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Contractors Exam > Carpentry & Building Construction > Flashcards

Carpentry & Building Construction Flashcards

1
Q

Using a 1/4” scale, what does 3 1/2” represent?

A

14 feet

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2
Q

On a blueprint, lines that terminate with arrows are:

A

Dimension lines

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3
Q

Which blueprint page shows the building with boundaries?

A

Plot or site plan

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4
Q

Which blueprint page shows window and door placement?

A

Floor plan

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5
Q

Which page of the blueprint shows the external views of the structure?

A

Elevation

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6
Q

What part of the blueprint designates the brand and model number of a window?

A

Window schedule

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7
Q

The difference in elevation between the basement and the first floor is 9’4”. The top tread is a full tread, how many treads will the stairs have?

A

15

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8
Q

If the sheet of plywood has a 32/16 panel identification index, it may be used as a floor decking with a maximum span of?

A

16” inches

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9
Q

Concrete is made of what four parts?

A

Cement, sand, gravel, and water

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10
Q

What material impacts the strength of concrete the most?

A

Aggregate

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11
Q

In order to slow set up, what would be added to the concrete?

A

Retarding admixture

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12
Q

What is added to concrete to control strength, durability and watertightness?

A

Water

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13
Q

The wetter the concrete, the:

A

Greater the slump

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14
Q

The best way to remove air from concrete:

A

Vibrate

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15
Q

How thick is a #5 rebar?

A

5/8”

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16
Q

Which tool measures horizontal angles only?

A

Builders or dumpy level

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17
Q

When laying out a building, what do you use as a starting point?

A

Benchmark

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18
Q

If the layout for a rectangular building is square, then which is true?

A

The diagonals are equal

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19
Q

You do not install batter boards until:

A

The grading corners have been stablished

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20
Q

If the run of the standard rafter is 12’, what is the run of the king hip?

A

17’ Feet

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21
Q

The first board of tongue and groove flooring should be installed how many inches from the frame wall and which side of the board should face the wall?

A

1/2” inch, groove

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22
Q

What is the minimum distance batter boards can be placed from the point of excavation?

A

4’ Feet

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23
Q

What does the top of the batter board represent?

A

The height of the foundation wall

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24
Q

In surveying, if rod “A” reads 5’ and rod “B” reads 5’ 6”, then:

A

groundbpoint “A” is 6” higher than groundpoint “B”

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25
Q

What is the formula for estimating the excavation material volume in cubic yards?

A

L x W x D / 27

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26
Q

Footings do not directly support:

A

Lintels

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27
Q

The sides of footings are molded by boards referred to as:

A

Haunch boards

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28
Q

What is used to hold foundation wall forms together?

A

Snap ties

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29
Q

What is used over window and door openings in a concrete block wall?

A

Lintel

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30
Q

A standard mortar joint in block construction is how wide?

A

3/8” inch

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31
Q

The typical exposure while using roll roofing is how many inches?

A

17” inches

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32
Q

What is the nominal size of a standard block?

A

8” x 8” x 16”

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33
Q

Unused mortar should be discarded after:

A

2 1/2 hours

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34
Q

When lumber dries, it tends to shrink:

A

More in width than length

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35
Q

When a piece of lumber is cut along the natural age ring, it is called:

A

Ring Shake

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36
Q

The curve or camber on glulam beams should be:

A

Placed up or on top

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37
Q

What is the minimum quality of plywood that can be used for a concrete form?

A

B - B

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38
Q

Horizontal members that carry the heaviest load of attached horizontal members are called:

A

Girders

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39
Q

Subfloor plywood underlayment spacing is:

A

1/8” on ends and sides

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40
Q

The main support under a wood deck is called a:

A

Girder

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41
Q

A built-up girder should have how many inches clearance between the end of the girder and the masonry in a masonry pocket?

A

1/2” inch

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42
Q

The standard height of an interior door is:

A

6’ 8”

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43
Q

The correct order for hanging a bifold door is:

A

Top track first, then fasten the lower track to the floor directly under the top track

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44
Q

What is the door hinge size for a 1 3/8” interior door?

A

3 1/2” x 3 1/2”

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45
Q

Door installations call for installing the door stop:

A

Lock side first

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46
Q

The proper installation of drip edge calls for it to be installed:

A

Under the underlayment at the eaves, but over the underlayment at the rake

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47
Q

How many bundles of shingles are there in a square of 3 tab shingles?

A

3

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48
Q

What is the strip nailed to the end of the rafter?

A

Fascia

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49
Q

When installing plywood soffit, nails should be installed how far apart?

A

6” apart

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50
Q

Metal gutters are attached to the:

A

Fascia

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51
Q

Gutter splash blocks should be at least how long?

A

3’ long

52
Q

Siding boards cut during installation should be treated with:

A

Water repellant

53
Q

What should be installed between the foundation and the brick at finish grade?

A

Flashing

54
Q

A third stair stringer should be installed when stairs exceed what width?

A

2’ 6”

55
Q

How long should the screws be to fasten 3/4” thick cabinets to studs covered with 1/2” drywall?

A

2 1/4”

56
Q

When installing three tab shingles, no nails should be placed within how many inches of a valley?

A

6” inches

57
Q

When using roll roofing, the strip should be nailed so that it overhangs the edge by a minimum of:

A

1/4” inch

58
Q

A stair stringer must have ______ inches remaining after it has been notched.

A

3 1/2” inches

59
Q

In constructing a stack bond pattern block wall, what additional step is required that is NOT needed with a common bond wall?

A

Joint reinforcement must be added to every second course

60
Q

A contractor is building a 40’ x 24’ single story house with a 6/12 straight gable roof and 96” from sole plate to top plate. How many 4’ x 8’ sheets of wall sheathing are required? Do not deduct openings or add waste.

 — 37
A

37

61
Q

What angle does the valley rafter form with the main ridge board in a roof of uniform pitch?

A

45 degrees

62
Q

All of the following are part of an exterior frame wall EXCEPT:

A

Bridging

63
Q

A contractor is installing wall cabinets in a new home built with 2 x 6 studs. Some of the cabinets span only a single stud. How are the cabinets attached?

A

With two #10 screws into the single stud and at least two 3/16” x 3 1/2” toggle bolts through the drywall

64
Q

An 18’ long, 2” x 4” fir stud wall has double top plates, a single bottom plate and fourteen 8’ studs. Fir costs $520 per thousand board feet. How much does the lumber for this wall costs? Do not allow for waste.

A

$59
Carpentry Page 63 Board feet calculation is on page 63. Number of pieces X thickness (inches) X width (inches) X length (feet) all divided by 12 18 x 3 = 54 54/8 = 6.75 = number of pieces for top and bottom plates (round up to 7 pieces) 14 studs So 21 pieces total 21 x 2 x 4 x 8 = 1344 1344/12 = 112 board feet total 1000 (board feet for pricing) / 112 (actual board feet) = 8.93 $520 (cost per 1000 bf) / 8.93 = $58.23 OR $520 / 1000 = $0.52 per board foot x 112 = $58.24

65
Q

The plans for a family room call for 12” x 24” acoustical ceiling tiles glued in place over gypsum board. The room is 13’ 6” x 18’ 6”. What size border tile are needed for the short wall?

A

6” inches

66
Q

When precise information is needed about a small or complex portion of the building, what would you look for on the plan?

A

A detail section

67
Q

How many board feet are in a 2 x 4 x 12?

A

8

68
Q

What type of door consists of stiles and rails?

A

Raised panel door

69
Q

Radiating stair treads are also known as:

A

Winders

70
Q

What is the horizontal length of a stairway called?

A

Total run

71
Q

How tall is a kitchen base cabinet?

A

34 1/2” inches

72
Q

How deep is a kitchen base cabinet?

A

24” inches

73
Q

How deep is a kitchen wall cabinet?

A

12” inches

74
Q

When installing insulation, how should the vapor barrier be installed?

A

To the warm side of the house

75
Q

How long should wood flooring be stored in the building in which it is going to be installed to allow for proper acclimation?

A

4 days

76
Q

What type of product is used as a base for tile and shower stalls?

A

Backerboard

77
Q

How do you calculate cubic feet?

A

Length in feet x width in feet x thickness in feet

78
Q

How do you calculate cubic yards?

A

Length in feet x width in feet x thickness in feet, divided by 27

79
Q

One square of 235 lb shingles will cover how many square feet and weigh how much?

A

100 sq feet, 235 lbs

80
Q

If you have sixteen 2X6 boards that are 8 foot long how many board feet do you have?

A

128 Board Feet

81
Q

A tool that can be used to cut crescent shaped grooves into the edge of molding to form a joint?

A

Plate or Biscuit Joiner

82
Q

What is a leveling rod used to measure?

A

The difference in elevation between two points

83
Q

When surveying, 2 degrees of measurement would equal?

A

120 Minutes

84
Q

What would the diagonal measurement be on rectangle building that is 60 foot wide by 80 foot long?

A

— 100 feet

85
Q

A widened base that supports foundation walls is a?

A

Footing

86
Q

Before you backfill a concrete wall you must?

A

Dampproof the wall

87
Q

In constructing a stack bond pattern block wall, what additional step is required that is NOT needed with a common bond wall?

A

Joint reinforcement must be added to every second course

88
Q

How many 8X8X16 concrete blocks would be needed on a 800 square foot wall?

A

880 blocks

89
Q

How much mortar would be required for a 600 square foot wall using 8X8X16 concrete blocks?

A

— 19.5 Cu. Foot

90
Q

What type of wood has the lowest resistance to decay?

A

Untreated Sapwood

91
Q

What does OSB stand for?

A

Oriented-Strand-board

92
Q

Glulam (Glue-Laminated) beams should not be _______ or _______ unless they were designed to be:

A

Notched or Drilled

93
Q

What type of wall is designed to add strength to a house?

A

— Shear Wall

94
Q

How long is a 16d nail?

A

3.5 inch

95
Q

What part of a joist may not be notched?

A

The middle 1/3

96
Q

How many sheets of 4’ X 8’ plywood are required to cover a room that is 8’ wide by 24’ long and 12’ high?

A

24 Sheets

97
Q

Fireblocking may be required if a wall is over _____ high?

A

10’ Feet

98
Q

The unit run measurement for a rafter that is attached to the ridge at a 90 degree angle is?

A

12” inches

99
Q

The unit run measurement for a rafter that is attached to the ridge at a 45 degree angle is?

A

17” inches

100
Q

The ends of all ceiling joist must rest on no less than?

A

1.5” bearing on wood framing, or 3” if bearing in masonry

101
Q

A triangle shaped truss with “W” bracing is called?

A

Fink Truss

102
Q

If the run of the standard rafter is 12’, what is the run of the king hip?

A

17’ Feet

103
Q

When installing roof sheathing nail spacing at the edge of the panel should be spaced?

A

6” Inches

104
Q

A door that is hinged on the right side and opens out is a?

A

Right hand door

105
Q

For roll roofing, roll paper endlaps should be offset by how many inches?

A

6” inches

106
Q

On a roof, what is the strip nailed to the end of the rafter?

A

Fascia

107
Q

If plywood is used as an exterior wall covering?

A

Sheathing is not required

108
Q

What type of insulation is thick and pre-cut to fit in-between framing members?

A

Batt

109
Q

Drywall that is used in bathrooms or high moisture areas?

A

MR (Green Board)

110
Q

Veneer plaster is applied to what type of drywall, which has an absorbent face?

A

Blue board (gypsum base)

111
Q

The last large construction operation in a home is what?

A

Installing of a finished floor

112
Q

Housewraps have high-density polyethylene fibers that allow _______ to pass through but not ________?

A

Vapors can pass but not water

113
Q

The measure of a materials ability to resist heat transmission?

A

R Value

114
Q

Nail pops are greatly reduced if the moisture content of the framing is less than ____ at the time the drywall is installed?

A

19%

115
Q

What is the drying time of joint compound if the temperature is 80 degrees and the relative humidity is 60%?

A

13.5 hours

116
Q

What influence do below freezing temperatures have curing concrete?

A

A longer time is needed

117
Q

In concrete work, a welded wire matt is placed where and for what reason?

A

Placed in the upper part of the slab to prevent cracks from opening

118
Q

Where are floor joist doubled when using a 1/2 inch subfloor?

A

Where a partition is to run parallel to the floor joist

119
Q

An enclosed area measuring 12’ x 16’ x 8’ high will need 1/2 inch plywood floor decking. An enclosed area measuring 16 x 16 x 8’ high will need 3/4 inch plywood floor decking. The costs are $12 per sheet for half inch plywood and $20 per sheet for the 3/4 inch plywood. What is the total cost for all the plywood?

A

Between $225 and $250

120
Q

What is a ledger?

A

The length of lumber that connects a deck to a house

121
Q

How should a wood door jamb be installed?

A

So the outer edges are flush with the finished wall

122
Q

What is used to fasten formed metal gutters to fascia?

A

Wrap around hangers

123
Q

How many straps are necessary to attach a gutter downspout

A

2 Straps

124
Q

What is the common thickness of load bearing walls

A

18G and 29G

125
Q

When does condensation form?

A

Warm air hits a cool surface

126
Q

Finish flooring should be installed immediately after the completion of what procedure?

A

All other work, except final interior trim

Contractors Exam (12 decks)

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