chapter 2 Flashcards
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ADS
Acrylonitrile-Butadiene·Styrene
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
any change, addition or modification in construction or occupancy.
ALTER or ALTERATION
when applied to a fixture, connection, appliance or equipment, shalt 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.
ACCESSIBLE
a physical separation. which may be a low inlet into the indirect waste receptor from the fixture, appliance or device indirectly
connected.
AIRBREAK
the unobstructed vertical distance through the free atmosphere between the lowest opening fiom any pipe, plumbing fixture, appliance or apputtenance conveying waste to the flood level rim of the receptor.
AIR GAP, DRAINAGE
an unobstructed vertical distance
through the free atmosphere between the lowest opening from any pipe or
faucet conveying potable water to the tlood-level rim of any tank, vat or fixture.
AIR GAP, WATER DISTRIBUTION
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
an organization primarily established for purposes of testing to approve standards and approved by
the Administrative Authority.
APPROVED TESTING AGENCY
The Administrative Authority including the Building Ofiicial, the Commission, the Board and such other drpartment or agency established and authorized to administer and enforce the provisions of Republic Act 13 78 - The Plumbing Code of the Philippines, Presidential Decree No. 223~ as amended by P.D. 657 creating the Professkmal Regulation Commission and prescribing its powers and functions, and Letter of Instruction No. 1000 - ordering and directing the Professiona\ 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 SOOT agencies concerned, to authorize and support PRC Accredited Bonafide Professional Organizations only, and their members to organize, host, sponsor or rcprc~ent the Filipino Professionals in national, regional and international fora, further and conventions where the concerned professions arc involved; and orders 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.
AUTHORITY, ADMINISTRATIVE
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
condition or any arrangement whereby reverse flow can occur.
BACKFLOW CONNECTION
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
device or means to prevent flow of liquid from retuming to the source of supply. Also called vacuum breaker.
BACKFLOW PREVENTER
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.
BACK-SIPHONAGE
a device installed iri a drainage system to prevent reverse flow.
BACKWATER VALVE
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.
BACKVENT 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
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
- a room equipped with a shower stall or bathtub.
BATHROOM
any of two or more similar adjacent fixtures which discharge into a common horizontal soil or waste branch.
BATTERY OF FIXTURES
- that portion of a pipe which, for a short distance, is
sufficiently enlarged to rt.~ceive the end of another pipe of the same
diameter for the purpose of making rt caulked or push-on joi nt
BELL OR HUB
a tool for straightening or bending lead pipe.
BENDING PIN (or IRON)
- synonymous with faucet, cock, tap, plug, etc. The word “faucet” is preferred.
BIBB
A plumbing fixtures used for washing the middle private part of the body, especially the genitals. Also called a “sitz” bath.
BIDET
A pipe tlange that is not drilled for bolt holes.
BLANK FLANGE
- a flange that closes the end of a pipe. There is no
opening for the passage of liquid or gas.
BLIND FLANGE
a controlled outlet of a pipeline to discharge liquid or detritus.
BLOW·OFF
the Licensure Board for Master Plumbers
BOARD
a valved outlet of a boiler that permits discharge of accumulated sediment.
BOILER BLOW-OFF
any part of the piping system other than a main, riser or stack .
BRANCH
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
see Fixture Branch
BRANCH, FIXTURE
see Horizontal Branch
BRANCH, HORIZONTAL
a hmizontal vent connecting one or more individual
vertical back vents with the vent stack or stack vent.
BRANCH VENT
- any joint obtained by joining of metal parts with
alloys which melt at temperatures higher than 449 degrees centigrade, but
lower than t.he melting temperature of the parts to be joined.
BRAZED JOINT
Brown and Sharpe (Specification) or Bell and Spigot (Ends of
Pipes)
B & S
a structure built, erected and framed of component structural
pat1s designed for the housing. shelter, enclosure or support of persons>
animals or prope11y of any kind.
BUILDING
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
that pat1 of the horizontal piping of a drainage system which starts from the end of the building drain and which ref.:eives 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 SEWER
that portion of an underground system, which
cannot drain by gravity into the building sewer.
BUILDING SUBDRAIN
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.
BUILDING SUPPLY
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
a fitting, screwed or caulked over the end of a pipe for closing the
pipe end.
CAP
- a receptacle in which liquids are retained for ~
suflicient period of time to allow settleable material to deposit.
CATCH BASIN
a person who has
shown compct(‘ncc to test and maintain backtlow assemblies to the
satisfaction of the Administratiw Authority having jurisdiction.
CERTIFIED BACKFLOW ASSEMBLY TESTER
a non-watertight lined excavation in .thl! ground which
receives the discharge of a sanitttry drainage system or part thereof,
d~signed to retain the organic matter and solids discharging thcretrom, 0ut
permitting the li4uid to seep through the bottom and sides of the cesspool.
CESSPOOL
a vertical shaft for installarion of different pipe stacks.
CHASE
a valve that automatically closes to prevent the flow
of liquid or gas in a reverse direction
CHECK VALVE
a group vent pipe which starts in front of the extreme
fixture connection on a h01izontal branch and connects to the vent stack.
Sec loop’ vent, also.
CIRCUIT VENT -
Sec Interceptor.
CLARIFIER
The word ‘‘Code” or “this Code,” when U5ed alone, shall mean
these regulations, subsequent amendments thereto or any emergency rule
or regulation which the Administrative Authority having jurisdiction may
lawfully adopt .
CODE
- sec unit vent and dual vent.
COMMON VENT
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
a structure which any part of it!>
stmctural framework will ignite and burn at a temperature of 756 degrees
centigrade or less.
COMBUSTIBLE CONSTRUCTION
The Professional Regulation Commission (PRC)
COMMISSION
that part of a plumbing system designed and installed to
serve more than one ( 1) appliance, fixture, building or system.
COMMON
a mom or space having a volume less than I 4 cu.
m with 250 kilogram calorie of the aggregate input rating of all fuelbmning applianc~s installed in that space
CONFINED SPACE
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.
CONTAMINATION
a continuous vent is vertical vent that is a
continuation of the drain to which the vent connects.
CONTINUOUS VENT
- a drain connecting the compartments of a set of fixtures to a trap or connecting other permitted fixtures to a common
trap.
CONTINUOUS WASTE
- a vertical pipe to convey rainwater
CONDUCTOR OR DOWNSPOUT
- a stop valve placed at the connection of the water service pipe to the water main.
CORPORATION COCK
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.
COURT
- C-L or C/L marking on a backflow prevention
device or vacuum breaker is a point conforming to approved standards (;:fld
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 rcceptable 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 shaH constitute the critical level.
CRITICAL LEVEL
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.
CROSS-CONNECTION
the Administrative
Authority and includes any other law enforcement agency concerned by any
provision of this Code, whether St1ch agency is specifically named or not.
DEPARTMENT HAVING JURISDICTION
the extended portion of a pipe that is closed at one end to
which no councctions arc made on the exl.cndcd portion, thus permitting the
stagnation of liquid or air therein.
DEAD-END
the length of a pipe along its centerline and fittings.
DEVELOPED LENGTH
- 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.
DIAMETER
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 .
DOMESTIC SEWAGE
a pipe fitting with adjacent reverse bends and shaped like the letter “S’’
DOUBLE-BEND FITTING
- two offsets in succession or in series such that the centerlines of the outside ends are in the same straight line .
DOUBLE OFFSET
the vertical portion of a rainwater conductor .
DOWNSPOUT
a pipe, which carries ground and surface waters, stonn water or
wastewater into a building drainage system .
DRAIN
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
a vent that does not carry liquid or water-borne wastes.
DRY VENT
see unit Vent.
DUAL VENT
- 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 con·espond to the types of piping.
DURHAM SYSTEM
–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.)
EFFECTIVE OPENING
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
one person living alone or a group Jiving together, whether related to each other by birth or not.
FAMILY
a valve located at the end of a water pipe through of which water
can be drawn from or held within the pipe .
FAUCET
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
- 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
the water supply pipe between the fixture supply pipe and the water-distributing pipe .
FIXTURE BRANCH
the drainpipe from the trap of a fixture to the junction
of that drain with any other drainpipe.
FlXTURE DRAIN
a water supply pipe connecting the fixture with the
fh.ture branch.
FIXTURE SUPPLY
is an arbitrary quantity in terms of which the loadproducing efTects or water requirements on the plumbing system of different
kinds of plumbing fixtures are cxpres~cd in some arbitrarily chosen scale.
One fixture unit is equivalent to a rate of flow at 28.3 liters per minute ( l cu.
ft./minute).
FIXTURE UNIT
the level in a fixture at which water begins to overflow
ovc:r the top or rim of the fixture.
FLOOD LEVEL
Is the top edge of a receptacle from where water
overflows.
FLOOD LEVEL RIM
- a fixture is flooded when the liquid therein rises to the flood
level rim.
FLOODED
the area included within surrounding walls of a building
(or portion thc1eof), exclusive of vent shafts and courts.
FLOOR AREA
- a tank located above or integral with water closet, urinal or
similar fixtures for flushing or removing excrements in the fixture.
FLUSH TANK
is a device located at the bottom of the tank for the
purpose of flushing waster closet and similar fixtures.
FLUSH VALVE
- is integrated within an air accumulator vessel which is designed to discharge a predetermined quantity of water into
fixtures for flushing purposes.
FLUSHOMETER TANK
is a device, which discharges a predetennined
quantity of water into fixtures for flushing purposes and is actuated by direct .
water pressure.
FLUSHOMETER VALVE
- a valve in which the flow ofwater 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.
GATE 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 nonnal direction of flow of
water through the orifice resulting to a tortuous passage which offers a high.
pressure loss.
GWBE VALVE
a return bend of small-sized pipe, one end of which is
about 30 em. long and the other end is about 7. 5 em. 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
