PLUMBING CODE REFRESHER - 1 Flashcards
A receptacle attached to the plumbing system other than the trap in which waste or waste may collected or retained for an ultimate discharge into the plumbing system.
Fixture
It is a box like collection device which is located on the exterior of the building and receives storm water on one side,
Gutter
An automatic fill device, most commonly found in toilet tanks,
*
Ballcock
Minimum vent pipe size for water closet (public).
2”
COMMON VENT SIZES:
32mm: lavatories, drinking fountain, individual vent
38mm: bathtub, shower bath
51mm: 1 water closet (public), 4 urinals (pedestal), 4” trap
76mm: vent for waste pipe to street sewer
Building sewers shall be tested by completely filling the sewer with water from the,
Lowest to the highest point
An adequate is one of the most important governances in modern and healthful human existence that involves air, water and food which is the basic necessities of life.
Sanitary Code
The flow of water which has gradual and regular variation over time and space is,
Laminar flow
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, NAMPAP and the plumbing profession.
self-laudatory language
The air pressure test for any threaded (low pressure) gas piping system shall be at,
5 psi at 15 minutes
A means of measurement for vertical waste or soil stack. It is equal to each floor level or storey in a building but are always at least eight feet (2.4 m) interval.
Branch interval
_____ shall extend to the outer air and installed to preempt clogging and the return of foul air to the building.
Vent terminals
Minimum vent pipe size for lavatories
1 1/4”
COMMON VENT SIZES:
32mm: lavatories, drinking fountain, individual vent
38mm: bathtub, shower bath
51mm: 1 water closet (public), 4 urinals (pedestal), 4” trap
76mm: vent for waste pipe to street sewer
Rain water piping located on the exterior of a building using galvanized sheet metal shall not be less than,
26
Each family dwelling unit on premises abutting on a sewer or with a private sewage-disposal system shall have at least _____ and ______. Further, a lavatory and bathtub or shower shall be installed to meet the basic requirements of sanitation and personal hygiene.
one pedestal water closet/single kitchen type sink
A drainage pipe used to carry main or surface water, cooling water and similar liquid waste is,
Storm sewer
The vertical distance that waste travels through open air between the waste pipe and the direct waste receptor is,
Air gap (drainage)
Plumbing fixtures shall be made of _____ material, free from concealed fouling surfaces and shall be located in ventilated enclosures.
smooth non-absorbent
The minimum allowable size of any building drain, horizontal branch, vertical soil or waste stack serving one or more waste closets shall be,
3”
If water closets or other plumbing fixtures are installed in buildings where there is no sewer within a reasonable distance,_____ shall be made for disposing of the building sewage by some accepted method of sewage treatment and disposal, such as _____.
suitable provision / septic tank
Minimum vent pipe size for lavatory
1 1/4”
The maximum fixture units loading allowed on a 2” horizontal waste branch is,
8
According to the existing Plumbing code cast iron pipe, weld steel pipes, copper pipes, vitrified clay, concrete and asbestos pipes shall conform to standard other than the Philippine Standard,
ASTM
Cast iron piping in 10 ft lengths installed horizontally, shall be supported at intervals of not more than,
10 ft
No _____ shall be located in a room or compartment which is not properly lighted and ventilated.
water closet
A piece of metal fitted under another piece of flat metal or wood which water is expected to run is called,
Flashing
_____ shall be provided to prevent contamination 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.
Proper protection
That part of the plumbing system extending from a point 4 ft or 5 ft from the inner face of the foundation wall of building to the junction with another sewer,
House sewer
A fixture designed for the washing of hands or face, sometimes called wash basin.
Lavatory
A stack as defined in the code is,
Vertical main soil, waste or vent piping
The drainage system shall be designed, constructed and maintained to _____ against fouling, deposit of solids, clogging and with adequate cleanouts so arranged that the pipes may be readily cleaned.
Safeguard
Supports or anchorage of piping shall not exceed an interval of
10 ft.
_____ which will clog the pipes, produce explosive mixtures, destroy the pipes or their joints or interfere unduly with the sewage-disposal process shall be allowed to enter the building drainage system
No substance
When no public sewer intended to serve any lot or premises is available in any thoroughfare or right of way abutting such a lot or premises, drainage piping form the building shall be connected.
Private sewage disposal system
Shall not act in an _____ any remuneration other than his/her original charges except for additional services not covered in the basic contract;
Unprofessional manner and demand
Modern or state-of-the-art plumbing installation now require the close coordination of works among Master Plumbers, Architects and Engineers to come up with the cost and plumbing installation.
efficient/economical
A vertical vent that is continuation of the drain to which it connects is a
Continuous vent
Copper tubing used for water under concrete slabs within a building shall be,
Installed without joints where possible
When connecting plastic pipe to another types of piping, the specific transition intended shall be made with approved,
Fittings and adaptors
A device used to connect drainage of a dishwasher with the sanitary drainage system is called,
Air gap device
Required minimum height from cover of grease trap to the bottom of fixtures served.
89 mm
A piping system designed to control and conveys excess ground water to a suitable location.
Storm water drainage piping
A unit is equivalent to the flow rate of 1 ft3/min or 1 gpm of water is
Fixture unit
The vent pipe serving a combination waste and vent system with a 4 inch drainpipes shall be at least,
3 in
A drain connecting the compartments of a certain fixture to its trap.
Continuous waste
Plumbing shall be installed by Registered Master Plumbers with due regard to the _____ of the strength of structural members and the _____ of damage to walls and other surfaces through fixture usage.
preservation/prevention
Expansion joints shall be acceptable except in piping for:
Vents
Minimum vent pipe size for bathtub
1 ½”
COMMON VENT SIZES:
32mm: lavatories, drinking fountain, individual vent
38mm: bathtub, shower bath
51mm: 1 water closet (public), 4 urinals (pedestal), 4” trap
76mm: vent for waste pipe to street sewer
Minimum size of water supply pipe for flush valve is
1”
Shall not allow of his/her License as Registered Master Plumber for a fee to an unlicensed Master Plumber in plumbing works without his/her _____.
Personal supervision
_____ shall be designed to provide adequate circulation of air free from siphonage, aspiration for forcing of trap seals under ordinary use.
Drainage piping system
The water demand for bidet is,
2 gpm
The valve for controlling two more outlet, is a cold water supply line may be a,
Rising stem gate valve
All premises intended for human habitation, occupancy or use shall be provided with a supply of _____ and _____ water, neither connected with unsafe water supplies nor subject to hazards of backflow or back-siphonage.
pure/wholesome
A condition in the distribution system where it could damage, or create condition that will damage components of the distribution system or create a nuisance is termed as,
Excessive water pressure
It is used to close an opening in a fitting.
*
Plug
Where a plumbing drainage system may be subject to backflow of sewage, suitable provision shall be made to _____ its overflow in the building
Prevent
Is it permissible to place building sewer and drainage piping in the same trench with water service pipe?
No
Upon issuance of Plumbing permit, plumbing installation shall commence within,
One year
The minimum pressure that should be maintained for fixtures containing flush tank supplies shall,
8 psi
Devices for heating and storing water shall be so _____ and _____ as to prevent dangers from explosion through overheating.
designed/installed
Minimum vent pipe size for drinking fountain.
*
1 1/4”
COMMON VENT SIZES:
32mm: lavatories, drinking fountain, individual vent
38mm: bathtub, shower bath
51mm: 1 water closet (public), 4 urinals (pedestal), 4” trap
76mm: vent for waste pipe to street sewer
An electrically or mechanically operated device used to elevate sewage and liquid waste from a lower level to a point of discharge into a sewer or other disposal system,
Ejector
CPVC water pipe may be used for hot water and cold water distribution system,
Within a building
Shall not take advantage of a salaried government position to _____ practicing Registered Master Plumber. with a
Compete unfairly
All plumbing fixtures shall be installed _____ intended use to be accessible for their
properly spaced
In shower receptor, what is the maximum depth for the finished dam or threshold?
228 mm
Plumbing fixtures, devices and appurtenances shall be supplied with water in volume and a pressure to enable them to function satisfactorily and without undue noise under all normal conditions of use.
sufficient/ adequate
A measure of inertia forces to viscous forces, which sometimes describe whether it is turbulent or laminar flow,
Reynold’s number
Air pressure in drainage pipes greater than atmospheric pressure.
*
Back pressure
Sewage or other waste from a plumbing system which may be _____ to surface or sub-surface waters shall not be discharge into the ground or into any waterway, unless first rendered _____ form of treatment through subjection to some acceptable
deleterious / innocuous
Caulked or screwed joints shall be applicable to,
Cast iron
No clevical toilet shall be installed in any building unless first approved by the,
Health officer
The critical level marking or a backflow prevention device or vacuum breaker is a point established by the,
Testing laboratory
It is the height of inlet and outlet pipe that shall extend at least ________ above the water surface.
101.6 mm
A material not listed in the code for use in water piping,
Asbestos cement
The minimum size building supply allowed by the code for water is
¾ in
All pipings of plumbing systems shall be of _____ NAMPAP-APPROVED materials, free form defective workmanship, designed and constructed by Registered Master Plumbers to ensure satisfactorily service
Durable
The minimum size of water supply pipe to a lavatory is,
*
3/8 inch diameter
A Registered Master Plumber shall maintain a _____ consistent with an honorable and dignified pursuit of his/her profession.
professional bearing
The water demand for shower head is,
*
5 gpm
Minimum vent pipe size for shower bath.
1 ½”
COMMON VENT SIZES:
32mm: lavatories, drinking fountain, individual vent
38mm: bathtub, shower bath
51mm: 1 water closet (public), 4 urinals (pedestal), 4” trap
76mm: vent for waste pipe to street sewer
Is used to close the end of a pipe
Cap
It is the minimum diameter of an inlet, outlet and siphon pipe and fittings in a septic tank.
104.6 mm
When connecting horizontal drain line with another horizontal drain line, the acceptable fitting to be used are,
Combination wye and 1/8
Sizes of vertical and horizontal drainage pipe shall be determined from
Total fixture units
In shower receptor, what is the minimum size of the finished dam or threshold?
51 mm
Roof joint shall be
Water tight
A water system containing a water heater will require
Pressure relief valve
In shower receptor, what is the maximum depth of the finished dam or threshold?
9”
A three piece pipe fitting used to connect the ends of two pipes, neither of which can be turned.
Union
Every building having plumbing fixtures installed and intended for _____ occupancy or use on premises abutting on a street, alley or easement where is a public sewer, shall be connected to the sewer system.
human habitation
Each fixture directly connected to the drainage system shall be equipped with a _____.
water-sealed trap
Plumbing shall be designed and adjusted to use the _____ consistent with proper performance and cleaning. quantity of water
Effectively
Request for inspection by the Master Plumber to the Administrative Authority is required to be made in advance at least before the work to be tested.
72 hrs.
A pipe fitting used to reduce the size of an opening which is threaded on both the inside and the outside is called.
Bushing
II water supply, drainage, venting system and all fixtures and their traps complete with their connection,
Plumbing system
In water supply piping slip joints may be used only on the,
Exposed fixture supply
Another name for a clinical sink is,
Bedpan washer
Formula for downspout
1.86(AI)^3/8
For gutter
3sqrt2(AI/sqrt2)^3/8
Horizontal rainwater pipe
1.86sqrt2(AI/sqrt2)^3/8
Vertical rainwater pipe
2.04(AI)^3/8
