occur.
Backflow Connection
In Plumbing Code, referred to as “Pitch”.
Grade
A vertical pipe to convey rainwater.
Conductor/Downspout
1 Fixture unit is equivalent to a rate of flow at _
28.3 liters per minute ( 1 cu. ft./minute)
A device which conditions or treats water supply to improve water quality, remove suspended solids by filtration.
Water Treatment
The flowing back of used, contaminated, or polluted water from a plumbing fixture or vessel into a water supply pipe due to a negative pressure in such pipe.
Back-Siphonage
A water supply pipe, which extends vertically to one full story or more to convey water into pipe branches or plumbing fixtures.
Riser
A structure built, erected, and framed of component structural parts designed for the housing, shelter, enclosure, or support of persons, animals, or property of any kind.
Building
I.P.S.
Iron Pipe Size
Licensure Board for Master Plumbers
Board
Any joint or seam obtained by the joining of metal parts in a plastic molten state.
Welded Joint or Seam
A person who has shown competence to test and maintain backflow assemblies to the satisfaction of the Administrative Authority having jurisdiction.
Certified Backflow Assembly Tester
A fixture is flooded when the liquid therein rises to the flood-level rim.
Flooded
Also, defined as High Hazard.
Contamination
It is the slope or fall of a line of pipe with reference to a horizontal plane. In drainage, it is usually expressed as the fall in centimeters per meter or percentage slope of pipe.
Grade
The vertical distance between the dip and the crown weir of a trap. Also, the water in the trap between the dip and the crown weir.
Seal
Also known as Street Main.
Water Main
A physical separation, which may be a low inlet into the indirect waste receptor from the fixture, appliance, or device indirectly connected.
Air Break
The on-going installation of the plumbing system or any part thereof which has been installed prior to the effectivity of this Code.
Existing Work
Any system of continuous piping, which is the principal artery of the system where branches are connected.
Main
A manufactured device or a prefabricated assembly or an on-the-job assembly of component parts, and serves as an adjunct to the basic piping system and plumbing fixtures. An appurtenance demands no additional water supply nor does it add any discharge load to a fixture or the drainage system. It performs some useful functions in the operation, maintenance, servicing, economy or safety of the plumbing system.
Plumbing Appurtenance
Brazed Joint is any joint obtained by joining of metal parts with alloys which melt at temperatures ______ degrees centigrade, but lower than the melting temperature of the parts to be joined.
higher than 449 degrees
A valve in which the flow of water is cut off by means of a circular disc fitted against machine-smoothed faces, at right angles to the direction of flow. The disk is raised or lowered by means of a threaded stern connected to the handle of the valve. The opening in the valve is usually as large as the full bore of the pipe.
Gate Valve
Includes all potable water supply and distribution pipes, all plumbing fixtures and traps; all sanitary and storm drainage systems; vent pipes, roof drains, leaders and downspouts; and all building drains and sewers, including their respective joints and connections; devices, receptacles, and appurtenances within the property; water lines in the premises: potable, tap, hot and chilled water pipings; potable water treating or using equipment; fuel gas piping; water heaters and vents for same.
Plumbing System
Hemp or old hemp rope soaked in oil or tar to make it waterproof.
Oakum
A vertical vent line, the primary function of which is to provide additional circulation of air between the drainage and vent systems or to act as an auxiliary vent on a specially designed system such as a ‘‘yoke vent” connection between the soil and vent stacks.
Relief Vent
A hose connection with two-gated outlets permitting two connections of the same or smaller coupling diameter to be taken from a single supply line. Also, a pipe fitting of three branches that form the letter “Wye”
Wye
That part of the horizontal piping of a sanitary drainage system which measures 0.6 meter downstream from the last mobile home site and conveys sewage to a public sewer, private sewer, individual sewage disposal system or other points of disposal.
Mobile Home Park Sewer
Unit Vent is synonymous to _____.
Dual Vent
It is a pipe that does not connect directly with the drainage system but conveys liquid wastes by discharging into a plumbing fixture, interceptor, or receptacle directly connected to the drainage system.
Indirect Waste Pipe
A water closet consisting of a continuous trough containing water. The trough extends under two or more adjacent seats. Prohibited by health authorities for permanent installations.
Latrine
The wastewater containing human excrements and liquid household waste. Also called domestic sewage.
Sanitary Sewage
Any of two or more similar adjacent fixtures that discharge into a common horizontal soil or waste branch.
Battery of Fixtures
A tee with the branch tapped to receive a threaded pipe or fittings.
Tapped Tee
The normal force exerted by a homogeneous liquid or gas, per unit of area on the wall of the container
Pressure
Any joint obtained by joining of metal parts with alloys which melt at temperatures higher than 449 degrees centigrade, but lower than the melting temperature of the parts to be joined.
Brazed Joint
Any connection or arrangement, physical or otherwise, between a potable water supply system and any plumbing fixture or any tank. receptacle, equipment, or device, through which enables non-potable, used, unclean, polluted, contaminated water or other substances to enter into any part of such potable water system under any condition.
Cross-Connection
It is the discharge from any fixture, appliance, or appurtenance in connection with a plumbing system that does not receive fecal matter.
Liquid Waste
Any pipe or fitting installed in a vertical position or which forms an angle of not more than forty-five (45) degrees with the vertical line.
Vertical Pipe
A pipe joint obtained by joining metal parts with metallic mixtures or alloys which melt at a temperature below 427 degrees centigrade and above 149 degrees centigrade
Soldered Joint
A suction created by the flow of liquids in pipes. A pressure less than atmospheric.
Siphonage
A length of soil or waste stack corresponding in general to a story height, but in no case less than 2.43 meters within which the horizontal branches from one floor or story of a building are connected to the stack
Branch Interval
A pipe or conduit for carrying sewage and wastewater.
Sewer
The lowest portion of the interior part of any pipe or conduit that is not vertical.
Invert
That portion of the rainfall or other precipitation which runs off over the earth surface after a storm.
Storm Water
A specially designed system of waste piping embodying the horizontal wet venting of one or more sinks or floor drains by means of a common horizontal waste and vent pipe adequately sized to provide free movement of air above the flow line of the drain.
Combination Waste and Vent System
Accepted or acceptable under an applicable specifications or standard stated or cited in this Code., or accepted as suitable for any proposed use under procedures and powers of the Administrative Authority.
Approved
A vertical vent connection on a horizontal soil or waste pipe branch at a point downstream of the last fixture correction and turning to a horizontal line above the highest overflow level of the highest fixture connected thereat; the terminus connected to the stack vent in the case of loop venting or to the vent stack nearby in the case of circuit venting.
Loop or Circuit Vent
A pipe fitting with adjacent reverse bends and shaped like the letter “S’’
Double-bend fitting
The vertical main of a system of soil, waste or vent piping extending through one or more stories and extended thru the roof.
Stack
An open return bend usually made up two 90° bends with inside and outside threads, flanged or welded fittings; and applied also to a one hundred eighty degrees bend in copper tubings.
Return Bend
It is a device located at the bottom of the tank for the purpose of flushing water closet and similar fixtures.
Flush Valve
A common sewer directly controlled by a public authority to which all abutters have equal rights of connections.
Public Sewer
Confined Space - A room or space having a volume of _______ with 250 kilogram calorie of the aggregate input rating of all fuel-burning appliances installed in that space.
less than 1.4 cu. m
Tube made of plastic material and colored black. The cross-sectional shape is circular and is denoted by its outside diameter or O.D.
Polyethylene (PE)
A pipe connecting upward from a soil or waste stack below the floor and below horizontal connection to an adjacent vent stack at a point above the floor and higher than the highest spill level of fixtures for preventing pressure changes in the stacks.
Yoke Vent
An open, unoccupied space, bounded on two (2) or more sides by the walls of the building. An inner court is a court entirely within the exterior walls of a building.
Court
An adjustable tubing connection, consisting of a compression nut, a friction ring, and a compression washer. designed to fit a threaded adapter fitting or a standard taper pipe thread.
Slip Joint
Referred to as the “Commission”
PRC
A cesspool that is not watertight.
Leaching Cesspool
Plugging an opening with oakum, lead, or other materials that are pounded into the annular space. Also, the material pounded into the annular opening.
Caulking
In a classification of plumbing fixtures, “______” applies to plumbing fixtures in residences and apartments, to private bathrooms in hotels and hospitals, to restrooms in commercial establishments for restricted use, single fixture or group of single fixtures and to similar installations where the fixtures are intended for the use of a family or an individual.
Private
A pipe, which carries ground and surface waters, storm water, or wastewater into a building drainage system.
Drain
The length of a pipe along its centerline and fittings.
Developed Length
The maximum vertical depth of liquid that a trap will retain, measured between the crown weir and the top of the dip of the trap.
Trap Seal
An outhouse or structure used for the deposition of excrement.
Privy
A natural person, his heirs, executors, administrators or assigns; and also includes a firm, partnership or corporation, its or their successors or assigns or agents of any of the aforesaid
Person
Confined Space - A room or space having a volume of less than 1.4 cu. m with ____ kilogram calorie of the aggregate input rating of all fuel-burning appliances installed in that space.
250 kilogram calorie
That portion of rainfall or other precipitation which runs off over the surface of the ground.
Surface Water
A standpipe that operates automatically by opening a hose valve.
Automatic Standpipe System
A valve that automatically closes to prevent the flow of liquid or gas in a reverse direction.
Check Valve
That part of the horizontal piping of a drainage system that starts from the end of the building drain and which receives the discharge of the building drain and conveys it to a public sewer, private sewer, individual sewage disposal system, or other points of disposal.
Building Sewer
A water-tight receptacle which receives the discharge of a sanitary plumbing system or part thereof, designed and constructed to retain solids, digest organic matter through a period of detention and to allow the liquids to discharge into the soil outside of the tank through a system of open-jointed sub-surface pipings or a seepage pit meeting the requirements of this Code.
Septic Tank
The Administrative Authority under the Department of Health, the Department of Public Works & Highways, the Department of Interior and Local Government, the City Mayors of Chartered Cities, Environmental Management Bureau (D.E.N.R), and other government: entities that regulate the practice of Registered & Licensed Master Plumbers.
Jurisdiction
Any change, addition, or modification in construction or occupancy.
Alteration
The vertical distance from the “Grade Line” to the highest point of the coping of a flat roof or to the top line of a measured roof or to the average height of the highest gable of a pitch or hip-roof.
Height of Building
All plumbing fixtures and materials used in any discharge or plumbing system or parts thereof shall be free from defects.
Quality of Materials
A metallic sleeve, caulked or joined to an opening in a pipe, into which a plug is screwed that can be removed for cleaning or examining the interior of the pipe.
Ferrule
Unconfined Space - A room space having a volume equal to ________ of the aggregate input rating of the fuel-burning appliance installed in that space. Rooms adjacent and open to the space where the appliance is installed, through openings not furnished with doors, are considered a part of the unconfined space.
at least 1.4 cu. m.
A pipe flange that is not drilled for bolt holes.
Blank Flange
Horizontal Pipe
angle of not more than forty-five (45) degrees with the horizontal plane.
The extension of a soil or waste stack above the highest horizontal drain connected to the stack. The uppermost end above the roof is called stack vent through roof (SVTR).
Stack Vent
An impairment of the quality of the water to a degree which creates a hazard to public health and adversely affects the aesthetic and potable qualities of water for domestic use.
Pollution
The drainpipe from the trap of a fixture to the junction of that drain with any other drainpipe.
Fixture Drain
A device designed to retain grease from one to a maximum of four fixtures.
Grease Trap
A pipe or opening used for ensuring the circulation of air in a plumbing system and for relieving the negative pressure exerted on trap seals.
Vent Pipe
A valve opened and closed by the fall and rise, respectively, of an attached ball floating on the surface of the liquid.
Ball Cock
This term means the flexible tubing connection between a service pipe and a water main.
Gooseneck
Gooseneck dimensions one end of which is about ___cm. long and the other end is about ___cm.
30 cm and 7.5 cm
A septic tank with the effluent discharging into a subsurface disposal field, into one or more seepage pits or into a combination of subsurface disposal field and seepage pit or of such other facilities as may be permitted under the procedures set forth elsewhere in this Code.
Private Sewage Disposal System
Minimum Branch Interval
2.43
A water basin used for swimming designed to accommodate many bathers at a time and properly connected to a disposal system, fills and draws water supply or provided with approved water purification and recirculation system.
Swimming Pool
Includes all the pipings within public or private premises which convey sewage or other liquid wastes to a legal point of disposal but does not include the mains of a public sewer system or a public sewage treatment or disposal plant.
Drainage System
It is a drain pipe extending laterally from a soil or waste stack or building drain with or without vertical sections or branches, which receives the discharge from one or more fixture drains and conducts it to the soil or waste stack or to the building drain.
- Horizontal Branch
An approved elastomeric sealing gasket with an approved outer shield and a tightening mechanism.
Shielded Coupling
The maximum vertical depth of liquid that a trap will retain, measured between the crown weir and the top of the dip of the trap.
Trap Seal
Water satisfactory for drinking, culinary and domestic purposes and meets the requirements of the Philippine National Standards for Drinking Water.
Potable Water
A standpipe that operates automatically by opening a hose valve.
Automatic Standpipe System
A vertical pipe, or a reservoir, into which water is pumped to give it at a head.
Standpipe
The water that stands in or passes through the ground.
Ground Water
The level in a fixture at which water begins to overflow over the top or rim of the fixture.
Flood Level
A Vertical Pipe is any pipe or fitting installed in a vertical position or which forms an angle of
not more than forty-five (45) degrees with the vertical line.
An approved plumbing fixture or device of such materials, shape and capacity to Adequately receives the discharge from indirect waste pipes, constructed and located to be readily cleaned.
Receptor
______________ on a backflow prevention device or vacuum breaker is a point conforming to approved standards and established by the testing laboratory (usually stamped on the device by the manufacturer) which determines the minimum elevation above the flood level rim of the fixture or receptacle served where the device may be installed. When a backflow prevention device does not bear a critical level marking, the bottom of the vacuum breaker, combination valve, or the bottom of any such approved device shall constitutes the critical level.
Critical Level
A minimum standard quantity of plumbing fixtures that discharge wastes into a plumbing installation including one (1) water meter, one (1) water closet, one (1) lavatory, one (1) shower head and drain for a bathtub or shower stall, one (1) kitchen sink, one (1) Laundry tray and three (3) floor drains and four (4) faucets/hose bibb.
Plumbing Unit
The purpose for which a building is used or intended to be used. The term shall also include the building or room housing used.
Occupancy
Brazed Joint is any joint obtained by joining of metal parts with alloys which melt at temperatures ______ degrees centigrade, but lower than the melting temperature of the parts to be joined.
higher than 449 degrees
A large opening in a sewer line or part of a plumbing system constructed with sufficient size for a man to gain access therein for maintenance purposes and facility for changes of line and/or grade of pipeline.
Manhole
An interceptor of at least 3 cubic meters capacity to serve one or more fixtures and which is remotely located.
Grease Interceptor
____________ is a vertical vent that is a continuation of the drain to which the vent connects.
Continuous Vent
The pressure available at the fixture or water outlet; allowance is made for pressure drop due to friction loss, head, meter and other losses in the system during maximum demand period.
Residual Pressure
Consists of the water service pipe, water supply line, water distributing pipe and the necessary branch pipes, fittings, valves and all appurtenances required for the supply of potable Water.
Water Supply System
It is that part of a plumbing system extending from the house drain at a point 0.60 meters from the outside face of the foundation wall of a building to the junction with the street sewer or to any point of discharge, and conveying the drainage of one building site.
House Sewer
A fixture designed for the washing of the hands or face. Sometimes called a wash basin.
Lavatory
That portion of an underground system, which cannot drain by gravity into the building sewer.
Building Subdrain
One person living alone or in a group living together, whether related to each other by birth or not.
Family
A water supply pipe connecting the fixture with the fixture branch.
Fixture Supply
Colored black. The cross-sectional shape is CIRCULAR and is denoted by its outside diameter or O.D.
Polyethylene (PE)
An approved tank or pit which receives sewage or wastewater and is located below the normal grade of the gravity system and must be emptied by mechanical means.
Sump
The area included within surrounding walls of a building (or portion thereof), exclusive of vent shafts and courts.
Floor Area
It is integrated within an air accumulator vessel which is designed to discharge a predetermined quantity of water into fixtures for flushing purposes.
Flushometer Tank
A pit beneath a privy where excrement collects.
Privy Vault
A valve in which the flow of fluid is cut off by means of a circular disc that fits over and against the horizontal valve seat. The movement of the plane of the disc is parallel to the normal direction of the flow of water through the orifice resulting in a tortuous passage that offers a high. pressure loss.
Globe Valve
That part of a plumbing system designed and installed to serve more than one (1) appliance, fixture, building, or system.
Common
A pipe which conveys potable water from the building supply pipe to the plumbing fixtures and other water outlets.
Water-distributing Pipe
A comprehensive term, including all constructions for collection, transportation, pumping, treatment and final disposition of sewage.
Sewerage
Tube made of plastic material and colored black. The cross-sectional shape is normally oval and is denoted by its outside diameter or O.D. Normally used as water service connection from main to meter.
Polybutylene (PB)
A single area of land legally recorded or validated by other means acceptable to the Administrative Authority where a building is situated or site of any work regulated by this Code, together with the yard, court, and unoccupied space legally required for the building or works; and which is owned by or in the lawful possession of the owner of the building or works.
Lot
___________ is the nominal diameter as designated commercially. I. D. denotes inside diameter of pipe and O.D. denotes outside diameter of tube.
Diameter
The vertical vent pipe installed primarily for providing circulation of air to and from any part of the soil, waste of the drainage system.
Vent Stack
A fitting, screwed, or caulked over the end of a pipe for closing the pipe end.
Cap
A standpipe that is controlled by a remote control device at each hose station.
Manually-Operated Standpipe System
Any branch in a building drain other than the primary branch.
Secondary Branch
A pipe connected from the building gutter to the downspout or conductor.
Leader
Also called domestic sewage.
Sanitary Sewage
The extended portion of a pipe that is closed at one end to which no connections are made on the extended portion, thus permitting the stagnation of liquid or air therein.
Dead end
A non-watertight lined excavation in the! ground which receives the discharge of a sanitary drainage system or part thereof, designed to retain the organic matter and solids discharging therefrom, but permitting the liquid to seep through the bottom and sides of the cesspool.
Cesspool
A valved outlet of a boiler that permits the discharge of accumulated sediment
Boiler Blow-Off
Equipment or materials included in a LIST published by a listing agency that maintains periodic inspection on current production of listed equipment or materials and whose listing state either that the equipment or materials complied with approved standards or have been tested and found suitable for use in specified manners.
Listed
An arrangement of venting so installed that one vent pipe will serve two (2) traps.
Unit Vent
A pipe fitting of three branches that form the letter “Wye”
Wye
Occurs due to an increased reverse pressure above the supply pressure. This may be due to pumps, boilers, gravity, or other sources of pressure.
Backpressure Backflow
A standpipe where water pressure is maintained at all times.
Wet Standpipe
A flange that closes the end of a pipe. There is no opening for the passage of liquid or gas.
Blind Flange
The unobstructed vertical distance through the free atmosphere between the lowest opening from any pipe, plumbing fixture, appliance, or appurtenance conveying waste to the flood-level rim of the receptor.
Air Gap, Drainage
A structure which any part of its structural framework will ignite and burn at a temperature of 756 degrees centigrade or less.
Combustible Construction
A receptacle other than a trap attached to a plumbing system in which water or wastes may be collected or retained for ultimate discharge into the plumbing system.
Fixture
A vertical soil pipe conveying fecal matter and wastewater.
Soil Stack Pipe
A group vent pipe that starts in front of the extreme fixture connection on a horizontal branch and connects to the vent stack.
Circuit Vent
It is a pipe installed to vent a fixture trap that connects with the vent system above the fixture served or terminates in the open air.
Individual Vent
It is commonly used as a faucet for a pantry sink.
Gooseneck
That portion of a pipe which, for a short distance, is sufficiently enlarged to receive the end of another pipe of the same diameter for the purpose of making it caulked or push-on joint.
Bell or Hub
A condition contrary to sanitary principles or injurious to health.
Insanitary
The pipe from the street water main or other sources of water supply to the building served.
Service Pipe
In Plumbing Code, referred to as Revent Pipe.
Backvent Pipe
A sole proprietorship or corporation composed of Registered and Licensed Master Plumbers together with allied professionals, with the Master Plumbers composing the majority of the membership, incorporators, directors and/or executive officers and Licensed Master Plumber only render work and services within the cognizance of a Registered Master Plumber and members of the allied professions also only render work and services within the cognizance of their respective professions.A sole proprietorship or corporation composed of Registered and Licensed Master Plumbers together with allied professionals, with the Master Plumbers composing the majority of the membership, incorporators, directors and/or executive officers and Licensed Master Plumber only render work and services within the cognizance of a Registered Master Plumber and members of the allied professions also only render work and services within the cognizance of their respective professions.
Plumbing Firm
The installation of all pipings and fitting parts of the plumbing system, which can be completed prior to the installation of fixtures and accessories. These include sanitary and storm drainage, tap, hot and chilled water supplies, gas pipings, vent pipings and the necessary fixture supports.
Roughing-in
That portion of a building included between the upper surface of any floor and the upper surface of the floor next above.
Storey
When applied to a fixture, connection, appliance, or equipment, shall mean having access thereto, but which may require prior removal of an access panel, door, or similar obstruction.
Accessible
A device installed in a drainage system to prevent reverse flow.
Backwater Valve
Confined Space - A room or space having a volume of less than 1.4 cu. m with ____ kilogram calorie of the aggregate input rating of all fuel-burning appliances installed in that space.
250 kilogram calorie
Equipment or materials bearing a label of a listing agency.
Labeled
A plumbing fixture used for washing the middle private part of the body, especially the genitals.
Bidet
The art and technique of installing pipes, fixtures and other apparatuses in buildings for bringing in the supply, liquids, substances and/or ingredients and removing them; and such water, liquid and other carried wastes hazardous to health, sanitation, life, property; also the pipes and fixtures after installation i.e., the plumbing system.
Plumbing
A fitting or device designed and constructed to provide, when properly vented, a liquid seal which prevents the backflow of foul air or methane gas without materially affecting the flow of sewage or wastewater through it.
Trap
NAMPAP
National Master Plumbers Association of the Philippines
That part of the lowest horizontal piping of a drainage system which receives the discharge from soil, waste, and other drainage pipes inside the walls of the building and conveys it to the building sewer beginning 0.6 meter outside the building wall.
Building Drain
A type of pipe connection in which a ball-shaped end is held in a cuplike shell and allows movements in every direction.
Ball Joint
The end of a pipe which fits into a bell. Also a word used synonymously with faucet.
Spigot
Two offsets in succession or in series such that the centerlines of the outside ends are in the same straight line.
Double Offset
A stop valve placed at the connection of the water service pipe to the water main.
Corporation Cock
An organization primarily established for purposes of testing to approve standards and approved by the Administrative Authority.
Approved Testing Agency
A term used to describe soil or waste system where all pipings are of threaded pipe, tubing, or other such rigid construction using recessed drainage fittings to correspond to the types of piping.
Durham System
A Yoke Vent is a type of a _____
Relief Vent
A cylindrical conduit or conductor conforming to the particular dimensions known as “tube sizes” and denoted by its outside diameter or OD.
Tube
A person who specializes in the welding of pipes and holds a valid certificate of competency from a recognized testing agency, based on the requirements of the regulating authority.
Pipeline Welder
Shall mean direct access without the necessity of removing any panel, door or similar obstruction.
Readily Accessible
Per Plumbing Code, Potable PVC water pipings are colored _____.
Blue
A standpipe having no permanent water inside the pipe.
Dry Standpipe
