CHAPTER 2: Defiitions Flashcards
ABS
Acrylonitrile-Butadiene-Styrene
ALLEY
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.
ALTER or ALTERATION
any change, addition or modification in
construction or occupancy.
ACCESSIBLE
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. “Readily accessible” shall mean direct access without the necessity of removing any
panel, door or similar obstruction.
AIRBREAK
a physical separation. which may be a low inlet into the indirect waste receptor from the fixture, appliance or device indirectly connected.
AIR GAP, DRAINAGE
the unobstructed vertical distance through the free atmosphere between the lowest opening from any pipe, plumbing fixture, appliance or apputtenance conveying waste to the flood level rim of the receptor.
AIR GAP, WATER DISTRIBUTION
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.
APPROVED
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 TESTING AGENCY
an organization primarily established for purposes of testing to approve standards and approved by the Administrative Authority.
AUTHORITY, ADMINISTRATIVE
The Administrative Authority including the Building Ofiicial, the Commission, the Board and such other department or agency established and authorized to administer and enforce the provisions of Republic Act 1378 - The Plumbing Code of the Philippines, Presidential Decree No. 223~ as amended by P.D. 657 -
creating the Professional Regulation Commission and prescribing its
powers and functions, and Letter of Instruction No. 1000 - ordering and
directing the Professional Regulation Commission (PRC), the former
Ministry of Human Settlements, the Departments of Foreign Affairs,
Education and Culture, Public Works and Highways, Tourism,
Transportation and Communication all 500T agencies concerned, to
authorize and support PRC Accredited Bonafide Professional
Organizations only, and their members to organize, host, sponsor or
represent the Filipino Professionals in national, regional and international
fora, conventions where the concerned professions arc involved; and
further orders and directs that all government agencies and
instrumentalities shall give priority to bonafide members of the accredited
professional organizations in the hiring of its employees and engagement
of professional services.
BACKFLOW
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 CONNECTION
condition or any arrangement whereby
reverse flow can occur.
BACKPRESSURE BACKFLOW
occurs due to an increased reverse
pressure above the supply pressure. This may be due to pumps, boilers,
gravity or other sources of pressure.
BACKFLOW PREVENTER
device or means to prevent flow of liquid from retuming to the source of supply. Also called **vacuum breaker **.
BACK-SIPHONAGE
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. See backflow.
BACKWATER VALVE
a device installed in a drainage system to
prevent reverse flow .
BACKVENT PIPE
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. This is sometimes called an individual vent. See Revent pipe.
BALL COCK
a valve opened and closed by the fall and rise, respectively, of an attached ball floating on the surface of the liquid.
BALL JOINT
a type of pipe connection in which a ball-shaped end is held in a cuplike shell and allows movements in every direction.
BATHROOM
a room equipped with a shower stall or bathtub.
BATTERY OF FIXTURES
any of two or more similar adjacent fixtures which discharge into a common horizontal soil or waste branch.
OR HUB
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 a caulked or push-on joint
BENDING PIN (or IRON)
a tool for straightening or bending lead pipe
BIBB
BIBB
BIDET
A plumbing fixtures used for washing the middle private part of the body, especially the genitals. Also called a “sitz” bath.
BLANK FLANGE
A pipe flange that is not drilled for bolt holes.
BLIND FLANGE
a flange that closes the end of a pipe. There is no opening for the passage of liquid or gas.
BLOW-OFF
a controlled outlet of a pipeline to discharge liquid or
detritus.
BOARD
the Licensure Board for Master Plumbers
BOILER BLOW-OFF
a valved outlet of a boiler that permits discharge of accumulated sediment.
BRANCH
any part of the piping system other than a main, riser or stack
BRANCH INTERVAL
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, FIXTURE
see Fixture Branch
BRANCH, HORIZONTAL
see Horizontal Branch
BRANCH VENT
a horizontal vent connecting one or more individual vertical back vents with the vent stack or stack vent.
BRAZED JOINT
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.
B & S
Brown and Sharpe (Specification) or Bell and Spigot (Ends of
Pipes)
BUILDING
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 DRAIN
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 SEWER
that part of the horizontal piping of a drainage system which 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 point of disposal.
BUILDING SUBDRAIN
that portion of an underground system, which cannot drain by gravity into the building sewer.
BUILDING SUPPLY
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. Building supply shall also mean water service connection.
CAULKING
plugging an opening with oakum, lead or other materials that are pounded into the annular space. Also, the material pounded into the annular opening .
CAP
a fitting, screwed or caulked over the end of a pipe for closing the pipe end.
CATCH BASIN
a receptacle in which liquids are retained for suflicient period of time to allow settleable material to deposit.
CERTIFIED BACKFLOW ASSEMBLY TESTER
a person who has shown competence to test and maintain backtlow assemblies to the satisfaction of the Administrative Authority having jurisdiction.
CESSPOOL
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.
CHASE
a vertical shaft for installarion of different pipe stacks.
CHECK VALVE
a valve that automatically closes to prevent the flow of liquid or gas in a reverse direction
CIRCUIT VENT
a group vent pipe which starts in front of the extreme fixture connection on a horizontal branch and connects to the vent stack. Sec loop vent, also.
CLARIFIER
Sec Interceptor
CODE
The word ‘‘Code” or “this Code,” 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 .
COMMON VENT
see unit vent and dual vent
COMBINATION WASTE AND VENT SYSTEM
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.
COMBUSTIBLE CONSTRUCTION
a structure which any part of its structural framework will ignite and burn at a temperature of 756 degrees centigrade or less.
COMMISSION
The Professional Regulation Commission (PRC).
COMMON
that part of a plumbing system designed and installed to serve more than one (1) appliance, fixture, building or system.
CONFINED SPACE
a room or space having a volume less than 14 cu.m with 250 kilogram calorie of the aggregate input rating of all fuelbmning appliances installed in that space
CONTAMINATION
an impairment of the quality of the potable water which creates an actual hazard to the public health through poisoning or spread of disease by sewage, industrial fluids or waste. Also, defined as High Hazard.
CONTINUOUS VENT
a continuous vent is vertical vent that is a continuation of the drain to which the vent connects.
CONTINUOUS WASTE
a drain connecting the compartments of a set of fixtures to a trap or connecting other permitted fixtures to a common trap.
CONDUCTOR OR DOWNSPOUT
a vertical pipe to convey rainwater
CORPORATION COCK
a stop valve placed at the connection of the water service pipe to the water main.
COURT
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. All other courts are outer courts.
CRITICAL LEVEL
C-L or C/L marking 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 receptable 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 constitute the critical level.
CROSS-CONNECTION
any connection or arrangement, physical or otherwise, between a potable water supply system and any plumbing fixture or any tank. Receptable, 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.
DEAD-END
the extended portion of a pipe that is closed at one end to which no connections are made on the exetnded portion, thus permitting the
stagnation of liquid or air therein.
DEPARTMENT HAVING JURISDICTION
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.
DEVELOPED LENGTH
the length of a pipe along its centerline and
fittings.
DIAMETER
unless specifically stated, the term “diameter’’ is the nominal
diameter as designated commercially. I. D. denotes inside diameter of pipe
and O.D. denotes outside diameter of tube.
DOMESTIC SEWAGE
the liquid and water-home wastes derived from the ordinary living processes, free trom 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 .
DOUBLE-BEND FITTING
a pipe fitting with adjacent reverse bends and shaped like the letter “S’’
DOUBLE OFFSET
two offsets in succession or in series such that the centerlines of the outside ends are in the same straight line .
DOWNSPOUT
the vertical portion of a rainwater conductor
DRAIN
a pipe, which carries ground and surface waters, stonn water or wastewater into a building drainage system .
DRAINAGE SYSTEM
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.
DRY VENT
a vent that does not carry liquid or water-borne wastes.
DUAL VENT
sec Unit Vent.
DURHAM SYSTEM
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.
EFFECTIVE OPENING
is the minimum cross-sectional area at the point of water supply discharge measured or expressed in terms of: ( 1) 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.)
EXISTING WORK
the on-going installation of the plumbing system or any part thereof which has been installed prior to the effectivity of this Code.
FAMILY
one person living alone or a group living together, whether
related to each other by birth or not.
FERRULE
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.
FAUCET
a valve located at the end of a water pipe through of which water
can be drawn from or held within the pipe .
FIXTURE
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 BRANCH
the water supply pipe between the fixture supply
pipe and the water-distributing pipe .
FlXTURE DRAIN
the drainpipe from the trap of a fixture to the junction
of that drain with any other drainpipe.
FIXTURE SUPPLY
a water supply pipe connecting the fixture with the
fixture branch.
FIXTURE UNIT
is an arbitrary quantity in terms of which the loadproducing effects or water requirements on the plumbing system of different kinds of plumbing fixtures are expressed in some arbitrarily chosen scale. One fixture unit is equivalent to a rate of flow at 28.3 liters per minute (1 cu.ft./minute).
FLOOD LEVEL
the level in a fixture at which water begins to overflow over the top or rim of the fixture.
FLOOD LEVEL RIM
is the top edge of a receptacle from where water
overflows.
FLOODED
a fixture is flooded when the liquid therein rises to the flood
level rim.
FLOOR AREA
the area included within surrounding walls of a building
(or portion thc1eof), exclusive of vent shafts and courts.
FLUSH TANK
a tank located above or integral with water closet, urinal or similar fixtures for flushing or removing excrements in the fixture.
FLUSH VALVE
is a device located at the bottom of the tank for the
purpose of flushing waster closet and similar fixtures.
FLUSHOMETER TANK
is integrated within an air accumulator vessel
which is designed to discharge a predetermined quantity of water into
fixtures for flushing purposes.
FLUSHOMETER VALVE
is a device, which discharges a predetermined
quantity of water into fixtures for flushing purposes and is actuated by direct .
water pressure.
GATE VALVE
a valve in which the flow of water is cut off by means
of a circular disc fitted against machine-smoothed faces, at righl 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.
GLOBE VALVE
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 disc is parallel to the normal direction of flow of
water through the orifice resulting to a tortuous passage which offers a high.
pressure loss.
GOOSENECK
a return bend of 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.
GRADE
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 centiEleters per
meter or percentage slope of pipe.
GREASE INTERCEPTOR
an interceptor of at least 3 cubic meters capacity to serve one or more fixtures and which is remotely located.
GREASE TRAP
a device designed to retain grease from one to a maximum of tour fixtures .
GROUND WATER
the water that stands in or passes through the ground
GROUP VENT
a branch vent that performs its functions for two (2) or
more traps.
HANGERS
see Supports
HEIGHT OF BUILDING
the vertical distance from the “Grade Line” to the highest point of the coping of a tlat roof or to the top line of measured roof or to the average height of the highest gable of a pitch or hip-roof.
HIGH HAZARD
see Contamination
HORIZONTAL BRANCH
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 PIPE
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.
HOUSE DRAIN
is that part of the lowest horizontal piping of a plumbing system which receives the dischaiges from soil, waste and other drainage pipes inside of a building and conveys it to the house sewer outside of the building.
HOUSE SEWER
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
walt 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 STORM SEWER
is the pipeline from the building to the public or street storm drainage system.
HURLESS PIPES
are cast iron soil pipes with plain ends connected together with bolted stainless steel bands and neoprene gaskets.
INDIRECT WASTE PIPE
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 .
INDIVIDUAL VENT
is a pipe installed to vent a fixture trap and which connects with the vent system above the fixture served or terminates in the open air.
INDUSTRIAL WASTE
any and all liquid or water-borne waste from industrial or commercial processes, except domestic sewage.
I.P.S.
means Iron Pipe Size.
INSANITARY
a condition contrary to sanitary principles or injurious to
health
1.
ANY TRAP WHICH DOES NOT MAINTAIN A PROPER TRAP SEAL;
2.
ANY OPENING IN A DRAINAGE SYSTEM. EXCEPT WHERE LAWFUL, WHICH IS NOT PROVIDED WITH AN APPROVED WATER-SEALED TRAP;
3.
ANY PLUMBING FIXTURE OR OTHER WASTE-DISCHARGING RECEPTACLE OR DEVICE. NOT SUPPLIED WITH WATER SUFFICIENT TO FLUSH IT AND MAINTAIN IT IN A CLEAN CONDITION;
4.
ANY DEFECTIVE FIXTURE, TRAP, PIPE OR FITTING;
5.
ANY TRAP, EXCEPT WHERE EXEMPTED IN THIS CODE, DIRECTLY CONNECTED TO A DRAINAGE SYSTEM, THE SEAL OF WHICH IS NOT PROTECTED AGAINST SIPHONAGE AND BACKPRESSURE BY A VENT PIPE;
6.
ANY CONNECTION, CROSS-CONNECTION, CONSTRUCTION OR CONDITION, TEMPORARY OR PERMANENT, WHICH PERMIT OR MAKE POSSIBLE, BY ANY MEANS WHATSOEVER, FOR ANY UNAPPROVED FOREIGN MATTER TO ENTER INTO A WATER DISTRIBUTION SYSTEM USED FOR DOMESTIC PURPOSES; AND
7.
THE FOREGOING ENUMERATION OF CONDITIONS WHICH THE TERM “INSANITARY“ APPLIES, SHALL NOT PRECLUDE THE APPLICATION OF THAT TERM TO CONDITIONS THAT ARE, IN FACT, INSANITARY.
INTERCEPTOR (CLARIFIER)
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.
INVERT
The lowest portion of the interior part of any pipe or conduit that is not vertical.
JURISDICTION
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, Environmeatal Management Bureau (D.E.N.R) and other government: entities that regulate the practice of Registered & Licensed Master Plumbers.
LABELED
equipment or materials bearing a label of a listing agency. All labels shall be embossed, stamped or indelibly marked with stickers, glued on the tinished product indicating the weight, specifications and logo of the manufacturer.
LATERAL
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.
LATRINE
a water closet consisting of a continuous trough containing water. The trough extends under two or more adjacent seats. Prohibited by health authorities for pennanent installations.
LAVATORY
a fixture designed for the washing of the hands or face. sometimes called a wash basin.
LEACHING CESSPOOL
a cesspool that is not watertight.
LEADER (See Conductor)
a pipe connected from building gutter to the
downspout or conductor.
LENGTH OF PIPE
is measured along its centerline.
LIQUID WASTE
is the discharge from any fixture, appliance or appurtenance in connection with a plumbing system which does not receive fecal matter.
LISTED
equipment or materials included in a LIST published by a listing
agency that maintain 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.
LISTING AGENCY
is an agency accepted by the Administrative Authority in the business of listing nr labeling and which maintains a periodic inspection program on curn~nt produc1ion of listed modefs, and makes available a published repot1 of such listing where specific information is included tint the product has been tested against approved standards and found safe for use in a sp~citic manner.
LOCAL VENT
a pipe or shaft to convey foul air from a plumbing fixture or a room to the outer air.
LOOP OR CIRCUIT VENT
a vertical vent connection on a horizontal
soil or waste pipe branch at a point downstream of the last fixture
cormection and turning to a horizontal line above the highest overflow level
of the highest fixture connected thereat; the tenninus connected to the stack
vent in the case of loop venting or to the vent stack nearby in the case of
circuit venting.
LOT
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 i!
owned by or in the lawful possession of the owner of the building or works.
LOW HAZARD
see Pollution.
MAIN
any system of continuous piping, which is the principal artery of
the system where branches are connected.
MAIN SEWER
see Public Sewer.
MAIN VENT
the principal artery of the venting system to which vem
branches are connected .
MANHOLE
a large opening in a sewer line or part of a plumbing system
constmcted with sufficient size for a man to gain access therein for
maintenance purposes and facility for changes of line and/or grade of
pipdine .
MASTER PLUMBER
a person technically and legally qualified anc
licensed to practice the profession of Master Plumbing without limitations in
accordance with Republic Act 13 78. having passed the examinatiom
conducted by the Professional Regulation Commission, has received a
C’e.rtificate of Registration from the Board of Master Plumbing and possesses
the current license to practice.
MAY
the word “may” is a permissive tenn.
MOBILE: HOME PARK SEWER
that part of the horizontal piping of santary 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.
NAMPAP
National Master Plumbers Association of the Philippines.
NUISANCE
includes, but is not limited to the following:
Any public nuisance known in common law or in equity jurisprudence~
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.
OAKUM
hemp or old hemp rope soaked in oil or tar to make it
waterproof.
OCCUPANCY
the purpose for which a building is used or intended to be
used. The term shall also include the building or room housing used.
Change of occupancy is not interpreted to mean change of tenants or
proprietors.
OFFSET
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.
PERSON
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
PB
Polybutylene. Tube made of plastic material and colored black. The
cross-sectional shape is nonnally oval and is denoted by its outside diameter
or 0.0. Nom1ally used as water service connection from main to meter.
PE
Polyethylene. Tube made of plastic material and colored black. The
cross-sectional shape is cir~lar and is denoted by its outside diameter or
O.D.
PIPE
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.
PITCH
see Grade .
PLUMBING
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 carriedwastes
hazardous to health, sanitation, life, property; also the pipes and
fixtures after installation i.e., the plumbing system.
PLUMBING APPLIANCE
any one of a special class of device or
equipment intended to perform a speciaf 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 measuted volume or weight; or the device or equipment
may be manually adjusted or controlled by the user or operator.
PLUMBING APPURTENANCE
a manufactured device or a prefabricated assembly or an on-the-job assembly of component parts, and serves as 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, eccnomy or Sclfety of the plumbing system.
PLUMBING FIRM
a sole proprietorship or corporation composed of
Registered and Licen:)ed Master Plumbers together with allied professionals,
wi.th the Master Plumbers composing the majority of the membersship,
incorporators, directors and/or executive officers and Licensed Master
Plumber only render work and services within the cognizance of a Registered
Master PJumber and members of the allied professions also only render work
and services within the cognizance of their respective professions.
PLUMBING FIXTURES
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 OFFICIAL
THE ADMINISTRATIVE AUTHORITY OR THE OFFICER CHARGED WITH THE ADMINISTRATION AND ENFORCEMENT OF THE NATIONAL PLUMBING CODE, OR HIS REGULARLY AUTHORIZED DEPUTY.
PLUMBING SYSTEM
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 UNIT
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.
POLLUTION
AN IMPAIRMENT OF THE QUALITY OF THE WATER TO A DEGREE WHICH CREATES HAZARD TO THE PUBLIC HEALTH AND ADVERSELY AFFECTS THE AESTHETIC AND POTABLE QUALITIES OF WATERS FOR DOMESTIC USE .
POTABLE WATER
WATER SATISFACTORY FOR DRINKING, CULINARY AND DOMESTIC PURPOSES AND MEETS THE REQUIREMENTS OF THE PHILIPPINE NATIONAL STANDARDS FOR DRINKING WATER.
PRESSURE
RESIDUAL PRESSURE – 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.
PRIMARY BRANCH
OF THE BUILDING DRAIN IS THE SINGLE SLOPING DRAIN FROM THE BASE OF A STACK TO ITS JUNCTION WITH THE MAIN BUILDING DRAIN.
PRIVATE OR PRIVATE USE
IN CLASSIFICATION OF PLUMBING FIXTURES, “PRIVATE” APPLIES TO PLUMBING FIXTURES IN RESIDENCES AND APARTMENTS, TO PRIVATE BATHROOMS IN HOTELS AND HOSPITALS, TO REST ROOMS 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 SEWAGE DISPOSAL SYSTEM
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 SEWER
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
PRIVY
AN OUTHOUSE OR STRUCTURE USED FOR THE DEPOSITION OF EXCREMENT.
PRIVY VAULT
A PIT BENEATH A PRIVY WHERE EXCREMENT COLLECTS .
PUBLIC OR PUBLIC USE
IN THE CLASSIFICATION OF PLUMBING FIXTURES, “PUBLIC” OR “PUBLIC USE” SHALL MEAN ALL BUILDINGS OR STRUCTURES THAT ARE NOT DEFINED AS PRIVATE OR PRIVATE USE .
PUBLIC SEWER
A COMMON SEWER DIRECTLY CONTROLLED BY PUBLIC AUTHORITY TO WHICH ALL ABUTTERS HAVE EQUAL RIGHTS OF CONNECTIONS.
PVC
POLYVINYL CHLORIDE. POTABLE WATER PIPINGS ARE COLOR-CODED BLUE. DRAINPIPES ARE MANUFACTURED WITH TOXIC COMPONENTS AND ARE COLOR-CODED GRAY, ORANGE OR BROWN.
QUALITY MATERIALS
ALL PLUMBING FIXTURES AND MATERIALS USED IN ANY DISCHARGE OR PLUMBING SYSTEM OR PARTS THEREOF SHALL BE FREE FROM DEFECTS.
RECEPTOR
AN APPROVED PLUMBING FIXTURE OR DEVICE OF SUCH MATERIALS, SHAPE AND CAPACITY TO ADEQUATELY RECEIVE THE DISCHARGE FROM INDIRECT WASTE PIPES, CONSTRUCTED AND LOCATED TO BE READILY CLEANED.
REGULATING EQUIPMENT
INCLUDE ALL VALVES AND CONTROLS USED IN PLUMBING SYSTEMS WHICH ARE ACCESSIBLE.
RELIEF VENT
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.
REPAIR
THE RECONSTRUCTION OR RENEWAL OF ANY PART OF AN EXISTING BUILDING FOR ITS MAINTENANCE. THE WORD “REPAIR” OR “REPAIRS” SHALL NOT APPLY TO ANY CHANGE OF CONSTUCTION OR OCCUPANCY.
RETURN BEND
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.
REVENT PIPE
SEE BACKVENT PIPE .
RIM
AN UNOBSTRUCTED TOP OPEN EDGE OF A FIXTURE.
RISER
A WATER SUPPLY PIPE, WHICH EXTENDS VERTICALLY TO ONE FULL STORY OR MORE TO CONVEY WATER INTO PIPE BRANCHES OR PLUMBING FIXTURES.
ROUGHING-IN
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, TRAP, HOT AND CHILLED WATER SUPPLIES, GAS PIPINGS, VENT PIPINGS AND THE NECESSARY FIXTURE SUPPORTS.
SAND INTERCEPTOR
SEE INTERCEPTOR.
SANITARY SEWAGE
THE WASTEWATER CONTAINING HUMAN EXCREMENTS AND LIQUID HOUSEHOLD WASTE. ALSO CALLED DOMESTIC SEWAGE.
SANITARY SEWER
A SEWER INTENDED TO RECEIVE SANITARY SEWAGE WITH OR WITHOUT PRE-TREATED INDUSTRIAL WASTES AND WITHOUT THE ADMIXTURE OF RAIN OR GROUND WATER.
SEAL
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 .
SECONDARY BRANCH
ANY BRANCH IN A BUILDING DRAIN OTHER THAN THE PRIMARY BRANCH.
SEEPAGE PIT
A LOOSELY LINED EXCAVATION IN THE GROUND. WHICH RECEIVES THE DISCHARGE OF A SEPTIC TANK AND DESIGNED TO PEMIT THE EFFLUENT FROM THE SEPTIC TANK TO SEEP THROUGH PIT BOTTOM AND SIDES .
SEPTIC TANK
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 .
SERVICE PIPE
THE PIPE FROM THE STREET WATER MAIN OR OTHER SOURCE OF WATER SUPPLY TO THE BUILDING SERVED
SEWAGE
ANY WASTEWATER CONTAINING ANIMAL OR VEGETABLE MATTER IN SUSPENSION OR SOLUTION AND MAY INCLUDE LIQUIDS CONTAINING CHEMICALS IN SOLUTION
SEWER
A PIPE OR CONDUIT FOR CARRYING SEWAGE AND WASTEWATER .
SEWERAGE OR SEWERAGE WORKS
A COMPREHENSIVE TERM, INCLUDING ALL CONSTRUCTIONS FOR COLLECTION, TRANSPORTATION. PUMPING. TREATMENT AND. FINAL DISPOSITION OF SEWAGE
SHAFT
A VERTICAL OPENING THROUGH A BUILDING FOR ELEVATORS, DUMBWAITERS, LIGHTS. VENTILATION OR SIMILAR PURPOSES.
SIAMESE CONNECTION
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 .
SIPHONAGE
A SUCTION CREATED BY THE FLOW OF LIQUIDS IN PIPES. A PRESSURE LESS THAN ATMOSPHERIC.
SHALL
THE WORD “SHALL” DENOTES MANDATORY ACCEPTATION.
SHIELDED COUPLING
AN APPROVED CLASTOMERIC SEALING GASKET WITH AN APPROVED OUTER SHIELD AND A TIGHTENING MECHANISM.
SINGLE FAMILY DWELLING
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.
SIZE AND TYPE OF TUBING
SEE DIAMETER.
SLIP JOINT
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.
SLOPE
SEE GRADE .
SOIL STACK PIPE
A VERTICAL SOIL PIPE CONVEYING FECAL MATTER AND WASTEWATER.
SOIL PIPE
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
SOLDERED JOINT
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 .
SPIGOT
THE END OF A PIPE WHICH FITS INTO A BELL. ALSO A WORD USED SYNONYMOUSLY WITH FAUCET.
SPECIAL WASTE
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.
stack
THE VERTICAL MAIN OF A SYSTEM OF SOIL, WASTE OR VENT PIPINGS EXTENDING THROUGH ONE OR MORE STORIES AND EXTENDED THRU THE ROOF
STANDPIPE
A VERTICAL PIPE, OR A RESERVOIR, INTO WHICH WATER IS PUMPED
TO GIVE IT AT A HEAD, CLASSIFIED AS:
1.
WET STANDPIPE - WATER PRESSURE IS MAINTAINED AT ALL TIMES~
2.
AUTOMATIC STANDPIPE SYSTEM - OPERATES AUTOMATICALLY BY OPENING A HOSE VALVE~
3.
MANUALLY-OPERATED STANDPIPE SYSTEM - REMOTE CONTROL DEVICE AL EACH HOSE STATION; AND
4.
DRY STANDPIPE - HAVING NO PERMANENT WATER INSIDE THE PIPE.
STORM WATER
THAT PORTION OF THE RAINFALL OR OTHER PRECIPITATION WHICH RUNS OFF OVER THE EARTH SURFACE AFTER A STORM
STOREY
THAT PORTION OF A BUILDING INCLUDED BETWEEN THE UPPER SURFACE OF ANY FLOOR AND THE UPPER SURFACE OF THE FLOOR NEXT ABOVE .
SUBSOIL DRAIN
AN UNDERGROUND DRAINPIPE THAT RECEIVES ONLY SUB-SURFACE OR SEEPAGE WATER AND CONVEY IT TO A SUMP FOR DISPOSAL BY GRAVITY FLOW OR BY LIFT PUMP.
STACK VENT
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).
SUMP
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 .
SUPPORTS
SUPPORTS, HANGERS, ANCHORS, BRACKETS, CRADLES ARE DEVICES FOR HOLDING AND SECURING PIPES AND FIXTURES TO WALLS, CEILING, FLOORS OR STRUCTURAL MEMBERS.SUPPORTS
SURFACE WATER
THAT PORTION OF RAINFALL OR OTHER PRECIPITATION WHICH RUNS OFF OVER THE SURFACE OF THE GROUND .
SWIMMING POOL
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.
TAILPIECE
THE PIPE OR TUBING THAT CONNECTS THE OUTLET OF A PLUMBING FIXTURE TO THE TRAP.
TAPPED TEE
A TEE WITH THE BRANCH TAPPED TO RECEIVE A THREADED PIPE OR FITTINGS
TRAP
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 ARM
THAT PORTION OF A FIXTURE DRAIN BETWEEN A TRAP AND THE VENT.
TRAP SEAL
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.
TUBE
A CYLINDRICAL CONDUIT OR CONDUCTOR CONFORMING TO THE PARTICULAR DIMENSIONS KNOWN AS “TUBE SIZES” AND DENOTED BY ITS OUTSIDE DIAMETER OR O.D.
UNCONFINED SPACE
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 .
UNIT VENT
AN ARRANGEMENT OF VENTING SO INSTALLED THAT ONE VENT PIPE WILL SERVE TWO (2) TRAPS.
VACUUM
AN AIR PRESSURE LESS THAN ATMOSPHERIC. ALSO, IMPLIES SIPHONAGE IN PIPING SYSTEM.
VACUUM BREAKER
SEE BACKFLOW PREVENTER.
VENT PIPE
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 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 STACK
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 SYSTEM
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.
VERTICAL PIPE
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.
WASTE
SEE LIQUID WASTE AND INDUSTRIAL WASTE.
WASTE PIPE
A PIPE, WHICH CONVEYS ONLY WASTEWATER OR LIQUID WASTE, FREE OF FECAL MATTER.
WATER TREATMENT
A DEVICE WHICH CONDITIONS OR TREATS WATER SUPPLY TO IMPROVE WATER QUALITY, REMOVE SUSPENDED SOLIDS BY FILTRATION.
WATER- DISTRIBUTING PlPE
A PIPE WHICH CONVEYS POTABLE WATER FROM THE BUILDING SUPPLY PIPE TO THE PLUMBING FIXTURES AND OTHER WATER OUTLETS
WATER MAIN
OR STREET MAIN IS THE WATER-SUPPLY PIPE FOR PUBLIC OR COMMUNITY USE.
WATER SUPPLY SYSTEM
OF A BUILDING OR PREMISES 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.
WET VENT
THAT PORTION OF A VENT PIPE THROUGH WHERE WASTEWATER ALSO FLOWS THROUGH.
WELDED JOINT OR SEAM
ANY JOINT OR SEAM OBTAINED BY THE JOINING OF METAL PARTS IN A PLASTIC MOLTEN STATE
WELDER, PIPELINE
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.
WYE
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”
YARD
AN OPEN. UNOCCUPIED SPACE, OTHER THAN A COURT, UNOBSTRUCTED FROM THE GROUND TO THE SKY, EXCEPT WHERE SPECIFICALLY PROVIDED IN THIS CODE.
