PLumbing Code Flashcards

1
Q

Republic Act No. 1378

A

Plumbing Law signed by Pres. Magsaysay

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2
Q

Republic Act No. 1364

A

Sanitary Engineering Law signed by Pres. Magsaysay

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3
Q

Republic Act No. 6541

A

Building Code of the Philippines

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4
Q

City Ordinance 2411

A

Plumbing Code for the City of Manila

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5
Q

issued a letter of proposal for proper waste disposal

A

Governor General Harrison

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6
Q

first Chief of the Division of Plumbing Construction and Inspection.

A

John F. Hass

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7
Q

spearheaded the updating of the Revised Plumbing Code

A

Jaime M. Cabase

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8
Q

Plumbing Engineering was first introduced?

A

Feati University

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9
Q

National Master Plumbers Association of the Philippines

A

NAMPAP

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10
Q

National Waterworks and Sewerage Authority

A

NAWASA

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11
Q

year of the plumbing trade was duly recognized by the government.

A

1902

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12
Q

NAMPAP has been registered with the Securities and Exchange Commission

A

1935

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13
Q

First licensure examination for master plumbers

A

July 1956

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14
Q

Plumbing Code was promulgated and approved by Malacañang.

A

January 28, 1959

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15
Q

Examiners and NAMPAP prepared a curriculum for Plumbing Engineering.

A

1966-1969

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16
Q

First Amendment to the Plumbing Code was approved (inclusion
of Asbestos Cement Pipe as approved plumbing material)

A

November 28, 1967

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17
Q

First fully computerized examination for master plumbers

A

February 23, 1994

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18
Q

Acrylonitrile-Butadiene-Styrene

A

ABS

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19
Q

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.

A

ACCESSIBLE

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20
Q

shall mean direct access without necessity of removing any panel,
door or similar obstruction

A

READILY ACCESSIBLE

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21
Q

a physical separation, which may be a low inlet into the indirect waste
receptor from the fixture, appliance or device indirectly connected.

A

AIRBREAK

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22
Q

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.

A

AIR GAP, DRAINAGE

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23
Q

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

A

AIR GAP, WATER DISTRIBUTION

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24
Q

an organization primarily established for purposes of testing
to approve standards and approved by the Administrative Authority.

A

APPROVED TESTING AGENCY

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25
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
26
condition or any arrangement whereby reverse flow can occur.
BACKFLOW CONNECTION
27
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
28
device or means to prevent flow of liquid from returning to the source of supply. Also called “Vacuum Breaker”
BACKFLOW PREVENTER
29
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
30
a device installed in the drainage system to prevent reverse flow.
BACKWATER VALVE
31
the part of the 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”
BACKVENT PIPE
32
a valve opened & closed by the fall & rise, respectively of an attached ball floating on the surface of the liquid.
BALL COCK
33
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
34
any of two or more similar adjacent fixture which discharge into a common horizontal soil or waste branch.
BATTERY OF FIXTURES
35
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.
BELL OR HUB
36
a tool for straightening or bending lead pipe
BENDING PIN (or IRON)
37
Also called a “stiz” bath.
BIDET
38
a pipe flange that is not drilled for bolt holes
BLANK FLANGE
39
a flange that closes the end of the pipe. There is no opening for the passage of liquid & gas.
BLIND FLANGE
40
a controlled outlet of a pipeline to discharge liquid or detritus.
BLOW-OFF
41
a valve outlet of a boiler that permits discharge of accumulated sediment.
BOILER BLOW-OFF
42
any part of piping system other than the main, riser or stack
BRANCH
43
a length of soil or waste stack corresponding in the general to a story height, but in no case less than 2.43m within which the horizontal branches from one floor or story of a building are connected to the stack.
BRANCH INTERVAL
44
a horizontal vent connecting one or more individual vertical back vents with the vent stack or stack vent
BRANCH VENT
45
any joint obtained by joining of metal parts with alloys which melt at temperatures higher than 499 degrees centigrade, but lower than the melting temperature of the parts to be joined.
BRAZED JOINT
46
Brown & Sharpe (Specification) or Bell & Spigot (Ends of Pipes)
B & S
47
that part of the lowest horizontal piping of a drainage system which receives the discharge from soil, waste & other drainage pipes inside the walls of the building & conveys it to the building sewer beginning 0.6m outside the building wall.
BUILDING DRAIN
48
that part of the horizontal piping of a drainage system which starts from the end drain & conveys it to a public sewer, private sewer, individual sewage disposal system or other point of disposal.
BUILDING SEWER
49
that portion of an underground system, which cannot drain by gravity into the building sewer.
BUILDING SUBDRAIN
50
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
51
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
52
a receptacle in which liquids are retained for a sufficient period of time to allow settable material to deposit.
CATCH BASIN
53
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
54
a non-watertight lined excavation in the ground which relieves the discharge of a sanitary drainage system or part thereof, designed to retain the organic matter & solids discharging therefrom, but permitting the liquid to seep through the bottom & sides of the cesspool.
CESSPOOL
55
a vertical shaft for installation of different pipe stacks.
CHASE
56
a valve that automatically closes to prevent the flow of liquid or gas in a reverse direction.
CHECK VALVE
57
a group vent pipe which starts in front of the extreme fixture connection on a horizontal branch and connects to the vent stack. A.k.a. “Loop Vent”.
CIRCUIT VENT
58
A.k.a. “Loop Vent or Unit Vent”.
COMMON VENT
59
a specially designed system of waste piping embodying the horizontal wet venting of one or more sink or floor drains by means of a common horizontal waste & vent pipe, adequately sized to provide free movement of air above the flow line of the drain.
COMBINATION WASTE & VENT SYSTEM
60
a structure which any part of its structural framework will ignite & burn at a temperature of 756 degrees centigrade or less.
COMBUSTIBLE CONSTRUCTION
61
that part of plumbing system designed & installed to serve more than (1) appliance, fixture, building or system.
COMMON
62
a room or space having a volume less than 1.4 m3 with 250 kilogram calorie of the aggregate input rating of all fuel-burning appliances installed in that space.
CONFINED SPACE
63
a continuous vent is vertical vent that is a continuation of the drain to which the vent connects.
CONTINUOUS VENT
64
a drain connecting the compartments of a set of fixtures to trap or connecting other permitted fixtures to a common trap.
CONTINUOUS WASTE
65
a vertical pipe to convey rainwater.
CONDUCTOR OR DOWNSPOUT
66
- a stop valve placed at the connection of the water service pipe to the water main.
CORPORATION COCK
67
C-L or C/L marking on a backflow prevention device or vacuum breaker is a point conforming to approved standards & established by the testing laboratory (usually stamped on the device by the manufacturer)
CRITICAL LEVEL
68
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
69
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
70
the length of a pipe along its centerline & fittings
DEVELOPED LENGTH
71
is the “nominal diameter” as designated commercially: I.D. - inside diameter O.D. - outside diameter
DIAMATER
72
the liquid & water-borne wastes derived from the ordinary living processes, free from industrial wastes & 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
73
a pipe fitting with adjacent reverse bends and shaped like letter “S”.
DOUBLE-BEND FITTING
74
two offsets in succession or in series such that the centerlines of the outside ends are in the same straight line.
DOUBLE OFFSET
75
the vertical portion of a rainwater conductor
DOWNSPOUT
76
- a pipe, which carries ground surface waters, storm water or wastewater into a building drainage system.
DRAIN
77
includes all the piping 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 system or disposal plant
DRAINAGE SYSTEM
78
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
79
is the minimum cross-sectional area at the point of water supply discharged measured or expressed in terms of: (also applicable to air gap installation) Diameter of a circle Diameter of a circle of equivalent cross-sectional area (if the opening is not circular
EFFECTIVE OPENING
80
the on-going installation of the plumbing installation of the plumbing system or any part thereof which has been installed prior to the effectivity of the National Plumbing Code.
EXISTING WORK
81
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
82
a receptacle other than a trap attached into a plumbing system in which water or wastes may be collected or retained for ultimate discharge into the plumbing system.
FIXTURE
83
the water supply pipe between the fixture supply pipe & the water distributing pipe.
FIXTURE BRANCH
84
the drainpipe from the trap of a fixture to the junction of that drain with any other drainpipe.
FIXTURE DRAIN
85
- a water supply pipe connecting the fixture with the fixture branch.
FIXTURE SUPPLY
86
- is an arbitrary quantity in terms of which the load producing effects of water requirements on the plumbing system of different kinds of plumbing fixtures are expressed in some arbitrary chosen scale.  One fixture unit is equivalent to a rate of flow at 28.3 liters per minute or (1 cu.ft. per minute)
FIXTURE UNIT
87
- the level in a fixture at which water begins to overflow over the top of rim of the fixture
FLOOD LEVEL
88
is the top edge of the receptacle from where water overflows.
FLOOD LEVEL RIM
89
a fixture is flooded when the liquid therein rises to the flood level rim.
FLOODED
90
a tank located above or integral with water closet, urinal or similar fixtures for flushing or removing excrements in the fixture.
FLUSH TANK
91
is a device located at the bottom of the tank for the purpose of flushing water closet or similar fixtures.
FLUSH VALVE
92
is integrated within a n air accumulator vessel which is designed to discharge a predetermined quantity of water into fixtures for flushing purposes.
FLUSHOMETER TANK
93
is a device, which discharges a predetermined quantity of water into fixtures for flushing purposes & is actuated by direct water pressure.
FLUSHOMETER VALVE
94
a valve in which the flow of water is cut off by means of a circular disc fitted against a machine-smoothed faces, at right angles to the direction of flow. The disk is raised or lowered by means of a threaded stem 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
95
a valve in which the flow of fluid is cut off by means of a circular disc that fits over & against the horizontal valve seat.
GLOBE VALVE
96
a return bend of a small sized pipe, one end of which is about 30cm long & the other end is about 7.5cm long. It is commonly used as a faucet for a pantry sink. Also, the term means the flexible tubing connection between the service pipe & the water main.
GOOSENECK
97
an interceptor of at least 3 cubic meters capacity to serve one or more fixtures which is remotely located.
GREASE INTERCEPTOR
98
a device designed to retain grease from 1 to a maximum of 4 fixtures.
GREASE TRAP
99
a branch vent that performs its functions for 2 or more traps
GROUP VENT
100
- 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
101
- is any pipe or fitting installed in a horizontal position or which forms an angle of not more than forty-five 45 degrees from the horizontal plain.
HORIZONTAL PIPE
102
is that part of the lowest horizontal piping of a plumbing system which receives the discharges from soil, waste and other drainage pipes inside of a building and conveys it to the house sewer outside of the building.
HOUSE DRAIN
103
is that part of a plumbing system extending from the house drain at a point 0.60m 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
104
is the pipeline from the building to the public or street storm drainage system.
HOUSE STORM SEWER
105
are cast iron soil pipes with plain ends connected together with bolted stainless steel bands and neoprene gaskets.
HUBLESS PIPES
106
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
107
is a pipe installed to vent a fixture trap & which connects with the vent system above the fixture served to terminate in the open air. (a.k.a. backvent)
INDIVIDUAL VENT
108
any and all liquid or water-borne waste from industrial or commercial processes, except domestic sewage.
INDUSTRIAL WASTE
109
means Iron Pipe Size
IPS
110
a condition contrary to sanitary principles or injurious to health.
INSANITARY
111
s a device designed & installed to separate & retain deleterious, hazardous or desirable matters from normal wastes & permits normal sewage or liquid wastes to discharge into the disposal terminal by gravity.
INTERCEPTOR (CLARIFIER)
112
the lowest portion of the interior part of any pipe or conduit that is not vertical.
INVERT
113
equipment or materials bearing a label of a listing agency. All labels shall be embossed, stamped or indelibly marked with stickers, glued on the finished product indicating the weight, specifications & logo of the manufacturer.
LABELLED
114
A secondary pipeline
In plumbing
115
A common sewer to which no other branch sewer is connected. It receives sewage from building sewer service connections only.
In sewerage
116
a water closet consisting of a continuous through containing water. The though extends under two or more adjacent seats. Prohibited by health authorities for permanent installations.
LATRINE
117
wash basin
LAVATORY
118
a cesspool that is not watertight
LEACHING CESSPOOL
119
- a pipe connected from building gutter to the downspout or conductor.
LEADER
120
is measured along its centerline
LENGTH OF PIPE
121
is the discharge from any fixture, appliance or appurtenance in connection with a plumbing system which does not receive fecal matter
LIQUID WASTE
122
a pipe or shaft to convey foul air from a plumbing fixture or a room to the outer air.
LOCAL VENT
123
a vertical vent connection on a horizontal soil waste pipe branch at a point downstream of the last fixture connection 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
124
any system of continuous piping, which is a principal artery of the system were branches are connected.
MAIN
125
the principal artery of the venting system to which vent branches are connected.
MAIN VENT
126
that part of the horizontal piping of 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
127
any work regulated by the “Plumbing law” that is dangerous to human life or detrimental to health & property
NUISANCE
128
hemp or old hemp rope soaked in oil or tar to make it waterproof.
OAKUM
129
in a line of piping is a combination of elbows or bends, which brings one section of the pipe out of the line but into a line parallel with the original section.
OFFSET
130
tube made of plastic material colored black. The cross-sectional shape is normally oval and is denoted by its outside diameter (O. D.). Normally used as water service connection from main to meter.
PB (POLYBUTELENE)
131
tube made of plastic material colored black. The cross-sectional shape is circular and is denoted by its outside diameter (O. D.).
PE (POLYETHYLENE)
132
a cylindrical conduit or conductor conforming to the particular dimensions commonly known as “pipe size” & its denoted by its interior diameter (I. D.).
PIPE
133
the art & technique of installing pipes, fixtures & other apparatuses in buildings for bringing the supply, liquids, substances &/or ingredients & removing them; & such water, liquid & other carried-wastes hazardous to health, sanitation, life, property; also the pipes and fixtures after installation i.e., the plumbing system.
PLUMBING
134
any one of a special class of device or equipment intended to perform a special plumbing function. Such device or equipment may operate automatically or may be manually adjusted or controlled by the user or operator.
PLUMBING APPLIANCE
135
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 & plumbing fixtures. An appurtenance demands no additional water supply nor does it add any discharge load to a fixture or the drainage system.
PLUMBING APPURTENANCE
136
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.
PLUMBING FIXTURES
137
- includes all potable water supply & distribution pipes, all plumbing fixtures & traps; all sanitary & storm drainage systems; vent pipes, roof drains, leaders & downspouts; & all building drains & sewers, including their respective joints & connections; devices, receptacles, tap, hot & chilled water pipings; potable water treating or using equipment; fuel gas piping; water heaters & vents for same.
 PLUMBING SYSTEM
138
a minimum standard quantity of plumbing fixtures that discharge wastes into a plumbing installation including:  1 water meter  1 water closet  1 lavatory  1 shower head & drain for a bathtub or shower stall  1 kitchen sink  1 laundry tray  3 floor drains  4 faucets/hose bibb
PLUMBING UNIT
139
the normal force exerted by a homogeneous liquid or gas, per unit of area on the wall of the container
PRESSURE
140
the pressure existing without any flow of motion
Static Pressure
141
the pressure available at the fixture or water outlet; allowance is made for pressure drop due to friction loss, head, meter & other losses in the system during maximum demand period
Residual Pressure
142
of the building drain is the single sloping drain from the base of a stack to its junction with the main building drain.
PRIMARY BRANCH
143
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 & seepage pit or of such other facilities as may be permitted under the procedures set forth elsewhere in the Plumbing Code.
PRIVATE SEWAGE DISPOSAL SYSTEM
144
a building sewer, which receives the discharge from more than one building drain & conveys it to the public sewer, private sewage disposal system, or other points of disposal.
PRIVATE SEWER
145
an outhouse or structure used for the deposition of excrement.
PRIVY
146
a pit beneath a privy where excrement collects.
PRIVY VAULT
147
a common sewer directly controlled by public authority to which all abutters have equal rights of connections.
PUBLIC SEWER
148
Potable water pipings - color-coded BLUE  Drainpipes - color-coded GRAY, ORANGE or BROWN
PVC (POLYVINYL CHLORIDE)
149
all plumbing fixtures and materials used in any discharge or plumbing system or parts thereof shall be free from defects.
QUALITY OF MATERIALS
150
an approved plumbing fixture device of such materials, shape & capacity to adequately receive the discharge from indirect waste pipes, constructed & located to be readily cleaned.
RECEPTOR
151
include all valves and controls used in plumbing systems which are accessible.
REGULATING EQUIPMENT
152
a vertical vent line, the primary function of which is to provide additional circulation of air between the drainage & vent systems or to act as an auxiliary vent on a specially designed system such as a “yoke vent” connection between the soil & vent stacks.
RELIEF VENT
153
an open return bend usually made up of two 90degree bends with inside & outside threads, flanged, or welded fittings; and also applied to 180degrees bend in copper tubing.
RETURN BEND
154
an unobstructed top open edge of a fixture.
RIM
155
- a water supply pipe, which extends vertically to one full story or more to convey water into a pipe branches or plumbing fixtures.
RISER
156
the installation of all pipings and fitting parts of the plumbing system, which can be completed prior to the installation of fixtures & accessories. These include sanitary & storm drainage, tap, hot & chilled water supplies, gas pipings, vent pipings & the necessary fixture supports.
ROUGHING-IN
157
the wastewater containing human excrements & liquid household waste. Also called domestic sewage
SANITARY SEWAGE
158
the vertical distance between the dip & the crown weir of a trap. Also, the water in the trap between the dip & the crown weir
SEAL
159
any branch in the building drain or other than the primary branch.
SECONDARY BRANCH
160
a loosely lined excavation in the ground, which receives the discharge of a septic tank & designed to permit the effluent from the septic tank to seep through pit bottom & sides.
SEEPAGE PIT
161
a water-tight receptacle which receives the discharge of a sanitary plumbing system or part thereof, designed & constructed to retain solids, digest organic material through a period of detention & to allow the liquids to discharge into the soil outside of the tank through a system open-jointed sub-surface pipings or a seepage pit.
SEPTIC TANK
162
the pipe from the street water main or other source of water supply to the building served.
SERVICE PIPE
163
any wastewater containing animal or vegetable matter in suspension or solution and may include liquids containing chemicals in solution.
SEWAGE
164
a pipe or conduit for carrying sewage & wastewater.
SEWER
165
a comprehensive term, including all constructions for collection, transportation, pumping, treatment & final disposition of sewage.
SEWERAGE OR SEWERAGE WORKS
166
a vertical opening through a building for elevators, dumbwaiters, lights, ventilation or similar purposes.
SHAFT
167
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
168
a suction created by the flow of liquids in pipes. A pressure less than atmospheric.
SIPHONAGE
169
an approved elastomeric sealing gasket with an approved outer shield & a tightening mechanism.
SHIELDED COUPLING
170
an adjustable tubing connection, consisting of a compression nut, a friction ring, & a compression washer, designed to fit a threaded adapter fitting or a standard taper pipe thread.
SLIP JOINT
171
a vertical soil pipe conveying fecal matter & wastewater.
SOIL STACK PIPE
172
- any pipe, which conveys the discharge water from 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
173
a pipe joint obtained by joining metal parts with metallic fixtures or alloys which melt a temperature below 427 degrees centigrade & above 149 degrees centigrade.
 SOLDERED JOINT
174
the end of a pipe which fits into a bell. Also a word used “synonymously with faucet”
SPIGOT
175
wastes which require some special methods of handling such as the use of indirect waste piping & receptors; corrosion-resistant piping; sand, oil or grease interceptors; condensers or other preteatment facilities.
SPECIAL WASTE
176
the vertical main of a system of soil, waste or vent pipings extending through one or more stories & extended thru the roof
STACK
177
a vertical pip, or a reservoir, into which water is pumped to give it at a head,
STANDPIPE
178
water pressure is maintained at all times
Wet Standpipe
179
operates automatically by opening a hose valve
Automatic Standpipe System
180
remote control device at each hose station
Manually-Operated Standpipe System
181
having no permanent water inside the pipe.
Dry Standpipe
182
that portion of the rainfall or other precipitation which runs off over the earth surface after a storm
STORM WATER
183
an underground drainpipe that receives only sub-surface or seepage water & convey it to a sump for disposal by gravity flow or by lift pump.
SUBSOIL DRAIN
184
an 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
185
an approved tank or pit which receives sewage or wastewater and is located below the normal grade of the gravity system & must be emptied by mechanical means.
SUMP
186
- supports, hangers, anchors, brackets, cradles, are devices for holding & securing pipes and fixtures to walls, ceiling, floors or structural members.
SUPPORTS
187
- that portion of rainfall or other precipitation which runs off over the surface of the ground.
SURFACE WATER
188
- the pipe or tubing that connects the outlet of a plumbing fixture to the trap.
TAILPIECE
189
a tee with the branch tapped to receive a threaded pipe or fittings.
TAPPED TEE
190
a fitting or device designed and constructed to provide, when properly vented, a liquid seal prevents the backflow of foul air or methane gas without materially affecting the flow of sewage or wastewater through it.
TRAP
191
that portion of a fixture drain between a trap and a vent.
TRAP ARM
192
the maximum vertical depth of liquid that a trap will retain, measured between the crown weir & the top of the dip of the trap
TRAP SEAL
193
a cylindrical conduit or conductor conforming to the particular dimensions known as “tube sizes” & denoted by its outside diameter (O.D.).
TUBE
194
a room space having a volume equal to at least 1.4 m3 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
195
an arrangement of venting so installed that one vent pipe will serve (2) traps.
UNIT VENT
196
air pressure less than atmospheric. Also, implies siphonage, in piping system.
VACUUM
197
see Backflow Preventer
VACUMM PREVENTER
198
a pipe or opening used for ensuring the circulation of air in a plumbing system & for leaving the negative pressure exerted on the trap seals.
VENT PIPE
199
the vertical vent pipe installed primarily for providing circulation of air to & from any part of the soil, waste of the drainage system.
VENT STACK
200
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 trap seals from siphonage & back pressure.
VENT SYSTEM
201
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
202
a pipe, which conveys only wastewater or liquid waste of fecal matter.
WASTE PIPE
203
a device which conditions or treats water supply to improve water quality, remove suspended solids by filtration
WATER TREATMENT
204
a pipe which coveys potable water from the building supply pipe to the plumbing fixtures & other water outlets.
WATER - DISTRIBUTING PIPE
205
or street main is the water-supply pipe for public or community use.
WATER MAIN
206
of a building or premises consists of the water service pipe, water supply line, water distributing pipe and the necessary branch pipes, fittings, valves all appurtenances required for the supply of potable water.
WATER SUPPLY SYSTEM
207
that portion of a vent pipe through where wastewater also flows through.
WET VENT
208
any joint or seam obtained by the joining of metal parts in a plastic molten state.
WELDED JOINT OR SEAM
209
a person who specializes in the welding of pipes & holds a valid certificate of competency from a recognized testing agency, based on the requirements of the regulating authority.
WELDER, PIPELINE
210
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
211
a pipe connecting upward from a soil or waste stack below the floor & below horizontal connection to an adjacent vent stack at a point above the floor & higher than the highest spill level of fixtures for preventing pressure changes in stacks.
YOKE VENT
212
Drainage pipes shall be run in practical alignments & at a uniform slope between manholes of not less than 20mm/m or 2% toward the point of disposal. If it is impracticable to obtain such slope due to the following conditions:  Excessive depth of the proposed drainage line  Structural and/or geological features of the terrain  Existing adverse in arrangements of building structure Any such pipe or piping 102mm or larger in diameter may have a slope of 10mm/m or 1% provided it is approved by Administrative Authority
GRADE OF HORIZONTAL PIPING
213
Bell & Spigot & Hubless pipe shall be supported at every story or closer.
Cast Iron Soil Pipe
214
Iron Pipe Size (IPS) shall be supported at not less than every other story height.
Screwed Pipe
215
shall be supported at each storey or at a maximum intervals of 3m o.c.
Copper Tubing
216
shall be supported at intervals not exceeding 1.20m at centers with a rigid vertical back-up
Lead Pipe
217
shall be supported at every 1m interval.
Plastic Pipe
218
the minimum cross sectional area at the seat of the control valve or the supply pipe or tubing which feeds the device outlet.
EFFECTIVE OPENING
219
consist of a body, a checking member & an atmospheric opening.
ATMOSPHERIC VACUUM BREAKER (AVB)
220
consists of two independently acting internally or externally loaded check valves, four properly located test cocks with connectors & two isolation gate valves.
DOUBLE CHECK VALVE BACKFLOW PREVENTION ASSEMBLY (DC)
221
consists of a loaded air inlet valve, an internally loaded check valve, two properly located test cocks & two isolation gate valves.
PRESSURE VACUUM BREAKER BACFLOW PREVENTION ASSEMBLY (PVB)
222
consists of two independently acting internally loaded check valves, a differential pressure relief valve, four properly located test cocks & two isolation gate valves.
REDUCED PRESSURE PRINCIPLE BACKFLOW PREVENTION ASSEMBLY (RP)
223
water pressure less than 103 Kpa
Inadequate water pressure
224
water pressure greater than 551 Kpa
Excessive water pressure
225
The airgap for drainage shall be not less than 25mm between the plumbing fixture, appliance or appurtenance outlet & the rim of the floor sink or receptor.
INDIRECT WASTE CONDITIONS
226
Indirect waste pipes less than 4.6m in length need not to be larger in diameter than the drain outlet or tailpiece of the fixture or 13mm in diameter min.
INDIRECT WASTE PIPING
227
No standpipe receptor for any clothes washer shall extend more than 8m or less than 0.45m above its trap. Stills, sterilizers & simillar equipment shall be drain through an airgap.
INDIRECT WASTE RECEPTORS
228
for bell-&-spigot Cast Iron Soil (CISP) & other similar joints shall be firmly packed with oakum or hemp & filled with pig lead to a depth of not less than 25.4mm.
Caulked joints
229
- for Iron Pipe Size (IPS) pipe & fittings shall be standard taper pipe threads. Threaded Plastic Pipe shall be Sch.80 min. wall thickness.
Threaded joints
230
joints in lead pipe fittings or between lead pipe or fittings & brass or copper pipe, ferrules, solder nipples or traps shall be full-wiped lead joints. Wiped lead joints shall have an exposed surface on each side of a joint not less than 19mm & at least as thick as the material being joined.
Wiped joints
231
joints in copper tubing shall be made by the appropriate use of approved brass or copper fittings. Solders & fluxes with a lead content which exceeds 0.002 are prohibited in piping systems used to convey potable water.
Solder & Sweat joints
232
for soft copper water tubing
Flared joints
233
except for repairs & connections to existing lines constructed with such joints such joints prohibited on new building sewers.
Cement Mortar joints
234
shall be fused together to form a uniform weld at lest thick as the lead sheets being joined.
Burned Lead joints
235
shall be a sleeve coupling of the same composition as the pipe or of other approved materials, and sealed with neoprene rubber rings or joined by approved type compression coupling
Asbestos Cement Sewer Pipe joints
236
shall be for Centrifugal Cast Iron water pipe.
Mechanical joints
237
joined by means of molded neoprene rubber coupling joints. Neoprene rubber shall be used in soils subject to oil intrusion.
Molded Rubber Coupling Joints
238
shall conform to IAMPO (International Association of Plumbing & Mechanical Officials) Installation Standard. Neoprene gaskets are recommended for oil handling piping works.
Elastomeric Gasketed & Rubber-ring Joints
239
a mechanical connection which depends on an internal retention device to prevent pipe or tubing separation. Connection is made by inserting the pipe or tubing inside the filling to a prescribed depth.
Pressure-Lock Type Connection
240
shall not be considered as slip joints.
Shielded Coupling & Hubless Cast Iron Pipe joints
241
shall be joined with neoprene gasket for hub & spigot joints.
Clay Sewer pipes
242
shall be either caulked or threaded
Screwed Pipe to Cast iron Pipe
243
shall be by means of wiped joints to caulking ferrule, soldering nipple or bushing.
Lead to Cast Iron, Wrought Iron or Steel
244
shall be joined by brass fittings properly soldered or brazed together.
Copper Water Tube
245
shall be made by the use of brass adaptor fittings. Joints between copper tubing & the fittings shall be properly sweated or soldered or made with flared & screw ends adaptor fittings the connection between the treaded pipe & the fitting made with a standard pipe size screw joint.
Copper Tubing to Screw Pipe Joints
246
may be used in fixture drains & traps.
Slip joints
247
used in soil & waste stacks to provide necessary expansion & contraction joints of the pipes for high-rise buildings.
Expansion joints
248
Association of Home Appliance Manufacturers
AHAM
249
American National Standard Institute
ANSI
250
American Society of Mechanical Engineers
ASME
251
American Society of Sanitary Engineers
ASSE
252
American Water Works Association
AWWA
253
Cast Iron Soil Pipe Institute
CISPI
254
Commercial Standards & Product Standards
CS & PS
255
Federal Specifications
FS
256
International Association of Plumbing & Mechanical Officials
IAPMO
257
Plumbing & Drainage Institute
PDI
258
Philippine National Standard Certification Mark
PNS
259
Underwriter’s Laboratories, Inc.
UL
260
Water Quality Association
WQA
261
International Standard Organization
ISO
262
European Committee for Standardization Central Secratariat
EN
263
Acrylonitrile-Butadine-Styrene
ABS
264
Drain, Waste & Vent
DWV
265
Chlorinated Polyvinyl Chloride
CPVC
266
Unplasticized Polyvinyl Chloride
UPVC
267
Chlorinated Polyethylene
CPE
268
Shall have bituminous coating or by other approve means extending at least 101.6mm below the water line.
CONCRETE SEPTIC TANKS
269
Shall have a of No.12 U.S. Ga. (2.8mm) min. thickness & shall have bituminous coating or by other approve means extending at least 101.6mm below the water line.
STEEL SEPTIC TANKS
270
When seepage pits are used in combination with disposal fields, the filter material in trenches shall terminate at least 1.5m from the pit excavation.  The inverts of all outlets shall be level & the invert of the inlet shall be at least 25.4mm above the outlets.
DISPOSAL FIELDS
271