Plumbing Reviewer Flashcards
What ancient roman term refers to an individual who worked in the sanitary field of ancient Rome
PLUMBARIUS
What is the title given to a person who is a skilled worker in the field of sanitation?
PLUMBER
NPCP refers to
NATIONAL PLUMBING CODE OF THE PHILS.
Its complete RA no.
IRA 1378
What is the meaning of BOD
BIOCHEMICAL OXYGEN DEMAND
Each fixture directly connected to the drainage system shall be equipped with
WATER SEAL TRAP
Plumbing is defined as the art and science of _____ pipes, fixtures and other apparatus
INSTALLING
What is the general role of Sanitary and Environmental Engineering?
ENVIRONMENTAL PROTECTION
This promulgated the design and layout of a plumbing system that is governed by set of rules
NATIONAL STANDARD PLUMBING CODE (NSPC)
What laws were passed by the English parliament in the 17th century?
PLUMBING APPRENTICE
In what period was plumbing revived?
RENAISSANCE PERIOD
It is the period when Europe was plagued with epidemics.
What should plumbing installation consider to prevent damage?
STRUCTURAL MEMBERS
In what civilization did the concept and importance of plumbing become more defined?
GRECO-ROMAN CIVILIZATION
What is the ability of an area resource system to support a given population?
CARRYING CAPACITY
What is a major contributor to pollution of the environment?
MAN
What should be maintained and properly usable in plumbing?
PLUMBING SYSTEM
What pollutant affects the quality of water due to Biochemical Oxygen Demand (BOD) discharges?
HEAT
What act regulates the practice of sanitary engineering in the Philippines?
RA 1364
Who headed the division of plumbing construction and inspection in Manila in 1907?
American Master Plumber JOHN F. HASS
What act was approved on June 18, 1955?
SANITARY ENGINEERING LAW
What is defined as liquid and water borne waste derived from ordinary living processes?
DOMESTIC SEWAGE
When was the Rep. Act No. 1378, also known as the National Plumbing Code of the Philippines, approved?
28-Jun-55
When was the practice of plumbing in the Philippines initiated?
17th CENTURY
What is the act for Water Quality Management?
ACT 2152
TRUE OR FALSE: Sanitation is the field of public health dealing with environmental degradation and prevention and control of diseases.
FALSE
TRUE OR FALSE: The design and layout of plumbing system is governed by a set of rules promulgated by the National Standard Plumbing Code (NSPC)
TRUE
Plumbarius is to individual who worked in the sanitary field, while Plumbum is to ___________.
LEAD – a metal used by Romans as a plumbing material
Solid waste, from water closet
SOIL PIPE
Liquid only, fixtures other than WC
WASTE PIPE
What is the most satisfactory means of water distribution?
GRAVITATIONAL FLOW METHOD
In this method of distribution, the excess water pumped during periods of low consumption is stored in elevated tanks or reservoir.
DISTRIBUTION BY MEANS OF PUMP
In dual main systems, ____________ are added on the south and west sides of streets and piping is generally placed beneath sidewalks.
SERVICE HEADERS
__________ sometimes called arterial mains, for in the skeleton of the distribution system.
PRIMARY FEEDERS
__________ is used for city water pipes.
CAST IRON PIPES
__________ is used for pipelines, truck mains and inverted siphon where pressures are high and sizes are large.
STEEL PIPES
__________ a stronger and more elastic type of cast iron used in newer plumbing installation.
DUCTILE IRON
What is a chemical reaction which involves the removal of metallic electrons from metals and formation of more stable compounds?
CORROSION
Consist of a cylinder in which a piston or a plunger moves backwards and forwards.
RECIPROCATING PUMP
What pump is used to raise water from shallow depths and used most frequently for individual houses?
HAND PUMP
__________ is a pump that increases the pressure within the distribution system or raise water to an elevated water storage tank.
BOOSTER PUMP
What pump lifts surface water and moves it to a nearby treatment plant?
LOW LIFT PUMP
What pump discharges treated water into arterial mains?
HIGH LIFT PUMP
What is used to supply or remove water from a building?
PIPE LINES
Centrifugal casting on metal moulds is sometimes called ____________.
DELAVAUD PROCESS
What necessitates a large pipe or conduit so that velocities will be low but not low enough to allow sedimentation?
INTAKE CONDUIT
Generally, the equalizing volume of a water tank that is about ____________ of the total daily demand.
1/6 to 1/3
In residential areas having houses up to 4 storeys high, the pressure in the pipes should be between _____________.
1.8 x 105 to 2.8 x 105 N/m2
High service system is for high lying areas; while _____________ is for low lying areas.
LOW-SERVICE SYSTEM
TRUE OR FALSE: Water distribution is a network of pumps, pipelines, storage tanks and appurtenances.
TRUE
What is a special type of underground water that is found on islands or in the coastal regions near the sea?
FRESH WATER
What should be supplied with water in sufficient volume or at adequate pressure to enable them to function properly?
PLUMBING FIXTURES
Flush tanks which are directly connected to the potable water supply system should be equipped with approved ___________.
BALL COCKS
___________ is a junction between water supply systems through which water from doubtful or unsafe sources may enter an otherwise safe supply.
CROSS CONNECTION
What are the 3 main sources of water supply?
- RAINWATER
- GROUNDWATER
- SURFACE WATER
What is required to be installed to register the amount of water supplied to a building?
WATER METER
What is used to prevent back siphonage?
VACUUM BREAKER or BACKFLOW PREVENTER
What permits water drawn into a fixture tank or similar devices to flow back into the supply line by gravity or siphonage?
BACKFLOW
What is it called when water contains visible material in suspension?
TURBIDITY
What is caused by material in solution or a colloidal state and should be distinguished from turbidity?
COLOR
What are the common impurities which cause alkalinity in water?
The carbonate and bicarbonate of calcium, sodium and magnesium.
What causes hardness in water and can cause taste, discoloration of clothes and plumbing fixtures, and incrustations in water mains?
IRON
What should excavation for the installation of underground water supply piping be?
OPEN TRENCH WORK
What is the proportional change in length corresponding to a 1°F change in temperature called?
COEFFICIENT OF LINEAR EXPANSION
What is a water bearing stratum called?
AQUIFER
What are the two types of wells?
WATER TABLE WELL & ARTESIAN WELL
What is the recommended slope for the house drain?
2%
What type of house drain receives the discharges of sanitary and domestic waste only?
SANITARY DRAIN
What is a drainage pipe designed to carry human excrement called?
SOIL PIPE
What is a drainage pipe that carries liquid waste that does not include human excrement called?
WASTE PIPE
What is water that is safe to drink, pleasant to the taste, and usable for domestic purposes?
POTABLE WATER
What communicable diseases may be transmitted by water?
WATERBOURNE DISEASES
What is water called when it contains visible material in suspension?
TURBID
What does MCL stand for?
MAXIMUM CONTAMINANT LEVELS
What type of house drain receives discharges of sanitary as well as storm water?
COMBINED DRAIN
What type of drain is now considered obsolete and not advisable?
COMBINED DRAIN
In large buildings, what are usually suspended from the basement ceiling?
HOUSE DRAIN
Where shall a cleanout be provided on the house drain?
As near as possible to the FOUNDATION WALL of the building.
What kind of drain should terminate into a separate drainage system?
INDUSTRIAL DRAIN
What should the house drain be provided with?
An adequate number of CLEANOUTS
What is the complete PD No. of CODE OF SANITATION OF THE PHILIPPINES?
PD 856
Boating, shooting or fishing should not be allowed within what distance of the water intake?
200m
TRUE OR FALSE: In changing house drain directions, the branch shall be run at right angle as a floor drain.
TRUE
A cleanout extended above the floor can also be utilized as floor drain.
FALSE
All changes of direction shall be done with short radius fittings.
FALSE
A concrete vault constructed for the collection of raw sewage sealed with a wooden shelter.
PRIVY
A receptacle in which liquids are retained for sufficient period to the deposit settle able material.
CATCH BASIN
A hole in the ground with stone and bricks laid in such manner as to allow raw contaminated sewage to leach under the surface of the ground.
CESSPOOL or DRYWELL
The main sewer is financed and maintained by ____________.
GOVERNMENT
__________ is the liquid conveyed by a sewer.
SEWAGE
__________ is water which enters sewers from surface sources such as graces in manholes, open cleanouts, perforated manhole covers and roof drains or basement sumps connected to the sewer.
INFLOW
A pipe venting acid waste system.
ACID VENT
A watertight container of sewage.
SEPTIC TANK
A permanently installed mechanical device for removing sewage or liquid waste from a sump other than ejector.
SEWAGE PUMP
This bacteria functions in absence of free oxygen.
ANAEROBIC BACTERIA
Considered as the oldest type of sewer.
COMBINATION PUBLIC SEWER
Minimum width for septic tank.
0.90m
That portion of the horizontal drainage system which starts from the outer face of the building and terminate at the main sewer in the street or septic tank.
HOUSE SEWER
Sometimes referred to as ‘the collection line of a plumbing system.’
HOUSE DRAIN
The septic tank should be double compartment and should be capable of holding how many times of daily waste water flow.
2.8 - 3.0 TIMES
The complete RA No. of ECOLOGICAL SOLID WASTE MANAGEMENT ACT 2000.
RA 9003
How many percent of the total sewage solids is organic and subject to rotting.
50%
The minimum depth for septic tank is 1.20m.
TRUE
No septic tank shall be installed within under a house.
TRUE
Septic tank should be located not less than 15m away from potable water to prevent contamination.
TRUE
What do you call the drain from the trap of a fixture to the junction of the drain pipe?
FIXTURE DRAIN
An element composed of an atom of Oxygen and two atoms for Hydrogen, otherwise known as H2O.
WATER
What is the immersion in a fluid for a definite period of time, usually expressed as a percent of weight of the dry pipe?
ABSORPTION
This type of storm drain is used in buildings located in congested business areas.
INSIDE STORM DRAIN
It is that unit of the plumbing system which conveys storm water to a satisfactory terminal.
STORM DRAIN
It is often referred to as conductor or downspout. It is also the portion of the storm drainage system which extends between storm drain & the roof terminal.
ROOF LEADER
This type of storm drain is advisable on buildings where an ample amount of ground space between buildings is available.
OUTSIDE STORM DRAIN
A type of storm drain that is suspended from the basement ceiling by substantial hangers, placed at close intervals, and generally is adapted to buildings where public storm sewer is not sufficiently deep in the street.
OVERHEAD STORM DRAIN
This is the type of storm drain located under the basement floor within the walls of the building and is used in buildings located in congested business areas.
INSIDE STORM DRAIN
What do you call that unit of the plumbing system which conveys storm water to a satisfactory terminal?
STORM DRAIN
Rainwater piping should not be used as:
SOIL, WASTE AND VENT PIPE
Roof drains shall not be made of __________.
IRON
The outside roof leader is located on the _____
OUTSIDE WALL OF THE BUILDING
The inside roof leader is installed ___________.
WITHIN THE BUILDING WALLS
What do you call the drain from the trap of a fixture to the junction of the drain pipe?
FIXTURE DRAIN
All storm drains should be graded at least
¼ INCH PER FOOT.
This type of terminal should be used only where the public sewer discharges its contents into a terminal other than a disposal plant.
COMBINATION HOUSE SEWER
The roof leader is extended _________ through the floors of the building to a point just below the roof & is then extended _________ to reduce the danger of breakage which may result because of expansion and contraction of the roof.
VERTICALLY, HORIZONTALLY
Conductor is to vertical; __________ is to horizontal.
GUTTER
Catch basin is a receptacle in which _________ are retained for a sufficient period of time to allow settle able material to deposit.
LIQUID
The discharge capacity of the pipe varies according to its length and grade per foot.
TRUE
One factor which makes the sizing of storm drain difficult is the matter of grouping rainfall over a given period.
TRUE
Another element to consider in determining the size of the drain is the depth of the building.
FALSE
The storm drain is connected to the sewer at right angles by means of a 45° Y and curve assembled in exactly the same manner as a sanitary house sewer connection.
TRUE
The change of direction at the highest point of the conductor should be made by means of an elbow & 45° fitting.
TRUE
The base of the roof leader must be provided with a concrete or stone foundation.
TRUE
If the roof leader is constructed of galvanized steel, it must be supported at every floor with a pipe rest.
TRUE
Horizontal runs may not be suspended from band iron hangers or steel ring hangers anchored in the structure.
FALSE
TRUE OR FALSE: The roof leader is extended vertically through the floors of the building to a point just below the roof and is then extended horizontally to reduce the danger of breakage which may result because of expansion and contraction of the roof.
TRUE
TRUE OR FALSE: A cast-iron strainer basket is attached to the drain to prevent stones, leaves and other materials from entering the conductor.
TRUE
TRUE OR FALSE: Roof drains are provided with a copper flashing, or in some instances, with a cast-iron clamp so that the joint between the roof and the conductor will be water-tight.
TRUE
TRUE OR FALSE: A roof leader may be terminated by placing a hub of cast-iron soil pipe flush with the roof.
TRUE
Do appurtenances need direct connection to water supply?
NO
What type of plumbing material is a water heater?
APPLIANCE
What do you call a faucet opened or closed by the fall or rise of a ball floating on the surface of water?
BALL COCK
What is the most expensive type of all pipes?
BRASS PIPE
What type of pipe is durable and has extreme resistance to corrosion?
COPPER PIPE
What type of plumbing material is a water closet?
FIXTURE
What type of pipe is the most specified material need for drainage installation in buildings?
CAST IRON PIPES
What plumbing material receives water-bourn wastes?
FIXTURES
What type of plumbing material is a soap dispenser?
APPURTENANCE
CISPI stands for:
CAST IRON SOIL PIPE INSTITUTE
What does the ‘U’ in UPVC stand for?
UNPLASTICIZED
The use of cast-iron pipes should be limited to buildings ______ stories in height.
LESS THAN 25-STORIES
What is a non-metallic plumbing material?
ASBESTOS-CEMENT NON PRESSURE SEWER PIPE
Acid-resistant pipe usually is an alloy of cast-iron and __________.
SILICON
What is a gate valve whose body and bonnet are held together by a ‘u’ bolt clamp?
CLAMP GATE VALVE
What is a device that discharges a predetermined quantity of water to fixtures for flushing purposes?
FLUSHOMETER VALVE
What pipes are used to underground public sewers, house sewer and drains, made up of clay and resistant to acids?
VITRIFIED CLAY PIPE
What type of trap is used in many localities where venting is not required by local ordinances?
DRUM TRAP
What is a pit for the reception or detention for sewage?
CESSPOOL
What is a sewer or other pipe or conduit used for conveying groundwater, surface water, storm water, waste water or sewage?
DRAIN
What is the lowest portion of the inside of any pipe or conduit that is not vertical?
INVERT
