Plumbing Code Flashcards
incomplete. 250/666
1
Q
What ancient roman term refers to an individual who worked in
the sanitary field of ancient Rome?
A
PLUMBARIUS
2
Q
What is the title given to a person who is a skilled worker in the
field of sanitation?
A
PLUMBER
3
Q
NPCP refers to:
A
NATIONAL PLUMBING
CODE OF THE PHILS.
4
Q
NPCP is RA___?
A
IRA 1378
5
Q
What is the meaning of BOD?
A
BIOCHEMICAL OXYGEN
DEMAND
6
Q
Each fixture directly connected to the drainage system shall be
equipped with __________.
A
WATER SEAL TRAP
7
Q
Plumbing is defined as the art and science of ___________ pipes,
fixtures and other apparatus.
A
INSTALLING
8
Q
What is the general role of Sanitary and Environmental
Engineering?
A
ENVIRONMENTAL
PROTECTION
9
Q
This promulgated the design and layout of a plumbing system that
is governed by set of rules
A
NATIONAL STANDARD PLUMBING CODE (NSPC)
10
Q
In the 17th century, the English parliamentary passed the first
___________ laws.
A
PLUMBING APPRENTICE
11
Q
What period was plumbing revived? It is the period when Europe
was plagued with epidemics.
A
RENAISSANCE PERIOD
12
Q
Plumbing shall be installed with due regard to presentation of the
strength of ___________ and prevention of damage to walls and
other surfaces through fixture usage.
A
STRUCTURAL MEMBERS
13
Q
In what civilization did the concept and importance of plumbing
became more defined and appreciated?
A
GRECO-ROMAN
CIVILIZATION
14
Q
The ability of an area resource system to support the activities of
a given population.
A
CARRYING CAPACITY
15
Q
____________ is a part of ecosystem and is the major contributor to pollution of the
environment.
A
MAN
16
Q
____________, including fixtures, shall be maintained and properly
usable
A
PLUMBING SYSTEM
17
Q
This the pollutant that affects the quality of water due to impact
of Biochemical Oxygen Demand (BOD) discharges, that rises when
temperature rises.
A
HEAT
18
Q
An act which regulate the Practice of Sanitary Engineering in the
Philippines.
A
RA 1364
19
Q
In 1907, a division of plumbing construction and inspection, with
the city of Manila as a model, was headed by whom?
A
American Master Plumber
JOHN F. HASS
20
Q
This act is known as __________ that was approved on June 18,
1955.
A
SANITARY ENGINEERING
LAW
21
Q
The liquid and water borne waste derived form the ordinary living
process, free from industrial wastes, and of such character as to
permit satisfactory disposal without special treatment into the public
sewer or by means of private disposal system.
A
DOMESTIC SEWAGE
22
Q
When was the Rep. Act No. 1378, also known as the National
Plumbing Code of the Philippines approved?
A
28-Jun-55
23
Q
When was the practice of Plumbing in the Philippines initiated?
A
17th CENTURY
24
Q
What is the act for Water Quality Management?
A
ACT 2152
25
TRUE OR FALSE : Sanitation is the field of public health dealing
with environmental degration and prevention and control of diseases
FALSE
26
TRUE OR FALSE : The design and layout of plumbing system is
governed by a set of rules promulgated by the National Standard
Plumbing Code (NSPC)
TRUE
27
Plumbarius is to individual who worked in the sanitary field, while
Plumbum is to ___________.
LEAD – a metal used by
Romans as a plumbing
material
28
Solid waste, from water closet
SOIL PIPE
29
Liquid only, fixtures other than WC
WASTE PIPE
30
is the most satisfactory means of water distribution.
GRAVITATIONAL FLOW
| METHOD
31
In this method of distribution, the excess water pumped during
periods of low consumption is stored in elevated tanks or reservoir.
DISTRIBUTION BY MEANS
| OF PUMP
32
In dual main systems, ____________ are added on the south and
west sides of streets and piping is generally placed beneath
sidewalks.
SERVICE HEADERS
33
____________, sometimes called arterial mains, for in the
| skeleton of the distribution system.
PRIMARY FEEDERS
34
____________ is used for city water pipes.
CAST IRON PIPES
35
____________ is used for pipelines, truck mains and inverted
| siphon where pressures are high and sizes are large.
STEEL PIPES
36
____________ a stronger and more elastic type of cast iron used in
newer plumbing installation.
DUCTILE IRON
37
A chemical reaction which involves the removal of metallic
| electrons from metals and formation of more stable compounds.
CORROSION
38
Consist of a cylinder in which a piston or a plunger moves
| backwards and forwards.
RECIPROCATING PUMP
39
Used to raise water from shallow depths and used most frequently
for individual houses.
HAND PUMP
40
____________ is a pump that increases the pressure within the
distribution system or raise water to an elevated water storage tank.
BOOSTER PUMP
41
Pump that lifts surface water and move it to a nearby treatment
plant.
LOW LIFT PUMP
42
Pump that discharge treated water into arterial mains.
HIGH LIFT PUMP
43
Used to supply or remove water from a building.
PIPE LINES
44
Centrifugal casting on metal moulds is sometimes called
| ____________
DELAVAUD PROCESS
45
Necessitates a large pipe or conduit so that velocities will be low
but not low enough to allow sedimentation.
INTAKE CONDUIT
46
Generally, the equalizing volume of a water thank that is about
____________ of the total daily demand.
1/6 to 1/3
47
In residential areas having houses up to 4 storeys high, the
| pressure in the pipes should be between _____________.
1.8 x 105 to 2.8 x 105 N/m2
48
High service system is high lying areas; while _____________ is to
low lying areas
LOW-SERVICE SYSTEM
49
TRUE OR FALSE : Water distribution is a network of pumps,
| pipelines, storage tanks and appurtenances.
TRUE
50
It is a special type of underground water that is found on islands
or in the coastal regions near the sea.
FRESH WATER
51
This should be supplied with water in sufficient volume or at
adequate pressure to enable them to function properly.
PLUMBING FIXTURES
52
Flush tanks which are directly connected to the potable water
supply system should be equipped with approved
BALL COCKS
53
_____________ is a junction between water supply systems
through which water from doubtful or unsafe sources may enter an
otherwise safe supply.
CROSS CONNECTION
54
What are the 3 main sources of water supply?
* RAINWATER
* GROUNDWATER
* SURFACE WATER
55
_____________ is required to be installed so as to register the
amount of water supplied to a building.
WATER METER
56
_____________ is used to prevent back siphonage.
VACUUM BREAKER or
| BACKFLOW PREVENTER
57
______________ permits water drawn into a fixture tank or similar
devices to flow back into the supply line by gravity or siphonage.
BACKFLOW
58
______________ is when water contains visible material in
| suspension
TURBIDITY
59
______________ is caused by material in solution or a colloidal
state should be distinguished from turbidity.
COLOR
60
The carbonate and bicarbonate of calcium, sodium and magnesium
are the common impurities which cause ______________.
ALKALINITY
61
_______________ in water causes hardness, and in small amount it
will cause taste, discoloration of clothes and plumbing fixtures and
incrustations in water mains.
IRON
62
Excavation for the installation of underground water supply piping
should be _____________.
OPEN TRENCH WORK
63
The proportional change in length corresponding to 1°F change in
temperature is known as the _______________.
COEFFICIENT OF LINEAR
| EXPANSION
64
________________ is water bearing stratum.
AQUIFER
65
There are two types of well____________ & ____________.
WATER TABLE WELL &
| ARTESIAN WELL
66
The recommended slope for the house drain.
2%
67
A type of house drain that receives the discharges of sanitary and
domestic waste only.
SANITARY DRAIN
68
A drainage pipe that carries on is designed to carry human
| excretement.
SOIL PIPE
69
A drainage pipe that carries liquid waste that not include human
excretement.
WASTE PIPE
70
Water that is safe to drink, pleasant to the taste and usable for
domestic purposes.
POTABLE WATER
71
A communicable disease which may be transmitted by water
| include bacterial, viral and protozoal infections.
WATERBOURNE DISEASES
72
A water is _____________ when it contains visible material in
suspension.
TURBID
73
MCL means
MAXIMUM CONTAMINANT
| LEVELS
74
A type of house drain that receives discharges of sanitary as well
as storm water.
COMBINED DRAIN
75
This type of drain is now considered obsolete and not advisable.
COMBINED DRAIN
76
In large buildings, _____________ are usually suspended from the
basement ceiling.
HOUSE DRAIN
77
A cleanout shall be provided on the house drain as near as
| possible the ______________ of the building.
FOUNDATION WALL
78
A kind of drain that should terminate into a separate drainage
system.
INDUSTRIAL DRAIN
79
The house drain should be provided with adequate number of
CLEANOUTS
80
The complete PD No. of CODE OF SANITATION OF THE PHILIPPINES.
PD 856
81
Boating, shooting or fishing should not be allowed within
| ____________ of the water intake.
200m
82
TRUE OR FALSE : In changing house drain directions, the branch
shall be run at right angle as a floor drain.
TRUE
83
TRUE OR FALSE : A cleanout extended above the floor can also be
utilized as floor drain.
FALSE
84
TRUE OR FALSE : All changes of direction shall be done with short
radius fittings.
FALSE
85
A concrete vault constructed for the collection of raw sewage
sealed with a wooden shelter.
PRIVY
86
A receptacle in which liquids are retained for sufficient period to
the deposit settle able material.
CATCH BASIN
87
A hole in the ground with stone and bricks laid in such manner as
to allow raw contaminated sewage to leach under the surface of the
ground.
CESSPOOL or DRYWELL
88
The main sewer is financed and maintained by ____________.
GOVERNMENT
89
____________ is the liquid conveyed by a sewer.
SEWAGE
90
____________ is water which enters sewers from surface sources
such as graces in manholes, open cleanouts, perforated manhole
covers and roof drains or basement sumps connected to the sewer.
INFLOW
91
A pipe venting acid waste system.
ACID VENT
92
A watertight container of sewage.
SEPTIC TANK
93
A permanently installed mechanical device for removing sewage or
liquid waste from a sump other than ejector.
SEWAGE PUMP
94
This bacteria functions in absence of free oxygen.
ANAEROBIC BACTERIA
95
Considered as the oldest type of sewer.
COMBINATION PUBLIC
| SEWER
96
Minimum width for septic tank.
0.90m
97
That portion of the horizontal drainage system which starts from
the outer face of the building and terminate at the main sewer in
the street or septic tank.
HOUSE SEWER
98
Sometimes referred to as “the collection line of a plumbing
| system.”
HOUSE DRAIN
99
The septic tank should be double compartment and should be
| capable of holding how many times of daily waste water flow.
2.8 - 3.0 TIMES
100
The complete RA No. of ECOLOGICAL SLOID WASTE MANAGEMENT
| ACT 2000.
RA 9003
101
How many percent of the total sewage solids is organic and
| subject to rotting.
50%
102
TRUE OR FALSE : The minimum depth for septic tank is 1.20m
TRUE
103
TRUE OR FALSE : No septic tank shall be installed within under a
house.
TRUE
104
TRUE OR FALSE : Septic tank should be located not less than 15m
away from potable water to prevent contamination.
TRUE
105
What do you call the drain from the trap of a fixture to the
| junction of the drain pipe?
FIXTURE DRAIN
106
An element composed of an atom of Oxygen and two atoms for
| Hydrogen, otherwise known as H2O.
WATER
107
What is the immersion in a fluid for a definite period of time,
usually expressed as a percent of weight of the dry pipe?
ABSORPTION
108
This type of storm drain is used in buildings located in congested
business areas.
INSIDE STORM DRAIN
109
It is that unit of the plumbing system which conveys storm water
to a satisfactory terminal.
STORM DRAIN
110
It is often referred to as conductor or downspout. It is also the
portion of the storm drainage system which extends between storm drain & the roof terminal
ROOF LEADER
111
This type of storm drain is advisable on buildings where an ample
amount of ground space between buildings is available.
OUTSIDE STORM DRAIN
112
A type of storm drain that is suspended from the basement ceiling
by substantial hangers, placed at close intervals, and generally is
adapted to buildings where public storm sewer is not sufficiently
deep in the street.
OVERHEAD STORM DRAIN
113
This is the type of storm drain located under the basement floor
within the walls of the building and is used in buildings located in
congested business areas.
INSIDE STORM DRAIN
114
What do you call that unit of the plumbing system which conveys
storm water to a satisfactory terminal?
STORM DRAIN
115
Rainwater piping should not be used as:
SOIL, WASTE AND VENT
| PIPE
116
Roof drains shall not be made of __________.
IRON
117
The outside roof leader is located on the _____
OUTSIDE WALL OF THE
| BUILDING
118
The inside roof leader is installed ___________
WITHIN THE BUILDING
| WALLS
119
What do you call the drain from the trap of a fixture to the
| junction of the drain pipe?
FIXTURE DRAIN
120
All storm drains should be graded at least
1⁄4 INCH PER FOOT
121
This type of terminal should be used only where the public sewer
discharges its contents into a terminal other than a disposal plant.
COMBINATION HOUSE
| SEWER
122
The roof leader is extended _________ through the floors of the
building to a point just below the roof & is then extended _________
to reduce the danger of breakage which may result because of
expansion and contraction of the roof.
VERTICALLY,
| HORIZONTALLY
123
Conductor is to vertical; __________ is to horizontal
GUTTER
124
Catch basin is a receptacle in which _________ are retained for a sufficient period of time to
allow settle able material to deposit
LIQUID
125
TRUE OR FALSE : The discharge capacity of the pipe varies
| according to its length and grade per foot.
TRUE
126
TRUE OR FALSE : One factor which makes the sizing of storm drain
difficult is the matter of grouping rainfall over a given period.
TRUE
127
TRUE OR FALSE : Another element to consider in determining the
size of the drain is the depth of the building.
FALSE
128
TRUE OR FALSE : The storm drain is connected to the sewer at
right angles by means of a 45° Y and curve assembled in exactly the
same manner as a sanitary house sewer connection.
TRUE
129
TRUE OR FALSE : The change of direction at the highest point of
the conductor should be made by means of an elbow & 45° fitting.
TRUE
130
TRUE OR FALSE : The base of the roof leader must be provided
| with a concrete or stone foundation.
TRUE
131
TRUE OR FALSE : If the roof leader is constructed of galvanized
steel, it must be supported at every floor with a pipe rest.
TRUE
132
TRUE OR FALSE : Horizontal runs may not be suspended from
| band iron hangers or steel ring hangers anchored in the structure
FALSE
133
TRUE OR FALSE : The roof leader is extended vertically through
the floors of the building to a point just below the roof and is then
extended horizontally to reduce the danger of breakage which may
result because of expansion and contraction of the roof.
TRUE
134
TRUE OR FALSE : A cast-iron strainer basket is attached to the
drain to prevent stones, leaves and other materials from entering the
conductor.
TRUE
135
TRUE OR FALSE : Roof drains are provided with a copper flashing,
or in some instances, with a cast-iron clamp so that the joint
between the roof and the conductor will be water-tight.
TRUE
136
TRUE OR FALSE : A roof leader may be terminated by placing a
| hub of cast-iron soil pipe flush with the roof.
TRUE
137
Do appurtenances need direct connection to water supply?
NO
138
What type of plumbing material is a water heater?
APPLIANCE
139
What do you call a faucet opened or closed by the fall or rise of a
ball floating on the surface of water?
BALL COCK
140
What is the most expensive type of all pipes?
BRASS PIPE
141
What type of pipe is durable and has extreme resistance to
| corrosion?
COPPER PIPE
142
What type of plumbing material is a water closet?
FIXTURE
143
What type of pipe is the most specified material need for drainage
installation in buildings?
CAST IRON PIPES
144
What plumbing material receives water-bourn wastes?
FIXTURES
145
What type of plumbing material is a soap dispenser?
APPURTENANCE
146
CISPI stands for:
CAST IRON SOIL PIPE
| INSTITUTE
147
“U” in UPVC stands for
UNPLASTICIZED
148
The use of cast-iron pipes should be limited to buildings
| ______stories in height.
LESS THAN 25-STORIES
149
It is a non-metallic plumbing material?
ASBESTOS-CEMENT NON-
| PRESSURE SEWER PIPE
150
Acid-resistant pipe usually is an alloy of cast-iron and
SILICON
151
A gate valve whose body and bonnet are held together by a “u”
bolt clamp.
CLAMP GATE CALVE
152
A device that discharges a predetermined quantity of water to
fixtures for flushing purposes.
FLUSHOMETER VALVE
153
Pipes that are used to underground public sewers, house sewer
and drains. It is made up of clay and also resistant to acids.
VITRIFIED CLAY PIPE
154
This type of trap is used in many localities where venting is not
required by local ordinances. This device permits the waste to flow
through it rapidly.
DRUM TRAP
155
A pit for the reception or detention for sewage
Cesspool
156
A sewer or other pipe or condult used for conveying groundwater, surface water, storm water,
waste water or sewage
Drain
157
The lowest portion of the inside of any pipe or condult that is not vertical
Invert
158
An outhouse or structure used for the deposition of excrement
Privy
159
The solid organic materials being more dense than water, tend to settle to the bottom of the
tank
Sludge
160
A pipe or opening used for ensuring the circulation of air in a plumbing system and for
reducing the pressure exerted on trap seal
Vent Pipe
161
A pipe or condult for carrying sewage and liquid waste
Sewer Pipe
162
All horizontal piping shall be run in practical alignment and at a uniform grade of not less than
____ percent
2%
163
All Changes in direction shall be made by the appropriate use of 45 deg.
Bends
164
In plumbing the vent pipe which is connected to the crown
Crown weir
165
A pipe fitting to join two straight lengths of pipes.
Coupling
166
Level 3 types of water service refers to:
artesian well
167
A faucet fitted with nozzle curving downward used as a draw-of trap:
lavatory faucet
168
One of the first steps in the selection of a suitable water supply source is:
water (potability)
169
The minimum size of a swimming pool drain:
2”dia
170
Fluoride as an addictive in water supply is a chemical for:
coagulant
171
The quality of Galvanized Iron pipes are rated by:
schedule
172
A pipe fitting to change in one single direction (course) the flow of water:
elbow
173
Women’s urinal fixture:
bidet
174
The minimum distance (in meters) of a well from a septic tank.
15 m.
175
Apiece of pipe threaded outside all through out to connect short runs of two pipe fittings:
nipple
176
Prevents water hammer:
Float Valve
177
Theater or movie house’s water requirement is determined or estimated at 5 galloons of water
per day x ____
total number of auditorium
| seat
178
Water well yield is a factor considered to determine the size of:
water pipe
179
The reference in measuring the depth of a trap seal of the trap:
Crown weir to bottom dip
180
A pipe fitting shape like letter “S”:
U-trap
181
The part of a vent line which connects directly with an individual trap underneath or behind the
fixture and extends to the branch or man pipe at any point higher than the fixture trap:
Back vent pipe
182
The minimum number of water closet unit required for the female population of an elementary
school:
1 per 35
183
The minimum size of trap and waste branch for a bidet:
2" dia.
184
A pipe which conveys only liquid waste, free of fecal matter
waste pipe
185
A general term used for any vertical line of soil, waste, or vent piping:
stack
186
The minimum slope of a building drain:
1/16 in./ft.
187
The minimum sized of a trap and waste branch for a pedestal urinal:
2" dia.
188
The minimum size of a trap and waste branch for a shower stall:
2" dia.
189
The minimum sized of a trap and waste branch for a size of foot bath:
2" dia.
190
Black steel pipe with galvanized malleable fitting is ideal for:
Gas Pipe
191
The minimum number of a urinal fixture required for the male population of both elementary
and secondary school:
1 per 30
192
The prescribe color coding of piping under refrigerating division of all pipes and fittings:
black
193
A type of coupling or joining device having internal screw threads or nuts with opposite screws
at the end. By turning the internal screws, it is possible to connect two metal rods and
regulate the length and tension of this rods:
Turnbackle
194
The first section of water supply piping in a
| building after the water meter.
Water distributing pipe
195
A valve in which the flow of water is cut off by
means of a circular disk that fits against the
valve seat. The plane of movement of the disk
is parallel to the normal direction of flow of
water, which is turned through a tortuous
passage to direct the flow normal to the face of
the disk.
Globe valve
196
The receptacle in which liquid is retained for deposition of sediment is called?
catch basin
197
lowest portion of a trap
dip
198
pipe for wastewater
drain pipe
199
liquid waste
effluent
200
These are vertical pipes which receive discharge from water closets.
soil stack
201
vertical pipe used for the storage of water
standpipe
202
receptacle for organic discharge
septic tank
203
accumulated or settled solid waste
sludge
204
It is a loud thumping noise that results from a sudden stoppage of the flow in water lines.
water hammer
205
a flange used on a pipe to cover a hole
escutcheon
206
end of a pipe that fits into a bell
spigot
207
backflow due to negative pressure
back siphonage
208
What do you call a vertical pipe installed primarily for the purpose of providing circulation of air
to and from any part of the drainage system?
vent stack
209
gas, fume or vapor used for the destruction or control of insects
fumigant
210
vertical pipes which receive discharge from water closets
soil stack
211
It automatically closes to prevent the flow of fluid in a reverse direction.
check valve
212
reservoir for liquid
cistern
213
valve for controlling the flushing of fixtures
flush valve
214
It is the method of rendering a pipe fitting waterproof by using oakum or lead
caulking
215
process of injecting chlorine gas into the water
disinfections
216
Minimum width of a septic tank.
90 cms.
217
Minimum length of a septic tank.
1.50 mts.
218
Minimum liquid depth for a septic tank.
70 cms.
219
Maximum liquid depth for septic tank.
1.80 mts.
220
Minimum capacity, in cubic meters, of the secondary
| compartment of a septic tank.
1.50 cum
221
Minimum dimension of a manhole access to a septic
| tank.
508 mm.
222
Minimum length of the secondary compartment of a
| septic tank with a capacity of more than 6 cubic meters.
1.50 mts.
223
Minimum distance of a water supply well from a septic
| tank.
15.20 mts.
224
Minimum distance of a water supply well from a
| seepage pit or cesspool.
45.70 mts.
225
Minimum distance of a water supply well from a
| disposal field.
30.50 mts.
226
Minimum height of a water seal for each fixture trap.
51 mm.
227
Maximum height of a water seal for each fixture trap.
102 mm.
228
Maximum length of the tailpiece from any fixture.
60 cms.
229
Minimum trap diameter for a bathtub
38 mm.
230
Minimum trap diameter for a shower stall.
51 mm
231
Type of plastic pipe other than polyvinyl chloride and
| polybutylene.
Polyethylene
232
A stop valve placed in the service pipe close to the
| connection at the water main.
Corporation Stop
233
A vent with a function to provide circulation if air
| between drainage and vent system
Relief Vent
234
Flange used on a pipe to cover a hole or opening in a
| floor or wall which the pipe pass.
Escutcheon
235
Length along the centerline of the pipe and fitting.
Developed Length
236
A valve used in a flush tank controlling the flushing of
| fixture.
Flush Valve
237
Any liquid waste containing animal or vegetable
| matter in suspension or solution.
Sewage
238
Component of fire extinguisher.
Carbon Monoxide
239
Conveys storm water and terminates into a natural drainage such as lakes or rivers.
Storm Sewer
240
Standard size of a wet standpipe outlet for each floor.
1 1/2'”
241
A type of pipe fitting for a Yoke Vent.
1/8 Bend
242
Minimum size of trap or branch for a bidet.
1-1/2"
243
Minimum fixture supply pipe diameter for tank type
| water closet.
3/8"
244
Term applied to the interconnection of the same
| fixtures in one soil or waste branch with one branch vent.
Battery of Fixtures
245
A single vent that ventilates multiple traps in the case
| of a back to back vent.
Common Vent
246
Minimum size of a standpipe for a building in which
the highest outlet is 23 meters or less from the fire service
connection.
4"
247
Minimum size of a wet standpipe for a riser of more
| than 15 meters from the source.
4"
248
Minimum height of a branch vent above the fixture it is
| venting.
6"
249
It refers to an individual who worked in the sanitary
| field of ancient Rome.
Plumbarius
250
In Latin, it means 'lead'.
Plumbum
