Plumbing Code Flashcards
(357 cards)
1
Q
When was the birth of the plumbing profession in the Philippines
A
17th Century
2
Q
Known as Intramuros was established by the Spaniards as a model community.
A
Walled City
3
Q
Who built the government buildings, residential and other structures incorporated European standards in their plumbing installations?
A
Friar Engineers
4
Q
The recognized plumbers who act as consultants of plumber journeymen on matters pertaining to plumbing installations in villas and mansions.
A
Ilustrados
5
Q
Who issued a letter of instruction on proper waste disposal in all municipalities?
A
Governor General Harrison
6
Q
When was the Plumbing Trade duly recognized by the government?
A
1902
7
Q
Who was the first Chief of the Division of Plumbing Construction and Inspection?
A
John F. Hass
8
Q
When was organized the National Master Plumbers Association of the Philippines (NAMPAP) and had it registered with the Securities and Exchange Commission.
A
1935
9
Q
City Ordinance 2411 known as the _________
A
Plumbing Code for the City of Manila
10
Q
R.A. 1378 known as the _________
A
Plumbing Law of the Philippines
11
Q
When was R.A. 1378, otherwise known as the Plumbing Law of the Philippines was signed by President Ramon Magsaysay.
A
June 18, 1955
12
Q
When was the National Plumbing Code of the Philippines prepared by the NAMPAP promulgated and approved by Malacañang.
A
January 28, 1959
13
Q
When was the Board of Examiners for Master Plumbers and the NAMPAP prepared a Curriculum for Plumbing Engineering that was approved by the Department of Education and was first introduced at the Feati University?
A
1966-1969
14
Q
When was the First Amendment to the National Plumbing Code approved, which affected the inclusion of “Asbestos - Cement Pipe” as approved plumbing material?
A
November 29, 1967
15
Q
Republic Act No. 6541 known as the _________
A
Building Code of the Philippines
16
Q
Principle No. ___ - All premises intended for human habitation, occupancy or use shall be provided with a supply of pure and wholesome water, neither connected with unsafe water supplies nor subject to hazards of ___________ or ____________.
A
1 - Backflow or back-siphonage
17
Q
Principle No. ___ - Plumbing fixtures, devices and appurtenances shall be supplied with water in sufficient volume and at pressure adequate to enable them to function satisfactorily and without ___________ under all normal conditions of use.
A
2 - undue noise
18
Q
Principle No. ____ - Plumbing shall be designed and adjusted to use the _________ quantity of water consistent with proper performance and cleaning.
A
3 - minimum
19
Q
Principle No. ___ - Devices for heating and storing water shall be so designed and installed as to prevent dangers from __________ through overheating.
A
4 - explosion
20
Q
Principle No. ____ - Every building having plumbing fixtures installed and intended for human habitation, occupancy or use on premises abutting on a street, alley or easement where there is a _________, shall be connected to the sewer system.
A
5 - public sewer
21
Q
Principle No. ____ - Each family dwelling unit on premises abutting on a sewer or with a private sewage-disposal system shall have at least ____ water closet and _____ kitchen type sink. Further, a lavatory and bathtub or shower shall be installed to meet the basic requirements of sanitation and personal hygiene.
A
6 - one, one
22
Q
Principle No. ___ - Plumbing fixtures shall be made of _______________ material, free from concealed fouling surfaces and shall be located in ventilated enclosures.
A
7 - smooth non-absorbent
23
Q
Principle No. ____ - The drainage system shall be designed, constructed and maintained to safeguard against fouling, deposit of solids, clogging and with adequate _____________ so arranged that the pipes may be readily cleaned.
A
8 - cleanouts
24
Q
Principle No. ____ - All pipings of plumbing systems shall be of durable ____________ APPROVED materials, free form defective workmanship, designed and constructed by Registered Master Plumbers to ensure satisfactory service.
A
9 - NAMPAP
25
Principle No. ____ - Each fixture directly connected to the drainage system shall be equipped with a _________.
10 - water-sealed trap
26
Principle No. ____ - The drainage piping system shall be designed to provide adequate circulation of air free from ___________, aspiration or forcing of trap seals under ordinary use.
11 - siphonage
27
Principle No. _____ - __________ shall extend to the outer air and installed to pre-empt clogging and the return of foul air to the building.
12 - Vent terminals
28
Principle No. ____ - Plumbing systems shall be subjected to such tests to effectively disclose all leaks and defects in the workmanship.
13
29
Principle No. _____- No substance which will clog the pipes, produce explosive mixture, destroy the pipes or their joints or interfere unduly with the sewage-disposal process shall be allowed to enter the building drainage system.
14
30
Principle No. ____ - Proper protection shall be provided to prevent __________ of food, water, sterile goods and similar materials by backflow of sewage. When necessary, the fixture, device or appliance shall be connected indirectly with the building drainage system.
15 - contamination
31
Principle No. ____ - No _______ shall be located in a room or compartment which is not properly lighted and ventilated.
16 - water closet
32
Principle No. ____ - If water closets or other plumbing fixtures are installed in buildings where there is no sewer within a reasonable distance, suitable provision shall be made for disposing of the building sewage by some accepted method of ___________ and disposal, such as a septic tank.
17 - sewage treatment
33
Principle No. ____ - Where a plumbing drainage system may be subject to backflow of sewage, suitable provision shall be made to prevent its _______ in the building.
18 - overflow
34
Principle No. ____ - Plumbing systems shall be maintained in serviceable condition by _____________________.
19 - Registered Master Plumbers
35
Principle No. ____ - All _______________ shall be installed properly spaced, to be accessible for their intended use.
20 - plumbing fixtures
36
Principle No. ___ - Plumbing shall be installed by Registered Master Plumbers with due regard to the preservation of the strength of structural members and the prevention of _________ to walls and other surfaces through fixture usage.
21 - damage
37
Principle No. ____ - Sewage or other waste from a plumbing system which may be deleterious to surface or sub-surface waters shall not be discharged into the _______ or into any waterway, unless first rendered innocuous through subjection to some acceptable form of treatment.
22 - ground
38
Shall not act in an _____________________ and demand any remuneration other than his/her original charges except for additional services not covered in the basic contract
unprofessional manner
39
Shall not __________ another Registered Master Plumber after definite steps have already been taken toward his/her being commissioned to perform the contract;
supplant
40
Shall not __________ another Registered Master Plumber by reducing his/her professional fees after being informed of the fees charged by the other Registered Master Plumber
underbid
41
Shall not take the advantage of a _____________ position to compete unfairly with a practicing Registered Master Plumber
salaried government
42
Shall not allow the use of his/her License as Registered Master Plumber for a fee to an unlicensed Master Plumber in plumbing works without his/her ______________________.
personal supervision
43
Shall not injure falsely or maliciously, directly or indirectly, the reputation of another Registered Master Plumber by reviewing his/her work for the same client unless the ___________________ of the former have been officially terminated and all professional fees have been fully paid by the client
professional services
44
Shall not advertise in __________________, act in any manner and engage in any practice which tend to bring dishonor to the dignity of the Registered Master Plumber, the National Master Plumbers Association of the Philippines (NAMPAP) and the plumbing profession.
self-laudatory language
45
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
46
A physical separation, which may be a low inlet into the indirect waste receptor from the fixture, appliance or device indirectly connected.
Airbreak
47
Is the unobstructed vertical distance through the free atmosphere between the lowest opening from any pipe or faucet supplying water to a tank, plumbing fixtures or other device and the flood level rim of the receptacle.
Air Gap
48
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
49
Condition or any arrangement whereby reverse flow can occur.
Backflow Connection
50
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
51
Device or means to prevent flow of liquid from returning to the source of supply. Also called vacuum breaker.
Backflow Preventer
52
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
53
A device installed in a drainage system to prevent reverse flow.
Backwater Valve
54
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.
Backvent Pipe
55
A valve opened and closed by the fall and rise, respectively, of an attached ball floating on the surface of the liquid.
Ball Cock
56
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
57
Any of two or more similar adjacent fixtures which discharge into a common horizontal soil or waste branch
Battery of Fixtures
58
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 caulked or push-on joint
Bell or Hub
59
synonymous with faucet, cock, tap, plug
Bibb
60
A flange that closes the end of a pipe. There is no opening for the passage of liquid or gas
Blind Flange
61
A controlled outlet of a pipeline to discharge liquid or detritus.
Blow Off
62
Any part of the piping system other than a main, riser or stack.
Branch
63
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
64
A horizontal vent connecting one or more individual vertical back vents with the vent stack or stack vent.
Branch Vent
65
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
66
A fitting, screwed or caulked over the end of a pipe for closing the pipe end.
Cap
67
A receptacle in which liquids are retained for a sufficient period of time to allow settleable material to deposit.
Catch Basin
68
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 it.
Cesspool
69
A valve that automatically closes to prevent the flow of liquid or gas in a reverse direction
Check Valve
70
A group vent pipe which starts in front of the extreme fixture connection on a horizontal branch and connects to the vent stack.
Circuit Vent
71
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.
Contamination
72
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
73
The liquid and water-borne wastes derived from the ordinary living processes, free from 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
74
The vertical portion of a rainwater conductor
Downspout
75
A pipe, which carries ground and surface waters, storm water or wastewater into a building drainage system.
Drain
76
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
77
A vent that does not carry liquid or water-borne wastes.
Dry Vent
78
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.
Effective Opening
79
A valve located at the end of a water pipe through which water can be drawn from or held within the pipe.
Faucet
80
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
81
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
82
The level in a fixture at which water begins to overflow over the top or rim of the fixture.
Flood Level
83
Is a device located at the bottom of the tank for the purpose of flushing water closet and similar fixtures
Flush Valve
84
Is a device, which discharges a predetermined quantity of water into fixtures for flushing purposes and is actuated by direct water pressure.
Flushometer Valve
85
A valve in which the flow of water is cut off by means of a circular disc fitted against 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
86
A valve in which the flow of fluid is cut off by means of a circular disc that fits over and against the horizontal valve seat. The movement of the plane of disc is parallel to the normal direction of flow of water through the orifice resulting to a tortuous passage which offers a high-pressure loss.
Globe Valve
87
A return bend of small-sized pipe, one end of which is about 30 cm. long and the other end is about 7. 5 cm. long. It is commonly used as a faucet for a pantry sink. Also, the term means the flexible tubing connection between a service pipe and a water main.
Gooseneck
88
A device designed to retain grease from one to a maximum of four fixtures.
Grease Trap
89
Is any pipe or fitting installed in a horizontal position or which forms an angle of not more than forty-five (45) degrees with the horizontal plane.
Horizontal Pipe
90
Are cast iron soil pipes with plain ends connected together with bolted stainless steel bands and neoprene gaskets.
Hubless Pipes
91
Is a device designed and installed to separate and retain deleterious, hazardous or undesirable matters from normal wastes and permits normal sewage or liquid wastes to discharge into the disposal terminal by gravity.
Interceptor
92
The lowest portion of the interior part of any pipe or conduit that is not vertical.
Invert
93
A fixture designed for the washing of the hands or face. Sometimes called a wash basin.
Lavatory
94
Is the discharge from any fixture, appliance or appurtenance in connection with a plumbing system which does not receive fecal matter.
Liquid Waste
95
A pipe or shaft to convey foul air from a plumbing fixture or a room to the outer air.
Local Vent
96
The principal artery of the venting system to which vent branches are connected.
Main Vent
97
A large opening in a sewer line or part of a plumbing system constructed with sufficient size for a man to gain access therein for maintenance purposes and facility for changes of line and/or grade of pipeline.
Manhole
98
Hemp or old hemp rope soaked in oil or tar to make it waterproof.
Oakum
99
The art and technique of installing pipes, fixtures and other apparatuses in buildings for bringing in the supply, liquids, substances and/or ingredients and removing them; and such water, liquid and other carried wastes hazardous to health, sanitation, life, property; also the pipes and fixtures after installation i.e., the plumbing system.
Plumbing
100
A manufactured device or a prefabricated assembly or an on-the-job assembly of component parts, and serves as adjunct to the basic piping system and plumbing fixtures.
Plumbing Appurtenance
101
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
102
The pressure available at the fixture or water outlet; allowance is made for pressure drop due to friction loss, head, meter and other losses in the system during maximum demand period.
Residual Pressure
103
An outhouse or structure used for the deposition of excrement
Privy
104
A pit beneath a privy where excrement collects.
Privy Vault
105
An approved plumbing fixture or device of such materials, shape and capacity to adequately receive the discharge from indirect waste pipes, constructed and located to be readily cleaned.
Receptor
106
A vertical vent line, the primary function of which is to provide additional circulation of air between the drainage and vent systems or to act as an auxiliary vent on a specially designed system such as a ''yoke vent" connection between the soil and vent stacks.
Relief Vent
107
An unobstructed top open edge of a fixture.
Rim
108
A water supply pipe, which extends vertically to one full story or more to convey water into pipe branches or plumbing fixtures.
Riser
109
The installation of all pipings and fitting parts of the plumbing system, which can be completed prior to the installation of fixtures and accessories.
Roughing-In
110
The wastewater containing human excrements and liquid household waste. Also called domestic sewage.
Sanitary Sewage
111
A sewer intended to receive sanitary sewage with or without pre-treated industrial wastes and without the admixture of rain or ground water.
Sanitary Sewer
112
The vertical distance between the dip and the crown weir of a trap. Also, the water in the trap between the dip and the crown weir.
Seal
113
A loosely lined excavation in the ground, which receives the discharge of a septic tank and designed to permit the effluent from the septic tank to seep through pit bottom and sides.
Seepage Pit
114
A water-tight receptacle which receives the discharge of a sanitary plumbing system or part thereof, designed and constructed to retain solids, digest organic matter through a period of detention and to allow the liquids to discharge into the soil outside of the tank through a system of open-jointed sub-surface pipings.
Septic Tank
115
The pipe from the street water main or other source of water supply to the building served.
Service Pipe
116
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
117
An adjustable tubing connection, consisting of a compression nut, a friction ring, and a compression washer, designed to fit a threaded adapter fitting or a standard taper pipe thread.
Slip Joint
118
A vertical soil pipe conveying fecal matter and wastewater.
Soil Stack Pipe
119
Any pipe, which conveys the discharge of water closet, urinal or fixtures having similar functions, with or without the discharges from other fixtures to the building drain or building sewer.
Soil Pipe
120
The end of a pipe which fits into a bell. Also, a word used synonymously with faucet.
Spigot
121
The vertical main of a system of soil, waste or vent pipings extending through one or more stories and extended thru the roof
Stack
122
A vertical pipe, or a reservoir, into which water is pumped to give it at a head.
Standpipe
123
An underground drainpipe that receives only subsurface or seepage water and conveys it to a sump for disposal by gravity flow or by lift pump.
Subsoil Drain
124
The extension of a soil or waste stack above the highest horizontal drain connected to the stack.
Stack Vent
125
An approved tank or pit which receives sewage or wastewater and is located below the normal grade of the gravity system and must be emptied by mechanical means.
Sump
126
A tee with the branch tapped to receive a threaded pipe or fittings
Tapped Tee
127
A fitting or device designed and constructed to provide, when properly vented, a liquid seal which prevents the backflow of foul air or methane gas without materially affecting the flow of sewage or wastewater through it.
Trap
128
The maximum vertical depth of liquid that a trap will retain, measured between the crown weir and the top of the dip of the trap.
Trap Seal
129
An air pressure less than atmospheric. Also, implies siphonage in piping system.
Vacuum
130
A pipe or opening used for ensuring the circulation of air in a plumbing system and for relieving the negative pressure exerted on trap seals.
Vent Pipe
131
A pipe installed primarily for providing circulation of air to and from any part of the soil, waste of the drainage system.
Vent Stack
132
A pipe, which conveys only wastewater or liquid waste, free of fecal matter.
Waste Pipe
133
Of a building or premises consists of the water service pipe, water supply line, water distributing pipe and the necessary branch pipes, fittings, valves and all appurtenances required for the supply of potable water.
Water Supply System
134
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.
Wye
135
A pipe connecting upward from a soil or waste stack below the floor and below horizontal connection to an adjacent vent stack at a point above the floor and higher than highest spill level of fixtures for preventing pressure changes in the stacks.
Yoke Vent
136
Section ______-________________________
It shall be unlawful for any person to cause, suffer or permit the disposal of sewage, human excrement or other waste waters in any place or manner, except through and by means of an approved _______________________ installed and maintained in accordance with the provisions of this Code.
301 (DISPOSAL OF WASTEWATERS),
Excreta and Storm Drainage Systems
137
Section ____-________________________
Horizontal drainage pipes shall be run in practical alignments and at a uniform slope between manholes of not less than ___ mm/m or ____% toward the point of disposal.
302 (GRADE OF HORIZONTAL DRAINAGE PIPING),
20 mm/m or 2%
138
Is it true or false that in horizontal drainage piping, if it is impracticable to obtain a 2% slope due to the following constraints:
(1) excessive depth of the proposed drainage line
(2) structural and/or geological features of the terrain
(3) existing adverse in arrangements of building or structure
True
139
In horizontal drainage piping, any such pipe or piping 102 mm or larger in diameter may have a slope of ____ mm/m or ____% provided.
10 mm/m or 1%
140
Subsection ______ (CHANGES IN DIRECTION OF DRAINAGE FLOW)
Changes in direction of drainage piping shall be made by the use of approved pipe fittings and shall be of the angles presented by a _______° bend, _____° bend, ____° bend or other approved fittings of longer sweeps.
303.1, 22 1/2, 45, 60
141
Subsection _______
__________ drainage lines connecting to a __________ stack shall enter through 45° or 60° wye branches, combination wye and 1/8 bend branches, sanitary tee or other approved fittings of longer sweeps.
303.2, horizontal, vertical
142
302.2. No fitting having more than one inlet at the same level shall be used unless such fitting is constructed so that the discharge from one inlet cannot readily enter into the other inlet. Vertical installation of double sanitary tees may be used when the barrel of the fitting is at least ______ pipe sizes larger than the largest side inlet. Nominal pipe sizes recognized for these purposes are: 51, 63, 76, 89, 102, 114, 127 & 152 mm diameters.
two (2)
143
Subsection _____
___________ drainage lines connecting to other ____________drainage lines shall enter through 45° wye branches, combination wye and 1/8 bend branches or other approved fittings of longer sweeps.
303.3, horizontal, horizontal
144
Subsection _______
___________ drainage lines connecting to ___________ drainage line shall enter through 45-degree branches, or other approved fittings of longer sweep Sixty (60) degree branches or offsets may be used only when installed in a true vertical position
303.4, vertical, horizontal
145
Section _____ -_______________________________
All plumbing fixtures, drains, appurtenances and appliances used to receive or discharge liquid wastes or sewage, shall be connected properly to the drainage systems of the building and premises, in accordance with the requirements of this Code.
304 - CONNECTIONS TO PLUMBING SYSTEM REQUIRED
146
Subsection _____ - __________________________
Every building where plumbing fixtures are installed shall have a sewer service connection to a ______________________.
305.1 (SEWER REQUIRED),
public or private sewer systems
147
Subsection _____
When a Public or Private Sewer is not available for use, excreta drainage piping from buildings and premises shall be connected to an approved ___________________.
305.2, Private Sewage Disposal System.
148
Subsection _____-______________________
It shall be unlawful for any person to deposit, by whatever means into any plumbing fixture, floor drain, interceptor, sump, receptacle or device, connected to the excreta and storm drainage systems, public sewer, private sewer, septic tank or cesspool, any ashes, cinders, solids, rags, flammable, poisonous or explosive liquids or gases; oils, greases or other things which would or could cause damage to the drainage system or public sewer.
306.1 (DAMAGE TO DRAINAGE SYSTEM OR PUBLIC SEWER)
149
Subsection ______
Roofs, inner courts, vent shafts, light wells or similar areas having rainwater drains shall discharge outside of the building or to the gutter and shall not be connected to the ____________________ pipe systems.
306.2, soil and waste
150
Subsection ______-_________________________
Wastes detrimental to the public sewer system or to the functioning of the sewage treatment plant shall be treated and disposed of as found necessary and as directed by the Administrative Authority or other authorities having jurisdiction.
307.1 (INDUSTRIAL WASTES)
151
Subsection _____
Sewage or other waste from a plumbing system which may be deleterious to surface or subsurface waters, shall not be discharged into the _________ or into any __________ unless first rendered innocuous through subjection to some acceptable form of treatment.
307.2, ground, waterway
152
Subsection ____-___________________
Except as otherwise provided in this Code, no excreta plumbing system, storm drainage system, building drain, building sewer, private sewage disposal system or parts thereof, shall be located in any lot other than the lot where the site of the building, structure or premises are served by such facilities.
308.1 (LOCATION)
153
Subsection _______
No subdivision, sale, or transfer of ownership of existing property shall be made in such a manner that the area, clearance, and access requirements of this Code are decreased or impaired.
308.2 (LOCATION)
154
Piping, fixtures or equipment shall not be so located to interfere with the normal function or use thereof or with the normal operation and use of windows, doors or other required facilities.
Section 309 - IMPROPER LOCATION
155
Subsection _____-____________________
All designs, constructions and workmanships shall be in conformity with accepted engineering practices and shall be of such character as to secure the results sought to be obtained by this Code.
310.1 (WORKMANSHIP)
156
Subsection _______
It shall be unlawful to conceal cracks, holes, or other imperfection in materials by welding, brazing or soldering the defects or by using therein or thereon any paint, wax, tar, or other sealing or repair agents.
310.2 (WORKMANSHIP)
157
Subsection ______
Burred ends of all pipes and tubings shall be reamed to the full bore of the pipe or tubing and all chips left inside the pipe or tubing shall be removed.
310.3 (WORKMANSHIP)
158
Subsection _____-_____________________________
No double hub fitting for lead-caulked joint in vertical position, single or double tee branch; single or double tapped tee branch, side inlet quarter bend, running thread, band or saddle shall be used as a drainage fitting, except that a double hub ________________ may be used on vertical lines as a fixture connection. (Approved stainless steel bands with neoprene gaskets for jointing of hubless cast iron soil pipes are acceptable for use.
311.1 (PROHIBITED FITTINGS AND PRACTICES),
sanitary tapped tee
159
Subsection ______
No drainage or vent piping shall be drilled and tapped for making connections thereto, and no cast iron soil pipe shall be threaded.
311.2 (PROHIBITED FITTINGS AND PRACTICES)
160
Subsection ______
No waste connection shall be made to a closet bend or stub of a water closet or similar fixtures.
311.3 (PROHIBITED FITTINGS AND PRACTICES)
161
Subsection ______
No vent pipe shall be used as a soil or waste pipe, nor shall any ______ or ______ pipe be used as a vent. Also, single drainage and venting systems with unvented branch lines are prohibited.
311.4, soil, waste
162
Subsection _______
No fitting, fixture and piping connections, appliance, device or method of installation which obstructs or retards the flow of water, sewage or air in the excreta and storm drainage and venting systems in an amount greater than the normal frictional resistance to flow, shall be used unless it is indicated as acceptable in this Code or approved by the Administrative Authority as having the desirable and acceptable function and of ultimate benefit to the proper and continuous functioning of the plumbing system. The enlargement of a 76-mm closet bend or stub to 102-mm diameter shall not be considered as an obstruction.
311.5 (PROHIBITED FITTINGS AND PRACTICES)
163
Subsection ______
Except for necessary use of gate & check valves, where inter-membering or mixing of dissimilar metals occurs, the points of connection shall be confined to exposed or accessible locations.
311.6 (PROHIBITED FITTINGS AND PRACTICES)
164
Subsection ______
All valves, pipes and fittings shall be installed in correct relationship to the direction of flow.
311.7 (PROHIBITED FITTINGS AND PRACTICES)
165
Section ____-____________________________
The drainage system of each new building and of new work installed in any existing building shall be separate and independent from that of any other building and when available, every building shall have an independent connection with a private or public sewer.
312 - INDEPENDENT SYSTEM
166
Subsection ______-________________________
In existing building or premises where plumbing installations are to be altered, repaired or renovated, deviations from the provision of this Code are permitted, provided such deviations are necessary and first approved by the Administrative Authority.
313.1 (REPAIRS AND ALTERATIONS)
167
Subsection _______
Existing building sewer and building drain may be used in connection with a new building or new plumbing and drainage works only when they are found on examination and tested to conform in all respects to the requirements governing new work. and the proper Administrative Authority shall notify the Owner to make changes necessary to conform to this Code. No building or part thereof: shall be erected or placed over any part of the existing drainage system, which is constructed of materials other than those approved elsewhere in this Code for use under or within a building.
313.2 (REPAIRS AND ALTERATIONS)
168
Subsection ________
All openings into a Sanitary drainage and vent system, except those openings to which plumbing fixtures are properly connected or which constitute vent terminals, shall be permanently plugged or capped in an approved manner using the appropriate materials required by this Code.
313.3 (REPAIRS AND ALTERATIONS)
169
Subsection _____-___________________________
All pipings passing under or through walls shall be protected from breakage with embedded ______________. All pipes passing through or under cinders or other corrosive materials shall be protected from external corrosion by encasing same with _____________ or in other approved manner. Approved provisions shall be made for expansions of hot water pipings. Void between pipes and sleeves through concrete floors in the ground shall be appropriately sealed with ____________.
314.1 (PROTECTION OF PIPING, MATERIALS AND STRUCTURES),
metal pipe sleeves,
polyethylene sheath,
bitumen
170
Subsection _______
All pipes in connection with the plumbing system shall be installed so that the piping or connections will not be exposed to undue ________ or ____________, and provisions shall be made for pipe expansions and contraction, and bending due to structural ______________. No pipe shall be directly embedded in concrete and masonry walls without ______________. No structural member shall be seriously weakened or impaired by cutting, notching or otherwise.
314.2, strains or stresses, settlement, metal sleeve
171
Subsection ______
The bottom of all pipe trenches deeper than the footing of any adjacent building or structure and parallel to it must be at least ______________ degrees therefrom. unless permission is granted by the Administrative Authority.
314.3 (PROTECTION OF PIPING, MATERIALS AND STRUCTURES),
forty-five (45)
172
Subsection ______
No building sewer or other drainage pipings or part thereof, constructed of materials other than that approved for use under or within the building, shall be installed under or within _____ meter of any building or structure, nor less than ______ meter below the finish ground surface.
314.4, 0.6 meter, 0.3 meter
173
Subsection _____
Pipe surfaces subject to undue corrosion, erosion or mechanical damage shall be protected with approved material and manners such as inside lining, outside coating and proper bottom bedding and top shielding with concrete blocks.
314.5 (PROTECTION OF PIPING, MATERIALS AND STRUCTURES)
174
Section 315 - HANGERS AND SUPPORTS
Vertical Piping:
Cast Iron Soil Pipe - Bell & Spigot and Hubless pipe shall be supported at every ________.
storey or closer
175
Section 315 - HANGERS AND SUPPORTS
Vertical Piping:
Screwed Pipe - Iron Pipe Size (IPS) shall be supported at not less than every other ______________.
storey height
176
Section 315 - HANGERS AND SUPPORTS
Vertical Piping:
Copper Tubing - shall be supported at each storey or at maximum intervals of _______ meters on center.
3 meters
177
Section 315 - HANGERS AND SUPPORTS
Vertical Piping:
Lead Pipe - shall be supported at intervals not exceeding _______ meters at centers with a rigid vertical back-up.
1.2 meters
178
Section 315 - HANGERS AND SUPPORTS
Vertical Piping:
Plastic Pipe - shall be supported at every _______ meter interval.
1 meter
179
Section 315 - HANGERS AND SUPPORTS
Horizontal Piping:
Cast Iron Soil Pipe - Where joints occur, suspended cast iron soil pipe shall be supported at not more than _____ meters intervals; except that pipe exceeding 1.5 meters length, may be supported at not more than ______ meters intervals. Supports shall be adequate to maintain alignment and to prevent sagging and shall be placed within ______ meters of the hub or joint.
1.5 m, 3 m, 0.45 m
180
Section 315 - HANGERS AND SUPPORTS
Horizontal Piping:
Hubless or compression gasket joints must be supported at least at every other joint except that when the developed length between supports exceeds _____ meters, they shall be provided at each joint.
1.2 meters
181
Section 315 - HANGERS AND SUPPORTS
Horizontal Piping:
Screwed Pipe - IPS except as provided in other Sections of this Code, shall be supported at approximately ______ meters intervals for piping 19 mm diameter and smaller and ______ meters intervals for piping 25 mm and larger in diameter.
3, 3.6 meters
182
Section 315 - HANGERS AND SUPPORTS
Horizontal Piping:
Copper Tubing - shall be supported at approximately _____ meters intervals for piping 38 mm diameter and smaller and _____ meters intervals for pipings 51 mm and larger in diameter.
1.8, 3.0 meters
183
Section 315 - HANGERS AND SUPPORTS
Horizontal Piping:
Lead Pipe - shall be supported by _________ or ___________ backing for its entire length with hangers properly spaced.
stiff metal or wooded
184
Section 315 - HANGERS AND SUPPORTS
Horizontal Piping:
2.6. In Ground - piping buried in the ground shall be laid on a ____________ for its entire length, except where concrete cradle support is provided, which is adequate and approved by the Administrative Authority.
firm bed
185
Section 315 - HANGERS AND SUPPORTS
Horizontal Piping:
Plastic Tube - shall be supported by stiff metal or wood backing with hangers in its entire length for small-size tubings up to ___________ diameter and without backings but with spaced metal hangers at approved spacing for larger-size tubings.
38 mm
186
Subsection _____-_____________________________
Tunneling and driving may be done in yard, court or driveway of any building site. Where there is sufficient depth, tunneling may be used between open cut trenches. Tunnels shall have a clear height of ____ meter above the pipe and shall be limited in length to one-half (1/2) the depth of the trench, with a maximum length of 2.4 meters. When pipe is driven, the drive pipe shall be at least one pipe size larger than the pipe to be laid.
Subsection 316.1 (TRENCHING, EXCAVATION AND BACKFILL),
0.6
187
Subsection ______
Open Trenches - all excavations required to be made for the installation of a building drainage system or any part thereof, within the walls of a building, shall be open trench work and kept open until the piping has been inspected, tested and accepted.
316.2 (TRENCHING, EXCAVATION AND BACKFILL)
188
Subsection _______
All excavations shall be completely back-filled as soon as possible after inspection. Adequate precaution shall be taken to ensure proper compactness of backfill around pipes without damage to such pipe. Trenches shall be back-filled in thin layers of 0.3 meter above the top of the pipe with clean earth which shall not contain stones, boulders, cinders or other materials which can damage or break the pipes or cause corrosive action. Mechanical devices or equipment such as bulldozer, grader, etc., may then be used to complete the back-filling to grade. The filling shall be properly compacted. Suitable precautions shall be taken to ensure permanent stability for pipes laid in filled or made ground.
316.3 (TRENCHING, EXCAVATION AND BACKFILL)
189
Section 401 - MATERIALS-GENERAL REQUIREMENTS
Quality of Fixtures - plumbing fixtures shall be manufactured of dense, durable, ________________ materials and must have ______________ impervious surfaces, free from unnecessary concealed fouling surfaces. Except as permitted elsewhere in this Code, all fixtures shall conform in quality and design to nationally recognized applicable standards or to other approved standards acceptable to the Administrative Authority.
non-absorbent, smooth
190
All porcelain enamel surfaces on plumbing fixtures shall be ________________.
acid resistant
191
Water closet bowls for public use shall be the ____________ bowl types equipped with ____________ seats. Water closet seats shall be of smooth non-absorbent material and properly sized for the water closet bowl used.
elongated, open-front
192
What bowl type intended for installation on a limited space?
Round
193
Section 402- MATERIALS-ALTERNATIVES
__________________ may be made of soapstone, chemical stoneware or may be lined with lead, copper base alloy, nickel-copper alloy, corrosion-resisting steel or other materials specially suited for the use which the fixture is intended.
Special-use fixtures
194
Section 402- MATERIALS-ALTERNATIVES
Restaurant kitchen and other special-use sinks may be made of approved-type bonderized and galvanized sheet steel of not less than Gauge No. _____ U.S. B&S or _____ mm thick.
16, 1.6 mm
195
Section 403 – OVERFLOWS
The overflow pipe from a fixture shall be connected to the _________ or inlet side of the fixture trap. _______________ or Urinal flush tanks shall discharge into the bowls or wares served by them, but it shall be unlawful to connect such overflows with any other part of the drainage system.
house, Water Closet
196
Section 404 - STRAINERS AND CONNECTIONS
Strainers - all plumbing fixtures other than water closets and siphon action washdown or blowout urinals, shall be equipped with approved _____________ having an approved waterway area. The strainers serving shower drains shall have waterway equivalent to the area of the __________; (meaning, the sum of all the areas of the perforations of the strainer is equivalent to the outlet area).
strainers, tailpiece
197
Section 404 - STRAINERS AND CONNECTIONS
Connections - Fixtures having concealed slip joint connections shall be provided with an access panel or utility at least ________ meter in its least dimension and arranged so that the connections are readily accessible for inspection and repair.
0.3
198
Section 404 - STRAINERS AND CONNECTIONS
For drainage piping, provided however, that such connections where exposed or accessible may be of seamless drawn brass not less than Gauge No. ____ B & S or ____ mm in thickness. Each such tailpiece, continuous waste or waste and overflow shall not be less than ____ mm O.D. for sinks, dishwashers, laundry tubs, bathtubs, urinals and similar fixtures, and not less than _____ mm O.D. for lavatories, drinking fountains and similar small fixtures, brass or copper shall not be used for urinal tailpiece or trap.
20, 0.8, 38, 32
199
Section 405 - PROHIBITED FIXTURES
Use of water closets having invisible seats or unventilated space or having walls, which are not thoroughly washed out at each discharge, shall be prohibited. Any water closet, which might permit _____________ of the contents of the bowl back into the water tank, shall be prohibited as well as trough urinals. Drinking fountains shall not be installed inside public toilet rooms.
siphonage
200
Section 405 - PROHIBITED FIXTURES
Fixed wooden, concrete, cement, or tile washtrays or sinks for domestic use shall not be installed in any building designed for human habitation. No sheet metal lined wooden bathtubs shall be installed or reconnected. No dry or chemical closet (toilet) shall be installed in any building for human habitation, unless first approved by the _____________________ or Administrative Authority.
Health Officer
201
Section 406 – SPECIAL FIXTURES AND SPECIALTIES
Water Connections – baptistries, ornamental and lily ponds, aquaria, ornamental fountain basins and similar constructions when provided with water supplies connected to potable water supply lines shall be protected from __________________.
back-siphonage
202
Section 406 – SPECIAL FIXTURES AND SPECIALTIES
Wastewater Drain - for “Sacrarium" cupsink at church altar and Baptistries font outlet shall discharge direct to the ground and not connected to the _________________________.
sanitary drainage system
203
Section 407 - INSTALLATION
Cleaning - plumbing fixture shall be installed in a manner to provide easy access for repair and cleaning. Where practical, all pipes from fixtures shall be run parallel and close to the __________________ or building line.
nearest wall
204
Section 407 - INSTALLATION
Joints - where a fixture comes in contact with the wall or floor, the joint between the fixture and wall or floor shall be made ______________.
watertight
205
A plumbing fixture used to receive human excremental and to discharge it through a waste pipe, using water as a conveying medium and classified according to design, make, flushing mechanism, shape and installation.
Water Closet
206
In 1596, who invented the precursor of the modern day water closet.
Sir John Harrington
207
Who invented the S Trap, a sliding bowl and trap?
Alexander Cumming
208
Who applied and later received a patent for plunger water closet?
Samuel Prossen
209
Who built the first trap less toilet in one piece?
Thomas Twyford
210
Who got a patent for his washout water closet in 1852?
J.G. Jennings
211
Section 407 - INSTALLATION
Setting - fixtures shall be set level and in proper alignment with reference to adjacent walls. No water closet or bidet shall be set closer than _________ meter from its center to any side wall or obstruction nor closer than ________ meter center to center to any similar fixture. No urinal shall be set closer than _______ meter from its center to any sidewall or partition nor closer than _____ meter center to center.
0.375, 0.75, 0.3, 0.6
212
Section 407 - INSTALLATION
Supply Fittings - the supply lines or fittings for every plumbing fixture shall be installed to prevent ___________.
backflow
213
The Flush Tank has a capacity of ____ to ____ gallons. Also, has a capacity of ____ psi as per National Plumbing Code.
5 to 6, 8
214
The flush valve requires _____ to _____ psi flow pressure. It has a capacity of _____ psi as per National Plumbing Code.
10 to 20, 15
215
What type of flushing water closet where the doubled molded cap divides the valve into upper and lower chambers when the valve is in the closed position?
Piston Type Flushometer Valve
215
What type of flushing water closet is used for tankless water closets. The interval mechanism of this type of flushometer is normally closed; the segment diaphragm divides the valve into upper and lower chamber with equal pressure on both side of the diaphragm?
Diaphragm Type Flushometer Valve
216
What type of water closet according to flushing action is the least expensive but the noisiest; only small amount of standing water susceptible to fouling, staining and contamination?
Wash Down
217
What type of water closet according to flushing action is the most popular residential model. Jet of water directed from a hole at the bottom of the bowl initiates a syphonic action to flush a toilet.
Siphon Jet
218
What type of water closet according to flushing action, develops its flushing action through the water entering through diagonal holes around the rim which creates a swirling action which forms a vortex in the center?
Siphon Vortex
219
What type of water closet according to flushing action, the trap way located at the rear of the water closet eliminated the buldge at the front. The design and appearance of the bowl plus its large water area and quietness in operation, make it desirable than siphon wash down?
Reverse Trap
220
What type of water closet where the flush tank is located high up behind the toilet bowl?
High Tank
221
What type of water closet where the flush tank is attached at the back of the closet bowl?
Close Coupled
222
What type of water closet where the toilet is similar to freestanding model, except that the tank and bowl are single piece?
One Piece
223
What type of water closet where the toilet has a tank toilet that has a tank sitting on top of bowl: bowl is mounted on bathroom floor?
Freestanding
224
What type of water closet that has a triangular shaped tank; good for small bathroom?
Corner Toilet
225
What type of water closet that has one piece with tank rising only slightly above height of the toilet bowl?
Low profile
226
According to Flush Tank Types: Water closet where in the flush tank is separate but is attached to the toilet bowl. It is a two-piece model.
Closed Coupled Water Closet
227
According to Flush Tank Types: The water closet fixture is manufactured with the bowl sand the flush tank molded into a single unit. Usually used in tandem with the bidet.
One Piece Water Closet
228
According to Flush Tank Types: A water closet comprising only of a bowl without a flush tank. Flushing action is obtained only through water poured from a pail or bucket. This is used in areas where running water systems are not available.
Pail Flush
229
According to Flush Tank Types: A water closet that is otherwise known as “Eastern type” since the user assumes a squatting position rather than a sitting position.
Squat Bowl Water Closet
230
Components of Toilet: It activates the flush valve ball. They are usually sold in combination with the trip lever. It attaches with a left-handed screw, which screws on counterclockwise direction.
Flush Handle
231
Components of Toilet: Located at the bottom of the tank, it surrounds the opening that lets water into the bowl. It’s kept closed by a rubber flush ball or flapper. It is attached to the overflow tube, which drains water back into the bowl if the water level goes above it.
Flush Valve Seat
232
Components of Toilet: This device sits on the flush valve seat and attaches to the trip lever with a chain, rod or guide arm. When the outside handle on the toilet tank is pressed down, it raises a trip lever that pulls the flapper off its seat. Water inside the tank pours through the opening to flush the toilet bowl.
Flapper Valve Seat Ball
233
Components of Toilet: Also known as fill valve or inlet valve, the ballcock controls refilling the tank.
Ballcock
234
Components of Toilet: Part of the ballcock, when the water level raises the float ball it shuts off the valve that lets water into the tank.
Float Ball
235
A plumbing fixture used for washing the middle part of the body, especially the genitals. It is also known as the Sitz Bath.
Bidet
236
For the setting of bidet, what is the required min. measurement for center to center and center to side wall?
0.75 m, 0.375 m
237
A sanitary fixture equipped with a water supply and drain for flushing away urine.
Urinals
238
For the setting of urinal, what is the required min. measurement for center to side wall and center to center?
0.3 m, 0.6 m
239
Type of Urinals: Has an integral (built-in) trap of 2” P-trap. The outlet openings to this consist of several small holes cast into the china at the bottom of the urinal.
Wall Hung Urinal
240
Type of Urinals: Is one which the bowl is elongated and attached to the floor. The pedestal conceals the internal elements of the urinal located at the lower part of it.
Pedestal Urinal
241
Type of Urinals: A stall is set into the floor of the toilet room.
Stall Urinal
242
Type of Urinals: - This type or urinal has lengths ranging from 3 to 6 feet long. The flushing water enters a trough the perforated flush pipe attached to the back edge of the fixture. This comes in different materials such as enameled cast iron, pressed metal (stainless steel).
Trough Urinal
243
Flushometer Valve used for Urinals: Is used to flush waste out of the bowl the user of the fixture presses and holds the push button, allowing water to flow into the bowl and once released the flow stops.
Urinal Hand Flush Valve
244
Flushometer Valve used for Urinals: A mechanism that allows the flow and the shutting off the valve at a predetermined setting.
Diaphragm Type Flushometer Valve
245
Flushometer Valve used for Urinals: This type of flushometer, having an electric motor activates the flushing mechanism of the valve in place of handle assembly. This electric motor operator is connected to an electric timer mechanism, which activates the operator to flush urinal at predetermined time intervals.
Automatic Flushometer
246
A plumbing fixtures usually consisting of a basin with a water supply, connected with a drain.
Kitchen Sink
247
It is a faucet in which the flow of water is controlled by means of washer that is forced down (or compressed) onto its seat.
Compression Faucet
248
A single handle, non-compression faucet that contains within the faucet body parts for both hot and cold water and mechanism for opening and closing these ports. This may be achieved by means of either cartridge or a disk.
Port Control Faucet
249
These fittings are installed at the bottom of the bowl. The most common is the pop up waste.
Lavatory Drain Fittings
250
The most common type of the lavatory fittings. This is a combination of compression faucet and used for lavatories that have the faucet mounting holes drilled on 4” centers.
Center Set Fitting
251
It is a combination compression type faucet. This faucet fits lavatories where the faucet mounting holes are drilled in 8” or 12” center.
Concealed Faucet or Bottom Mounted Faucet
252
With approved-type hinged strainer plate having the sum of the areas of the small holes of the waterway equal to the cross-sectional area of the tailpiece.
Floor Drains
253
Each shower receptor shall be constructed to have a finished dam, curb or threshold of at least ______ mm lower that the outside floor.
25.4
254
The dam or threshold shall not be less than _____ mm nor more than _____ mm in depth, when measured from the top of the dam or threshold to the top of the drain.
51, 228
255
The finished floor of the receptor shall slope uniformly from the sides towards the drain not less than ____% or ____ mm/m or more than ____% or _____ mm/m.
2, 20, 4, 40
256
The minimum distance between the door or entry to the drain opening shall be ______ m.
1.2
257
A min. finished interior area of _____ sq.m. and shall also be capable of encompassing a _______ mm dia. circle. The min. area and dimensions shall be maintained from a point above the shower drain outlet to a height of ______ meters with no protrusions other than the fixture valve or valves, shower head and safety grab bars or rails.
0.6, 762, 1.78
258
Floors of public shower rooms shall have a __________________.
non-skid surface
259
A tub for bathing, usually a fixed plumbing installation designed for one person. it is available in left outlet and right outlet.
Bath Tub
260
A deep sink, usually set low and used by janitors for emptying pails of dirty water and mop cleaning.
Slop Sink
261
A deep wide sink or tub used for washing clothes. It is also known as Laundry Tray or Set Tub.
Laundry Tub
262
An apparatus for spraying water on the body, usually from above. Drain is through the shower bath floor drain.
Shower Bath
263
A fixture consisting of a shallow basin, together with a water jet designed to provide potable water for human consumption.
Drinking Fountain
264
A plumbing fixture usually located in the operating room in a hospital to enable personnel to scrub their hands prior to a surgical procedure; the hot and cold water supply is activated by a knee-action mixing valve or by wrist or pedal control.
Scrub Sink
265
Section 601 - RUNNING WATER REQUIRED
Each plumbing fixture shall be provided with an adequate supply of potable running water, so arranged as to flush and keep same in clean and healthful conditions without danger of ____________ or _______________.
backflow, cross-connection
266
Section 601 - RUNNING WATER REQUIRED
Water closets and urinals shall be flushed by means of an approved flush tank or flushometer valve. Faucets and diverters shall be connected to the hot and cold water distribution supplies so that the hot water supply is located at ______ side of the combination fittings.
Ieft
267
Section 602 - UNLAWFUL CONNECTIONS
No person shall make a connection between pipes or conduits carrying domestic water supplied by any public or private water service system and any pipe, conduits or fixture containing water from any other source of water which has been used for other purposes or any piping carrying chemicals, liquids, gases or any substances unless there is provided an approved _______________________.
backflow prevention device
268
Section 603 - CROSS-CONNECTION CONTROL
No person shall install any water-operated equipment or mechanism or use any water ________________ or substances, if it is found that such equipment, mechanism, chemical or substance may cause pollution or contamination of the domestic water supply. Such equipment or mechanism may be permitted only when equipped with an approved backflow prevention device assembly.
treating chemical
269
Section 603 - CROSS-CONNECTION CONTROL
__________________________ - before any device or assembly is installed for the prevention of backflow, the Administrative Authority shall have first approved it.
Approval of Devices or Assemblies
270
What is the min. airgaps for water distribution when not affected by side walls if lavatories and other fixtures with effective openings not greater than 13 mm in diameter?
25 mm
271
What is the min. airgaps for water distribution when affected by side walls if lavatories and other fixtures with effective openings not greater than 13 mm in diameter?
38 mm
272
What is the min. airgaps for water distribution when not affected by side walls if sinks, laundry trays, gooseneck bath faucets and other fixtures with effective openings not greater than 19 mm in diameter?
38 mm
273
What is the min. airgaps for water distribution when affected by side walls if sinks, laundry trays, gooseneck bath faucets and other fixtures with effective openings not greater than 19 mm in diameter?
57 mm
274
What is the min. airgaps for water distribution when not affected by side walls if over rim bath fillers and other fixtures with effective openings not greater than 25 mm in diameter?
51 mm
275
What is the min. airgaps for water distribution when affected by side walls if over rim bath fillers and other fixtures with effective openings not greater than 25 mm in diameter?
76 mm
276
What is the min. airgaps for water distribution when not affected by side walls if effective openings not greater than 25 mm in diameter?
two (2) times diameter of effective opening
277
What is the min. airgaps for water distribution when affected by side walls if effective openings not greater than 25 mm in diameter?
three (3) times diameter of effective opening
278
Access and clearance for testing, maintenance and repair shall require a minimum of _______ mm space between the lowest portion of the assembly and the grade, floor or platform. Installations elevated more than ______ meters above the floor or grade shall be provided with platform sufficient to support maintenance person.
305, 1.52
279
Where potable water is discharged to the drainage system, it shall be by means of an approved airgap of ________ pipe diameters from the supply outlet and the top surface of the drainage inlet, but in no case shall the gap be less than _____ mm.
two (2), 25
280
Backflow prevention for hot water over ______ C shall be a listed type assembly designed to operate at a temperature of ______ C or higher without rendering any portion of the assembly inoperative.
43.3°, 43.3°
281
Water Closet and Urinal Flushometer Valves shall be equipped with a listed atmospheric vacuum breaker and shall be installed at the discharge side of the flushometer valve with the critical level at least _______ mm distance according to its listing above the overflow rim of a water closet bowl or the highest part of a urinal.
152
282
Water Closet and Urinal Tanks shall be equipped with a listed ballcock and shall be installed with the critical level at least _____ mm above the full opening of the overflow pipe.
25
283
_______________________ shall be equipped with listed atmospheric vacuum breakers installed on the discharge side of each of the last shutoff valve.
Lawn Sprinkling Systems
284
Potable Water Outlets with Hose Attachments other than water heater drains and clothes washer connections shall be protected by a listed non-removable ________________ backflow preventer or by a listed atmospheric vacuum breaker installed at least 152 mm above the highest point of usage and located on the discharge side of the last valve.
hose Bibb-type
285
A listed ________________ installed to protect water CooIed Compressors, Degreasers or any other water-cooled equipment.
backflow preventer
286
Potable Water Make Up Connections to _________________________ shall be provided with a listed backflow protection assembly.
Steam or Hot Water Boilers
287
____________________. Each outlet on the non-potable water line, which may be used for drinking or domestic purposes, shall be posted “DANGER-UNSAFE WATER".
Non-potable Water Piping
288
Water pressure pipes shall be of brass, copper, centrifugal cast iron (CCI), B & S and F & F ends, ductile cast iron (DCI), galvanized wrought iron, galvanized steel, or other approved PE & PVC water pressure pipe manufactured to recognized standards may be used for _____________________________.
cold water distribution systems
289
_________________ and tubing may be used for hot and cold-water distribution systems within a building.
CPVC water pipe
290
Cast iron fittings up to and including _____ mm in size, when used in connection with potable water piping shall be galvanized.
51
291
All small sized malleable iron water fittings shall be ____________.
galvanized
292
Approved plastic materials may be used in water service piping, provided that where metal water service piping is used for __________________ purpose and replacement pipings therefore shall be of like materials.
electrical grounding
293
Valves up to and including 51 mm in size shall be brass or other approved materials. Sizes over 51 mm may have _________ or brass bodies. Each gate valve shall be a fullway type with working parts of non-corrosive materials.
cast iron
293
A _________________________ controlling all outlets shall be installed on the discharge side of each water meter and on each unmetered water supply. Water supply piping supplying more than one building shall be equipped with a separate fullway gate valve to each building, so arranged that the water supply can be turned on or off to any individual or separate building; provided however, that supply piping to a single family residence
fullway gate valve
294
A valve used to control two (2) or more openings shall be a ____________________.
fullway gate valve
295
The covers of gravity tanks shall be vented with a return-bend vent pipe having an area not less than the area of the down-feed riser pipe, and the vent shall be screened with a fine corrosion-resistant screen with openings not less than ______ nor more than ______ mess per 25 mm.
14, 18
296
Potable water inlets to gravity tanks shall be controlled by a float valve, float switch or electrode-type water level control to prevent the tank from _____________.
overflowing
297
Gravity tanks shall be provided with a valved drain pipe and an _______________________.
overflow pipe screened
298
________________________- Whenever the water pressure in the main or other source of supply will not provide a water pressure of at least _______ kPa, after allowing friction and other pressure losses, a hydro-pneumatic pressure tank or an elevated tank and booster pump will provide said ______ kPa pressure.
Inadequate Water Pressure, 103, 103
299
________________________ - Where the local water pressure is in excess of ______ kPa, an approved-type pressure regulator preceded by an adequately sized strainer shall be installed to reduce the pressure on the building side of the regulator to the required supply pressure. All pipe size determinations shall be based on ___________ percent the reduced pressure.
Excessive Water Pressure, 551, eighty (80)
300
For listed non-storage instantaneous heaters having an inside diameter of not more than _____ mm is not required to have __________________ with approved drain.
76, pressure relief valve
301
Each pressure relief valve shall be an approved automatic type with drain, and each such relief valve shall be set at a pressure of not more than _______ kPa.
1033
302
Approved ____________________________________ (CT & PRV). Each such approved CT & PRV shall be installed on the water heating device in an approved location based on its listing requirements and the manufacturer's instructions. Each such CT & PRV shall be provided with a drain.
combination temperature and pressure relief valve
303
All water service yard piping shall be at least _____ m below the finish ground level.
0.3
304
Water pipes if run or laid with the same trench or building sewer shall be the bottom of the water pipe at all points, shall is at least ______ m above the top of the sewer or drain line.
0.3
305
Water pipes if run or laid with the same trench or building sewer shall be the water pipe shall be placed on a solid shelf excavated at one side with a minimum clear horizontal distance between the sides of at least _____ m from the side of sewer or drain line and the water line
0.3
306
Water pipes if run or laid with the same trench or building sewer shall be water pipes crossing sewer or drainage piping constructed of clay or materials, not approved for use within a building, shall be laid a minimum of ____ m above the sewer or drainpipe.
0.3
307
_______________ include alloy steel, carbon steel, cast iron and wrought iron.
Ferrous metal
308
__________________ include aluminum, copper, lead, zinc and tin, as well as precious metals like gold and silver.
Non-ferrous metals
309
______ shall be installed in the water supply piping within 0.3 m away from regulating equipment, water heater, conditioning tanks and similar equipment which require removal for servicing or replacement.
Unions
310
The quantity of water required to be supplied to every plumbing fixture shall be represented by __________________________.
Fixture Units (FU)
311
No building water service pipe shall be less than _____ mm in diameter.
19
312
No galvanized wrought iron or galvanized steel pipe shall be used underground and shall be kept at least ______ mm above ground.
152
313
No vitrified clay pipes or fittings for building drain or sewer shall be used above ground or whenever piping is pressurized by a pump or ejector. They shall be kept at least _______ meter below finish ground level.
0.3
314
The threads of drainage fittings shall be tapped to allow _________ percent or _____ mm/m grade.
two (2), 21
315
For a continuous flow into a drainage system, such as from sump pump or ejector, air conditioning equipment or similar devices, _______ fixture units shall be allowed for every _______ L/S of flow.
two (2), 0.063
316
Each horizontal drainage pipe shall be provided with a cleanout at its upper terminal and each run of piping which is more than ____ meters in total developed length shall be provided with a cleanout and at every ____ meter length or a fraction thereof.
15, 15
317
Cleanouts may be omitted on a horizontal drain line less than _____ meter in length unless such line is serving sinks or urinals.
1.5
318
Cleanouts may be omitted on short horizontal drainage pipe installed at a slope of _______________ degrees or less from the vertical line (or an angle 1/5 bend).
seventy-two (72)
319
An additional cleanout shall be provided on a horizontal line with an aggregate offset angle of direction exceeding _____ degrees.
135
320
Each __________ degrees cleanout extension shall be extended from a wye type fitting or other approved fitting of equivalent sweep.
ninety (90)
321
Cleanouts 51 mm or less in size shall be installed so that there is a clearance of not less than _____ mm in front of the cleanout.
305
322
Cleanouts larger than 51 mm shall have a clearance of not less than _____ m in front of the cleanout.
0.45
323
Cleanouts in underfloor piping shall be extended to or above the finished floor or shall be extended outside the building when there is less than ______ meter vertical and ______ meter horizontal clearance from the means of access to such cleanout.
0.45, 0.75
324
No underfloor cleanout in any residential occupancy shall be located more than ______ meters from an access door, trap door or crawl hole.
6.1
325
____________ cleanout plugs shall be installed where raised heads may cause hazard to passing personnel or vehicles.
Countersunk
326
__________ blind plug is used for a required cleanout, the complete coupling and plug shall be accessible for removal or replacement.
Hubless
327
All such sumps and receiving tanks shall be automatically discharged and, when rated as "public use" occupancy, shall be provided with ___________ or ejectors. The invert of the lowest inlet to the tank shall have a minimum distance of 51 mm above the high water or "starting" level of the pumping operation.
dual pumps
328
Fixture outlets shall not be connected to the horizontal excreta drainage piping system within ______) meter of any vertical to horizontal change of direction of a stack containing suds-producing fixtures. Bathtubs, laundries, washing machine standpipes, kitchen sinks and dishwashers shall be considered ______-producing fixtures.
2.4, suds
329
Only _________ water closets or 6 fixture unit traps are allowed on any vertical pipe or stack; and not to exceed _________ water closets or six (6) fixture unit traps on any horizontal branch or drain.
four (4), three (3)
330
Based on two (2) percent or 20.9 mm/m slope. For one (1) percent or 10.4 mm/m slope, multiply horizontal fixture units by a factor of _______.
0.8
331
The diameter of an individual vent shall not be less than _____ mm nor less than 1/2 the diameter of the drain to which it is connected.
32
332
Cooling and air-conditioning equipment may be separated by an ___________, but all food equipment shall be separated from the drainage system by a full __________.
airbreak, airgap
333
The airgap for drainage shall be not less than _______ mm between the plumbing fixture, appliance or appurtenance outlet and the rim of the floor sink or receptor.
25
334
No vent from indirect waste piping shall combine with any excreta connected vent, but shall extend separately to the outside air. Indirect waste pipes exceeding ____ meters but less than _____ meters length shall be directly trapped, but such traps need not be vented.
1.5, 4.6
335
No standpipe receptor for any clotheswasher shall extend more than _____ meter nor less than ______ m above its trap.
0.8, 0.45
336
Every indirect waste interceptor receiving discharge containing particles that clogs the receptor drain shall have a readily removable __________________.
beehive strainer
337
Appliances, devices or apparatus such as stills, sterilizers and similar equipment requiring water and waste and used for sterile materials shall be drained through an _________.
airgap
338
No domestic dishwashing machine shall be directly connected to a drainage system of food waste disposer without the use of an approved dishwasher airgap fitting on the discharge side of the dishwashing machine. Listed airgaps shall be installed with the __________________ marking at or above the flood level of the sink or drainboard, whichever is higher.
flood level (FL)
339
Drinking fountains may be installed with ________________.
indirect wastes
340
No steam pipe shall be directly connected to any part of a plumbing or drainage system, nor shall any water having a temperature above _____°C be discharged under pressure directly into any part of a drainage system.
60
341
All condensers and sumps shall be properly trapped with a deep seal trap extending to within ______ mm of the bottom of the tank. The top of the deep seal trap shall have a _____ mm diameter opening located at the highest point of the trap to serve as a siphon breaker.
152, 19
342
Sumps, condensers or intercepting tanks constructed of concrete shall have walls and bottom not less than ____ mm thickness, and the inside shall be cement plastered not less than ____ mm in thickness. Condensers constructed of metal shall be not less than No. ____ U.S. Standard gauge (2.77 mm thickness).
102, 13, 12
343
Where acid or corrosive chemical is placed and each vent pipe connected thereto, shall be constructed of chemical-resistant glass-lined pipe, high silicon iron pipe, lead pipe not less than _____ mm wall thickness, an approved type of ceramic glazed or unglazed vitrified clay or other approved corrosion resistant material.
3.2
344
No _________ wastes shall be discharged into the ground, local sewer or other disposal.
chemical
345
_____________ is limited to vertical drainage piping receiving the discharge from the trap arm of one (1) and two (2) fixture unit. Fixtures that also serves as a vent for not to exceed _________ fixtures.
Wet venting, four (4)
346
The vertical piping between any two (2) consecutive inlet levels shall be considered a wet-vented section. Each wet-vented section shall be a minimum of _________ pipe size larger than the required minimum waste pipe size of the upper fixture or shall be one (1) pipe size larger than the required minimum pipe size for the sum of the fixture units served by such wet vented section, whichever is larger, but in no case less than _____ mm in diameter.
one (1), 51
347
The return bend used under the drainboard shall be a one (1) piece fitting or an assembly of a _______________ degree elbows.
forty-five (45)
348
Any branch more than ______ meter in length shall be separately vented. The minimum area of any vent installed in a CW & VS shall be at least ___________ the inside cross-sectional area of the drain pipe served.
4.6, one-half (1/2)
349
Each waste pipe and each trap in any CW & VS shall be at least _______ pipe sizes larger than any fixture tailpiece or connection.
two (2)
350
Cleanouts may not be required on any wet-vented branch serving a single trap when the fixture or tailpiece or connection is not less than _____ mm.
51
351
_____________ waste of holy water and washwater at church altar services must not be discharged into the sanitary drainage system but disposed of directly into the ground.
Sacrarium
352
_____ mm - 1 inlet serving not more than 2.8 m³ of refrigeration space
32
353
_____ mm - 4 to 12 m³, 32 mm inlets or the equivalent refrigeration space
51
354
____ mm - 13 to 36 m³, 32 mm inlets or the equivalent refrigeration space
76
355
