CONS - Plumbing

Question 1

the system of pipes, valves, fixtures, and other apparatus of a water supply or sewage system

Answer 1

Plumbing

Question 2

a pipe from the street water main or other sources of water supply to the building served

Answer 2

Service Pipe

Question 3

the principal water distribution pipe running from the water meter from which the various branches and risers to the fixtures are taken

Answer 3

Horizontal Supply Main

Question 4

a water supply pipe extending vertically to one full story or more to convey water into pipe branches or plumbing fixtures

Answer 4

Riser

Question 5

the water supply pipe between the fixture supply pipe and the water distributing pipe

Answer 5

Fixture Branch

Question 6

used for control, isolation, and repair of the water distribution system

Answer 6

Controls & Valves

Question 7

a type of water distribution system when water is provided by the city water companies using normal pressure from the public water main

Answer 7

Direct Upfeed System

Question 8

a type of water distribution system used when pressure supplied by city water supply is inadequate; compressed air is used to raise and push water into the system; use of water pump

Answer 8

Air Pressure System (Pneumatic System)

Question 9

a type of water distribution system wherein water is pumped into a large tank on top of the building and is distributed to the fixtures by means of gravity

Answer 9

Downfeed/Overhead Feed/Gravity System

Question 10

the system of pipes, valves, fixtures, and other apparatus of a water supply or sewage system

Answer 10

Plumbing

Question 11

a main pipe conduit through which a public or community water system conveys water to all service connections

Answer 11

Water Main

Question 12

a valve controlling the flow of water or gas from a main to a service pipe

Answer 12

Corporation Stop

Question 13

a control valve for shutting off the water supply to a building in case of an emergency. installed in a water service pipe

Answer 13

Curb Cock

Question 14

a vertical enclosure with a removable cover providing access to a curb cock

Answer 14

Curb Box

Question 15

any valve for shutting off the flow of water or gas from a supply pipe

Answer 15

Shutoff Valve

Question 16

a device used to measure in liters or gallons the amount of water that passes through the water service

Answer 16

Water Meter

Question 17

a loss of head or fluid pressure between two points of a pipe across a valve, due to hydraulic friction

Answer 17

Pressure Drop

Question 18

system of pipes, valves, and fixtures for distributing and using water in a building

Answer 18

Water System

Question 19

a device controlling the flow of a liquid from a pipe by opening or close an orifice

Answer 19

Faucet

Question 20

the fluid pressure in a supply pipe at a faucet or other outlet while the faucet or outlet is wide open and water is flowing; expressed in psi (N/sqm)

Answer 20

Flow Pressure

Question 21

a sievelike device for mixing air with the water flowing from the end of a faucet

Answer 21

Aerator

Question 22

any device for controlling or stopping the flow of liquid or gas by a movable part that opens partially obstructs, or shuts a passage, pipe, inlet, or outlet

Answer 22

Valve

Question 23

a shutoff valve closed by lowering a wedge-shaped gate across the passage

Answer 23

Gate Valve

Question 24

a valve with a globular body, closed by a disk seating on an opening in an internal wall

Answer 24

Globe Valve

Question 25

a valve permitting a liquid or gas to flow in one direction only

Answer 25

Check Valve

Question 26

a globe valve having an outlet at a right angle to the toilet

Answer 26

Angle Valve

Question 27

a valve typically used to regulate a fluid flowing through a section of pipe; a flat circular plate is positioned in the center of the pipe

Answer 27

Butterly Valve

Question 28

a valve used mainly to prevent loss of priming of the pumps; aka "retention valve"

Answer 28

Foot Valve

Question 29

used on water systems, heating systems, compressed air lines and other pipe lines with excessive pressure

Answer 29

Safety Valve

Question 30

a type of faucet that operates by the compression of a soft packing upon a metal sheet

Answer 30

Compression Cock

Question 30

a type of faucet that operates with a round tapering plug ground to fit a metal sheet

Answer 30

Key Cock

Question 31

a type of faucet that is constructed with a ball connected to the handle

Answer 31

Ball Faucet

Question 32

any of various receptacles for receiving water from a water system and discharging the liquid waste into a drainage system

Answer 32

Plumbing Fixture

Question 33

a fixture consisting of a ceramic bowl with a detachable, hinged seat and lid and a device for flushing with water

Answer 33

Water Closet/Toilet

Question 34

a flushable fixture used by men for urinating

Answer 34

Urinal

Question 35

a toilet bowl having a simple washout action and emptying through a small, irregular passage; costs less but is least efficient and the noisiest

Answer 35

Wash-Down

Question 36

a toilet bowl similar to the siphon-jet, but having a smaller water surface and trap way; trap located at the rear hence the term "reverse"

Answer 36

Reverse Trap

Question 37

a toilet bowl in which the flushing water enters through the rim and siphonic action initiated by a water jet draws the contents of the bowl through the trap way; quieter flushing action, less likely to clog

Answer 37

Siphon Jet

Question 38

a toilet bowl similar to the siphon jet but having the flushing water directed through the rim to create a vortex that scours the bowl

Answer 38

Siphon Vortex

Question 39

a toilet bowl when a flushing action is obtained directly from a flush valve connected into the bowl

Answer 39

Direct Flush Valve

Question 40

a system of pipes, traps, and other apparatus for conveying sewage, waste water, or rainwater to a public sewer or a private treatment facility

Answer 40

Drainage System

Question 41

any pipe or channel by which a liquid is drawn off

Answer 41

Drain

Question 42

any pipe carrying the discharge from plumbing fixtures other than water closets or urinals

Answer 42

Waste Pipe

Question 43

system of pipes supplying a flow of air to or from a drainage system or providing circulation of air within the system to protect trap seals from siphonage and back pressure

Answer 43

Vent System

Question 44

a u- or s-shaped section of the drainpipe in which liquid remains and forms a seal for preventing the passage of sewer gas without affecting the normal flow of wastewater or sewage through it

Answer 44

Trap

Question 45

a vertical waste pipe or vent pipe serving a number of floors

Answer 45

Stack

Question 46

any part of the piping system other than a main, riser or stack

Answer 46

Branch

Question 47

the lowest part of a drainage system that receives the discharge from soil and waste stacks inside the walls of a building sewer

Answer 47

Building Drain/House Drain

Question 48

a drain connecting to a public sewer or private treatment facility

Answer 48

Building Sewer/House Sewer

Question 49

minimum slope or pitch of horizontal drainage pipe

Answer 49

2% or 20mm/m (1/4" per foot)

Question 50

a hollow cylinder of metal or plastic used for the conveyance of water, steam, gas, or other fluid material

Answer 50

Pipe

Question 51

a standard part, such as an elbow, union, or tee, for connecting two or more pipes

Answer 51

Pipe Fitting

Question 52

a pipe fitting having an angled, usually 90 degrees bend

Answer 52

Elbow

Question 53

an elbow having lugs for attachment to a wall or joist

Answer 53

Drop Elbow

Question 54

a pipe fitting having a large radius of curvature

Answer 54

Sweep Fitting

Question 55

a 180-degree bend in a pipe

Answer 55

Return Bend

Question 56

a t-shaped pipe fitting for making a three-way joint

Answer 56

Tee

Question 57

a tee having lugs for attachment to a wall or joist

Answer 57

Drop Tee

Question 58

a tee having a slight curve in the 90-degree transition to channel the flow from a branch pipe in the direction of the main

Answer 58

Sanitary Tee

Question 59

a y-shaped pipe fitting for joining a branch pipe with a main, usually at a 45-degree angle

Answer 59

Wye

Question 60

a pipe fitting for making a four-way connection

Answer 60

Cross

Question 61

a cross pipe having a slight curve in each of the 90-degree transitions to channel the flow from branch pipes in the direction of the main

Answer 61

Sanitary Cross

Question 62

a u-shaped pipe for bypassing another pipe

Answer 62

Crossover

Question 63

a short length of pipe with threads on each end, used for joining couplings or other pipe fittings

Answer 63

Nipple

Question 64

a short length of pipe having each end threaded on the inside, used for joining two pipes of the same diameter

Answer 64

Coupling

Question 65

a coupling device for connecting two pipes, neither of which can be turned, consisting of two internally threaded end pieces that are tightened around the pipe ends to be joined

Answer 65

Union

Question 66

an externally threaded fitting for closing the end of a pipe

Answer 66

Plug

Question 67

and internally threaded fitting for enclosing the end of a pipe

Answer 67

Cap

Question 68

a tank installed between a kitchen sink and a house sewer for retaining and removing grease from waster water

Answer 68

Grease Trap

Question 69

a covered watertight tank for receiving the discharge from a building sewer, separating out the solid organic matter, which is decomposed and purified by anaerobic bacteria, and allow the clarified liquid to discharge for final disposal

Answer 69

Septic Tank

Question 70

a layer of sewage matter that rises to the surface of the sewage in a septic tank

Answer 70

Scum

Question 71

sediment that settles out of sewage forming a semi-solid mass on the bottom of a septic tank

Answer 71

Sludge

Question 72

liquid sewage that has been treated in a septic tank or a sewage treatment plant

Answer 72

Effluent

Question 73

a chamber of large septic tank employing siphonic action to automatically discharge a large volume of effluent when a predetermined quantity has accumulated

Answer 73

Dosing Chamber