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.
BELL 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
synonymous with faucet, cock, tap, plug, etc. The word “faucet” is
preferred.
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.