Plumbing code Flashcards
After caulking, the finished joint shall not extend more than ____ mm below the rim of the hub.
3.2
Plastic pipe and fittings designed to be joined by solvent cement shall comply with appropriate ____ installation standards.
IAPMO
Neoprene rubber shall be used in soils subject to ____.
Oil intrusion
Joints with thin-walled copper tubing to thick-walled threaded pipe shall be made by the use of ____ adaptor fitting.
Brass
No fitting or connections that offer abnormal obstruction to flow shall be used. The enlargement of ____ mm closet bends or stub to 102 mm shall not be considered an obstruction.
76
Brass or cast iron body cleanouts shall not be used as ____ or adapter.
Reducer
Type ____ copper tubing may be used for water piping when piping is above ground inside or on top of a building, or underground outside of structures with outside protective coating.
M
When pipe is joined by means of flexible compression joints, such joints shall conform to approved standards and shall not be considered as:
Slip joints
CPVC and PVC pipe and fittings shall be cleaned and joined with listed primer(s) and ____.
Solvent cement
Joints from copper tubing to threaded pipe shall be made by the use of:
Adapter fittings
It is that portion of the rainfall or other precipitation which runs off on the ground surface after a storm and for such short flood following a typhoon.
Surface water
Revocation of permit cancellation and rejection of new application for plumbing permit are imposed for the following grounds:
Violation of the code
A faucet opened or closed by the fall or rise of a ball floating in the surface of water is called:
Ball cock
A receptacle attached to a plumbing system other than a trap in which wastes may be collected or retained for ultimate discharge into the plumbing system is called:
Fixture
The level in a fixture at which water begins to overflow the top or rim of the fixture is called:
Flood level
In plumbing, a secondary pipeline, in sewerage a common sewer to which no other common sewer is tributary, receives sewage only from a building sewer.
Lateral line
The length along the centerline of the pipe and fittings is the ____.
Development length
A vent that also serves as a drain is a (an) ____.
Wet vent
I.P.S. means:
Iron pipe size
All plumbing fixtures, drains, appurtenances, and appliances used to receive or discharge liquid wastes or sewage shall be connected properly to the ____.
Drainage system
Every building in which plumbing fixtures are installed shall have a connection to a:
Public or private sewer
No cast iron soil pipe shall be:
Threaded
No drainage or vent piping shall be drilled and tapped for the purpose of making connections:
t
Unless otherwise provided for in this Code, all materials, fixtures, or devices used or entering into the construction of plumbing systems, or parts thereof, shall be submitted to the:
Administrative Authority
Roofs, inner courts, vent shafts, light wells or similar areas having rainwater drain, shall discharge to the outside of the building or to the gutter and shall not be connected to the sanitary drainage system unless first approved by the:
Administrative authority
Burred ends of all pipe and tubing shall be ______ to the full bore of the pipe or tube and all chips shall be removed.
Reamed
A valve in which the flow of water is cut-off by means of a circular disc that fits against the valve end. The place of movement of the disc is parallel to the normal direction of flow of water which is turned through a tortuous passage to direct the flow to the face of the disc:
Gate valve
It is that part of a plumbing system extending from a point of about 0.60 meters from the outside face of the foundation wall of a building to any point of discharge:
House sewer
That part of the lowest piping of a drainage system that receives the discharge from soil, waste, and other drainage pipes inside the walls of the building and conveys it to a point 2 ft outside the building wall is a:
Waste pipe
A horizontal drain that is sized to provide free movement of air above the flow line of the drain is called a:
Combination waste and vent system
A term used which is contrary to sanitary principles or injurious to health is:
Insanitary
cPVC water pipe may be used for hot and cold water distribution system:
Within a building
A vent in that portion of a vent pipe system through which liquid waste flow:
Wet vent
In case of renewal of plumbing permit, how much shall be paid?
half of the original amount
A type of pipe connection in which a ball shaped end is held in a cuplike shell and allows movements in every direction:
Ball joint
A controlled outlet of pipeline to discharge liquid or detritus:
Drain pipe
Any fitting or connection which has an enlargement, chamber or recess with a ledge, shoulder or reduction of pipe area, that offers an obstruction to flow through the drain shall be:
Prohibited
Brass or cast iron body cleanouts shall be used as a reducer or adapter from cast iron drainage pipe to iron pipe size (IPS) pipe:
Joints between lead pipe and cast iron, steel or wrought iron shall be made by means of a:
Caulking ferrule or soldering nipple
Joints in copper tubing shall be made by the appropriate use of approved copper or:
copper alloy fittings
The tubing shall be reamed to the full inside diameter, resized to round and expanded with a proper:
Flaring tool
Except for necessary valves, where inter-membering or mixing of dissimilar metals occur, the point of connection shall be confined to:
accessible locations
All trenches deeper than the footing of any building or structure and paralleling the same shall be at least there from, unless permission is otherwise granted by the Administrative Authority:
45 degree
Hanger rod size for Pipe and Tube Sizing 8 inches:
½
When connecting plastic pipe to other types of piping, only approved types of ______ designed for the specific transition intended shall be used.
Fittings and adapters
______ of approved plans, specifications and computations shall be retained by the Administrative Authority until final approval of the work covered therein.
One set
Plastic pipe and fittings designed to be joined by solvent cement shall comply with appropriate ______ installation standards.
IAPMO
Trenches shall be backfilled in thin layers to ______ above the top of the piping with clean earth which shall not contain stones, boulders, cinder fill, frozen earth, construction debris or other materials which would damage or break the piping or cause corrosive action.
305 mm
Threaded plastic pipe shall be ______ minimum wall thickness.
Schedule 80
Wiped joints shall have an exposed surface on each side of a joint not less than and at least as thick as the material being joined:
19.1 mm
Occurs to an increased reversed pressure above the supply pressure. This may be due to pumps, boilers, gravity, and other sources of pressure:
Negative pressure
A horizontal vent connecting one or more individual vertical back vents with the vent stack:
Branch vent
A fitting screwed or caulked over the end of a pipe for closing the end:
Cap
Copper tubing shall be marked by means of a continuous and indelibly colored stripe at least ______ mm in width:
6.4
What is the color coding for type K copper tubing?
Green
Valves up to and including ______ mm in size shall be all brass and bronze metal:
51
ANSI means:
American National Standards Institute
Plumbing Code for the City of Manila:
City Ordinance 2411
Drainage Fixture Unit of water closet, public installation:
6
National Plumbing Code prepared by NAMPAP was promulgated and approved by Malacańang:
January 28, 1959
Identify a connection in which a ball is held in or cup-like shell that allows movement in any direction:
Ball joint
A receptacle designed and constructed to separate and prevent the passage of oil, grease, lard or other materials into the drainage system:
Grease trap
An outhouse or structure used for deposition of excrement in rural area:
Privy
The vertical distance between the dip and the crown weir of a trap is called:
Seal
A metallic sleeve, caulked or otherwise joined to an opening in a pipe, into which a plug is screwed that can be removed for the purpose of cleaning and examining the interior of the pipe:
Ferrule
A set of regulations adapted by an administrative agency that has jurisdiction over materials and design specifications in plumbing:
Plumbing code
A pipe flange that is not drilled for bolt holes:
blank flange
A non-watertight lined excavation in the ground which receives the discharge of a sanitary drainage system permitting the liquid to seep through the bottom and sides:
Cesspool
A vertical vent that is a continuation of a drain to which it connects is a:
Continuous vent
Is the discharge from any fixture, appliance, or appurtenance in connection with a plumbing system which does not receive fecal matter?
Liquid waste
An arrangement of venting so installed about one vent pipe will serve two traps:
Unit vent
A vertical pipe usually used for the storage of water frequently under pressure:
Stand pipe
The part of a plumbing system other than the main riser or stack:
Branch
A pit or receptacle at its lowest point of a basement floor to which the liquid waste are drained:
Sump pit
A fitting into which the end of a pipe is screwed for the purpose of closing the end of the pipe is called:
Cap
A stop valve placed in a service pipe near its connection with the water main is called:
Corporation cock
Type of joints for soft copper water tubing shall be made with fittings meeting approved standards. The tubing shall be expanded with a proper flaring tool:
Flared joints
What is the minimum size of connections for the cold water line for bathtub, bidet, and combination sink and tray?
13 mm
Revised Plumbing Code of 1999 was approved by President Joseph Estrada:
December 21, 1999
Caulked on closet ring or closet flanges shall not be less than ______ mm thick and not less than 51 mm in overall depth:
6.4
Gate valves, when used in drainage work, shall be a full way type with working parts of corrosion-resistant metal. Sizes ______ mm or larger in diameter shall have cast iron bodies:
102
Brass or copper ground joint, flared or ferrule type connections when made up shall not be considered as ______ joints:
Slip
Copper tube shall not be used for piping carrying chemical or industrial wastes. Copper tube for water supply piping shall have a weight of not less than type ______:
L
What is the color coding for type DWV copper tubing?
Yellow
Closet or closet flange shall be approximately ______ mm in diameter and when installed shall together with the soil pipe, present a 38 mm wide flange and groove face to receive the fixture gasket or ball wax:
178
The joints between the copper tubing and fittings shall be properly sweated or soldered or made with flared and screw ends adaptor fittings. The connection between the threaded pipe and the fitting made with a standard thread connection must use:
Screw
Approved unions may be used in drainage work when accessibly located in the trap seal or between a fixture and its trap in the vent system except ______ or in wet vents, at accessible joints in the water supply piping system, and in gas piping:
Underground
What is the color coding for type L copper tubing?
Blue
For flush tank supplies, the available pressure may not be less than ______ kPa:
8 psi
In getting the result in the loss in static pressure in kPa, multiply the difference in elevation by:
9.79
If the highest group of the fixture contains Flushometer valves, the pressure for the group should not be less than ______ psi:
15 psi
A vent pipe connecting from a branch of a drainage system to a vent stack:
Branch vent
Identify 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 water or air therein:
Dead end
A controlled outlet of a pipeline used to discharge water or detritus:
Blow-off
When did President Ramon Magsaysay sign the R.A. 1378, otherwise known as the “PLUMBING LAW OF THE PHILIPPINES”?
June 18, 1955
An alley is any public space, public park, or thoroughfare less than ______ meters but not less than 2 meters in width dedicated or deeded for public use:
Three
Hanger rod size for pipe and tube sizing 12 inches:
05-Aug
It shall be unlawful for any person to deposit, by any means whatsoever, into any plumbing fixture, floor drain, interceptor, sump, receptor, or device, which is connected to any drainage system, public sewer, private sewer, septic tank, or cesspool, any ashes, cinders, solids, rags, inflammable, poisonous or explosive liquids or gases, oils, grease, or any other thing whatsoever which would, or could cause, damage to the drainage system or public sewer:
Single stack drainage and venting systems, with unvented branch lines are:
Prohibited
The enlargement of a three (3) inch (80 mm) closet bend or stub to four (4) inches (100 mm) shall be considered:
Not-Obstruction
