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Plumbing > Plumbing > Flashcards

Plumbing Flashcards

1
Q

Water tower are tall so that?

A

Enough pressure is generated from gravity to supply all the buildings in town

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2
Q

What are the two types of water systems

A

Public and private

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3
Q

Property owner responsibility for repair costs start at the ____________________

A

Curb stop

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4
Q

In a closed system, all repair and maintenance cost are the property owners responsibility (true or false)

A

True

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5
Q

Pumps are used to generate pressure for water well (true or false)

A

True

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6
Q

The water supply line typically goes first to the _______________ before going to the rest of the house

A

Water heater

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7
Q

There are two pressure piping lines running to the fixtures in a building (true or false)

A

True

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8
Q

Hot and cold water is piped to every fixture in a building (true or false)

A

False

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9
Q

Drain pipes are the same size throughout a building (true or false)

A

False

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10
Q

Wastewater comes from __________________

A

Toilet

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11
Q

High pressure is necessary for supply piping because ________________

A

Gravity works against the flow of water

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12
Q

Any pipes can be used for pressure piping (true or false)

A

False

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13
Q

Gravity works against the flow of DWV pipes (true or false)

A

False

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14
Q

Installing pipes on a slope means to ________________

A

Install them so they gradually move downwards

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15
Q

A vent stack is necessary ______________________

a. Because sewer gases are dangerous
b. Because sewer gases are smelly
c. To release the suction of trap water seals
d. All of these are correct

A

All of these are correct

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16
Q

What tool are you most likely to find in the back pocket of a plumber?

A

Groove joint pliers

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17
Q

Groove joint pliers require you to ____________ and _____________ the tool when working on a pipe or fitting

A

Grip and rotate

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18
Q

Locking pliers work well in situations where you need to “back up” a fitting (true or false)

A

True

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19
Q

Care should be taken when using an adjustable wrench to prevent _______________

A

Slipping

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20
Q

The tall blade on a pvc saw enables it to cut ______________

A

Straight

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21
Q

Hack saw blades designed to cut metal will have ________________ tpi

A

20-24

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22
Q

The best tool for cutting down toilet bolts is a _____________

A

Baby hack saw

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23
Q

A keyhole saw is designed to cut ________________

A

Drywall

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24
Q

It’s important to remove _____________ from wood before drilling

A

Nails

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25
Q

A _________________ is used from removing nails embedded deep into a piece of wood

A

Cats paw

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26
Q

To make an opening in a walk make of soft brick you should use an_______________

A

2 sledge hammer

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27
Q

When breaking through a concrete basement floor you should use a ______________

A

10 sledge hammer

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28
Q

A shorter level is typically more accurate (true or false)

A

False

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29
Q

Levels that measure slope have a ______________ vial

A

Graduated

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30
Q

A plumbers level is helpful when you are aligning vertical pipes

A

False

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31
Q

The grooved edge of a torpedo level is designed to align round pipe

A

True

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32
Q

_______________ is a lighter weight material used in pipe wrenches

A

Aluminum

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33
Q

A(n) _____________ wrench is great for “backing up” a pipe

A

Offset

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34
Q

A(n) ______________ wrench can provide you with more leverage

A

Cheater

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35
Q

Any style pipe wrench is designed to “slip” and “grab” (true or false)

A

True

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36
Q

Steel pipe cutters can only be used on malleable from pipe (true or false)

A

False

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37
Q

Steel pipe cutting wheels cut through the pipe wall _______________

A

A little at a time

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38
Q

Four wheel cutters are not useful in tight spaces since they require full rotation around the pipe (true or false)

A

False

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39
Q

Snap cutters cut through the pipe wall ________________

A

All at once

40
Q

Snap cutters are used for cutting brittle piping materials (true or false)

A

True

41
Q

What is the best “snap” cutters to use for new work?

A

Single stroke

42
Q

What is the best “snap” cutter to use when working in a trench?

A

Ratchet handle

43
Q

What is the best “snap” cutter to use for overhead work?

A

Powered

44
Q

Tubing cutters can be used to cut __________ tubing

a. Aluminum
b. Copper
c. Stainless steel
d. All of these are correct

A

All of these are correct

45
Q

Every cut leaves a ______________ on the inner wall of the pipe

A

Burr

46
Q

To fit in tight spaces, some tubing cutters will not have a ____________

A

Handle

47
Q

Fitting brushes can be used to clean the inner wall of the tubing (true or false)

A

False

48
Q

What are the three steps in preparing copper tubing for soldering

A

Cut, ream, and clean

49
Q

A common cause for leaks on soldered copper fittings is not applying enough heat (true or false)

A

True

50
Q

Lead free solder flows at approximately _____________ degrees F

A

400

51
Q

Self-igniting torch heads save time and ___________

A

Fuel

52
Q

When removing a flange with no grid strainer from a tub drain assembly, which tool would work best?

A

Extractor

53
Q

When removing a corroded basket strainer, the worst case would require using a ________________________

A

Reciprocating saw

54
Q

When replacing a faucet, an important piece of personal protective equipment (PPE) would be __________________

A

Safety glasses

55
Q

The “trick” in successful faucet repair is to ___________________

A

Disassemble the faucet without breaking it

56
Q

Depending on the size of the pipe and the number of threads you need to make you will choose one of ______________ different types of cutting methods

A

Three

57
Q

If you only have a few small cuts to make this type of thread cutting is the easiest portable set up you can use

A

Manual threading

58
Q

When using a power driver, the torque on the handle _____________ as the threads are cut deeper into the pipe

A

Increases

59
Q

Power threaders comes with a _______________ that allows you to operate the machine while having the use of both hands

A

Foot pedal

60
Q

With the increased use of ________________ piping, plumbers do not spend as much time cutting and threading steel pipe as they used to

A

Plastic

61
Q

What do you need to verify is functioning properly in order to set up an electric powered drain machine

A

Ground fault indicator

62
Q

What is the maximum length (in feet) of exposed cable before it becomes difficult to control

A

Two/three

63
Q

What should you always wear when handling the cable from a drain machine

A

Thick leather or rubber gloves

64
Q

What do you want to avoid wearing while using a drain machine

A

Loose fitting clothing

65
Q

How does the cable on a drain machine rotate in order to: 1) move forward and 2) back out

A

Clockwise / counter clockwise

66
Q

Any work that involves burning or spark producing tools is called ________________

A

Hot work

67
Q

A fire watch can help to minimize the risk and monitor the area for up to ___________ minutes after completion of work to ensure a fire does not start

A

60

68
Q

___________________ management programs are put in place to mitigate hot work hazards and their risks

A

Hot work

69
Q

Hot work permits needs to be renewed _______________

A

Every day

70
Q

Inhaling the histoplasma capsulatum fungal spores may cause what type of infection

A

Lung infection

71
Q

Hantavirus is a common infection risk from __________ urine and dropping

A

Rodent

72
Q

A dust mask will not protect you from a virus, but it will protect you from dust, mold, and insulation fibers

A

True

73
Q

When potentially working with raw sewage it is best to wear

a. Coveralls
b. Gloves
c. Eye protection
d. All of these answers are correct

A

All of these answers are correct

74
Q

Asbestos insulation can be _________________

A

A loose fill type or be combined with mastic

75
Q

A pipe wrench is designed to _________ onto a round pipe in one direction and ___________ in the other direction

A

Grip and slip

76
Q

What should you do when the teeth of your pipe wrench becomes clogged with pipe drop or metal shavings

A

Brush them with a wire brush

77
Q

What should you use to minimize damage to other fittings or connected pipes when you have a “stubborn” connection

A

A second wrench in an opposing direction

78
Q

An aluminum pipe wrench _____________ as a steel one

A

Is not as strong

79
Q

Applying glue might not seem like a dangerous task however inhaling fumes or contact with your skin from ________________,_________________, or ______________ can cause many harmful side effects

A

Cleaners, primers, adhesives

80
Q

Proper ventilation of a workspace is typically ______________ air changes per hour

A

Ten

81
Q

The safety data sheet for pvc glue recommends moving anyone who may have accidentally inhaled the fumes to ________________ and to keep them in a _________________

A

Fresh air and rest position

82
Q

The two most common types respirator would be the ______________ and the _____________

A

Dust mask and half face type

83
Q

In an environment where biologics are not present, _______________ may be worn

A

Cloth gloves

84
Q

Any excavation project should be assessed by a __________________

A

Competent person

85
Q

Before beginning an excavation it is important to contact _______________ to mark the site

A

An underground locating service

86
Q

The trench should be dug ______________ with no threat of heavy equipment or soil piles close to the edge of the excavation

A

Wide

87
Q

When you are digging looking for existing piping, you should always ______________ once you get close to the elevation of the buried pipe

A

Hand dig

88
Q

Surfaces around the excavation will be slippery, the water hinders your ____________ of the work in the trench and also the _______________ of the equipment operator

A

Visibility and visibility

89
Q

Using the style drill that has the extended handle gives you plenty of leverage to hold back against the reaction force with holes that are around _________________

A

Two inches or less

90
Q

If your action is clockwise, the reaction will be _________________

A

Counter clockwise

91
Q

The drill you see here is equipped with a ______________ to protect the drill motor if you hit a knot and the motor gets stuck

A

Clutch

92
Q

Using the style drill that has the extended handle gives you plenty of ______________ to hold back against the reaction force

A

Leverage

93
Q

When lifting and moving heavy equipment with a co worker you should use ________________

A

A back brace

94
Q

When working in spaces that are restrictive or difficult to negotiate, it is safer to ___________________

A

Have a helper who can provide lighting and tools when you need them

95
Q

When two people are carrying something heavy, it is important to _____________ and ______________

A

Move slow and communicate

Plumbing (1 decks)

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