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Wall and Ceiling > Chapter 7 > Flashcards

Chapter 7 Flashcards

1
Q

What tools and equipment are employers required to supply?

A
  • Hearing protection
  • Face shield and goggles
  • Rotating laser
  • Power tools (chop saw, hammer drill)
  • Powder-Actuated tools
  • Extension cords
  • Ladders, saw horses and scaffold
  • Caulking gun, Crimper
  • Bead clincher and mallet
  • Pop riveter and job box
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2
Q

You should always use _____ tool to do the job?

A

Correct

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3
Q

What tool causes more injuries then any other tool in construction?

A

Dull utility knives

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4
Q

What are some of the tools used for demolition work?

A
  • Electric/ cordless screw guns
  • Reciprocating Saw/ Sawszal
  • Cut-off saw
  • Portable circular Saw
  • Angle Grinder
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5
Q

How much does a sledge hammer typically weigh?

A

1 to 3 kg

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6
Q

What are bolt cutters used for cutting?

A
  • Chains and security mesh
  • Bolts
  • Wire mesh and rod
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7
Q

What are the 4 different types of cutting blades for bolt cutters?

A
  1. Angle cut-25 to 35 degrees
  2. Center cut-between two faces of the blade
  3. Shear cut-blades inverted like scissors
  4. Clipper cut-blades flush for flat surfaces
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8
Q

What is he danger of cutting security mesh with the grinder?

A

Is very toxic

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9
Q

Name some types of lay out tools?

A
  • Straight edge
  • Chalk line
  • Dry line
  • Scribers
  • Trammel points
  • Squares
  • Plumb bob
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10
Q

What do the different chalk lines mean when doing a lay out?
White, Red, Blue, Black

A

White- Acoustic and T-bar ceilings
Red- Wall partiton lay-out and concrete
Blue- Dry wall, ceilings and elevation lines
Black- Grid lines, very durable and never dry wall

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11
Q

A dry line is simply a length of thin line, it should be no thicker then _________ braided line.

A

no. 15 braided line

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12
Q

What is a dry line used for?

A
  • To square off the ceiling
  • As a guide for cutting and positioning suspension members
  • ## To level a small ceiling area
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13
Q

What is a scriber used for?

A
  • To scribe circles and/or arcs about 150 mm (6”) in diameter.
  • Marking out irregular shapes
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14
Q

Describe trammel points aka beam compass?

A

Are metal points that can be attached to a long metal or wooden beam and are used to scribe a circle or arc.

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15
Q

Name 4 types of squares?

A
  1. T Square
  2. Try Square
  3. Combination Square
  4. Sliding T-Bevel
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16
Q

How should you test the accuracy of the try square?

A

Use a straight edge to mark a line at 90 degrees to the straight-hedge. Then turn the square over and place another line on top the first line. Lines should be as one.

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17
Q

What is unique about the combination square?

A
  • Has a sliding head that is moved along a steel blade. The blade is usually 12” long, and the head has both 90 and 45 degrees.
  • Can be used as a marking gauge. You can move the pencil as the square is moved along.
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18
Q

What is the T Bevel used for?

A

For transferring angles in lay out.

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19
Q

What is the angle divider used for on a sliding T Bevel?

A

Used to divide odd angles equally into two parts. The resulting half angle can be marked to make mitre joints.

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20
Q

Name some leveling and plumbing tools?

A
  • plumb bob
  • level
  • water level
  • laser beacon
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21
Q

It is important that all levels be kept accurate. In a well-constructed project, every horizontal member is ____, and every vertical member is ____.

A

Level

Plumb

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22
Q

The extension level is 1800mm (6ft) level. It can extend up to ______ or _______.

A

3000mm (10 ft)

3600mm (12 ft)

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23
Q

What is the extension level used for?

A

It can be used for short distances to level walls and door openings or to transfer lay out marks from floors to ceilings.

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24
Q

What can be used as alternative to a plumb bob in a windy situation?

A

Extension level

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25
Q

When installing electrical outlets with a keyhole saw, you always______?

A

Saw on the finish side of the marked outlet line

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26
Q

When using tin snips, why is it advisable to cut out side the lay out line?

A

To compensate for fractures along the cut

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27
Q

What are the most useful widths for cold chisels?

A

19 and 25mm

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28
Q

Which drill bit is normally used for masonry drilling?

A

Tungsten carbide-tipped

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29
Q

What machine is used to cut larger openings in wallboard?

A

Router

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30
Q

What is a magnetic punch used for?

A

To start nails only

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31
Q

What is not a type of aviation snip?

A

Tin

32
Q

When using a portable circular saw the blade should be adjusted to?

A

The thickness of the material + 1/8”

33
Q

Wall and ceiling installers use electric router to route?

A

X gypsum board

34
Q

What is the fence on a table saw used for?

A

When ripping material

35
Q

Where should you stand when operating a table saw?

A

Stand to one side of the blade

36
Q

What is the most practical length for a two person water level?

A

50ft

37
Q

High rotation speed allows ______ to read the laser level beam better?

A

Detectors

38
Q

Hand held laser line tools are commonly used for _____?

A

Lay-out

39
Q

A.O.D. stands for?

A

Above ordnance datum

40
Q

Higher rotation speeds makes the beam _____ detectable when used indoors.

A

Less

41
Q

In low velocity powder-actuated tools, the fastening pin and driving piston moves at a speed

A

Less than 150-200m per second

42
Q

Which is the method of propulsion used in powder-actuated tools is not in contact with the work surface?

A

Co-acting

43
Q

Do not attempt to place powder-actuated fasteners in to?

A

Pre-stressed, pre-cast concrete beams

44
Q

Materials that cannot be fastened onto concrete or steel are?

A

Cast iron

45
Q

When applying a clip on wood backed onto concrete, what is the recommended load?

A

5kg

46
Q

What is the maximum working load using a threaded rod hanger (TRH)?

A

Is 0.30kn

47
Q

In a direct fast-acting tool the _______ gas acts on the fasteners?

A

Expanding

48
Q

What would be classified as high velocity for a powder actuated tool?

A

550 ft per second

49
Q

What is the most widely used material in construction?

A

Concrete

50
Q

What is a blow gun used for?

A

Blasting away dirt, grease and dust

51
Q

When using a ramset cable master (trak master), what is done if the material is too hard?

A

Use a shorter pin

52
Q

The holding ability of a fastener depends on the?

A

Holding action

53
Q

Why are the wadded cartridges not used in a tool with a captive piston?

A

The wad would clog the vent ports

54
Q

Name the 2 types of gas that are mixed together and used for a gas actuated tool?

A

CO2 and butane

55
Q

A laser level is a tool combining a _____ level aka pendulum with a laser level line against a surface.

A

Spirit level

56
Q

When using a rotary laser you may use a ______, aka receiver. The ______ is uasually a cigarette pack sized box with a sensing strip.

A

Detector

57
Q

Once the surveying station is established, the relative height of the viewing plane needs to be determined. This point is called benchmark (BM), which may be?

A
  • A known level
  • Taken from a survey map
  • From another official source
  • Given as a height (m) above ordnance datum (AOD) sea level
58
Q

What are tin snips used for?

A

Cutting sheet metal up to 1.5 mm (1/16”) thick

59
Q

What are the 3 different colors for snips, what are they and what are thier differences?

A

Yellow - straight
Red - right
Green - left

60
Q

What are aviation snips used for?

A

Cutting circular, square and irregular shapes, and has a cutting capacity of 16 gauge mild steel.

61
Q

What are the 3 types of aviation snips?

A
  1. double cutting
  2. bull dog
  3. molybdenum steel jaw
62
Q

The keyhole saw is used for ____ and has a 6” blade with a sharp point?

A

Cutting gypsum wall board and ceiling tile

63
Q

Nippers are used to twist, bend, tie and cut ____ gauge wire.

A

Light

64
Q

What is the most common size nipper we use?

A

180 mm (7”) and are most useful for working with 16 and 18 gauge wire

65
Q

What can cut light-gauge steel studs and track quickly and quietly.

A

The channel stud sheer

Good for starting before 7 am

66
Q

Electric hand shears can cut up to ______?

A

68 mil steel

67
Q

What defect can happen if you make an abrasive cut?

A

It can bum the galvanized coating, leaving the cut unprotected from corrosion.

68
Q

____ _____ can be used to drill holes in concrete for channel studs.

A

Cold chisels, and the most useful width is 19mm (3/4”) or 25mm (1”). Keep edges sharp with an oilstone.

69
Q

The _____ machine, is a lightweight hand-held power drill similar to a router in design. It is used to quickly cut larger openings in wallboard.

A

Ream machine
When using the ream machine, start the cut centrally and only move in counter-clock-wise direction along the edge of the template being cut.

70
Q

What is the magnetic punch used for?

A

To drive nails into hard to reach areas.

71
Q

What is the pop rivet gun used for?

A

To pop rivet suspension members together.

72
Q

What is the whitney punch used for?

A

Its used along side the pop riveter to punch the hole through the metal before the rivet can be installed

73
Q

Crimpers secure metal to metal by punching through both pieces of metal and folding over the flaps. They are designed for up to ____ gauge

A

25 gauge or lighter metal, galvanized metal and aluminum

74
Q

What is an invaluable tool for holding steel framing in place before screw attachment and holds track in place before pinning to the iron or concrete?

A

C-clam aka locking plyers

75
Q

_________ pliers are a useful tool used to cut and twist suspension ceiling wires, and/or to help flatten out steel etc

A

Linesman

76
Q

What is a light duty clamp to quickly hold strings and chalk lines when working alone?

A

Spring clamp

77
Q

What is useful for trimming gypsum board, cutting odd shapes and scribing grid lay outs on cement?

A

Hook-bill knife

Wall and Ceiling (3 decks)

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