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Carpentry Level 1 BC 2022 > H10-DECKS > Flashcards

H10-DECKS Flashcards

1
Q

how much lower are decks built from the floor level inside the building?
and why?

A

150mm lower than the floor they serve, this is done to prevent water seepage into the interior living space due to ice damming on the deck surface

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2
Q

other than being attached to a building, what else can a deck be with the building system?

A

A deck can be apart of the buildings roof system, example is a garage with a flat roof and use that area as a deck

the deck has two purposes, act as a deck and as a roof

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3
Q

what is the basic purpose of a deck?

A

Provide a level outdoor livingspace

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4
Q

what are common materials for decking construction?

what about railings materials?

A

Pressure treated preserved wood, naturally durable wood such as cedar, and wood-plastic composites

wood, metal, and glass

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5
Q

When building a deck a ledger must be spaced off the wall for what reason?

A

To allow air movement around it

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6
Q

what are a decks structural components?

A

foundation, posts, beams, and floor joists

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7
Q

what should be considered when planning for a deck system?

A
  • Safety considerations
  • BC Building Code
  • Zoning Requirements
  • CC&R’s Covenants, Conditions and Restrictions
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8
Q

how far must concrete columns extend above finished grade?

A

200mm and provide a framing attachment

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9
Q

when is a deck not required to be sloped?

A

when the decking is spaced to allow good drainage

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10
Q

what should you do before you start excavating?

what is required for empty footing holes when workers aren’t present?

A

Call BC One Call (1-800-474-6886) for locations of underground services

Cover all empty footing holes

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11
Q

What is required for ventilation if the deck acts a roof over a heated area?

A

Cross purlins

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12
Q

how high should siding be above the surface of decking?

A

`2” (50mm)

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13
Q

for watertight decks acting as a roof, how are the posts of handrails attached?

A

should be face attached instead of top mounted to maintain watertightness

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14
Q

List three ways the connections for deck joists and beams can be made?

A

by using fasteners, connecting brackets, and hangers

brackets and hangers are galvanized
galvanized nails or corrosion resistant screws must be used

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15
Q

what is the height of the deck guardrails if the deck is below & above 1.8m?

A

900mm if the deck is less, 1070mm if the deck is above

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16
Q

what is a deck called with a roof and part of an entrance?

A

referred to as a porch

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17
Q

for watertight decks acting as a roof, how are the posts of handrails attached?

A

should be face attached instead of top mounted to maintain watertightness

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18
Q

Before excavating what should you do

A

Call BC one call four locations of underground services

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19
Q

What’s the difference between a deck in the porch?

A

A porch is roofed and is usually part of an entrance

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20
Q

what is a deck that isn’t provided with a roof?

A

referred to as a sundeck

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21
Q

If the jack is required to have a proper foundation and has to meet the footings of the house

A

Concrete columns must extent at least 200 m m above finish grade and provide framing attachment

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22
Q

what are typical foundations for decks?

(what the posts will sit on)

A

Concrete pilings, pad blocks, or strip footings

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23
Q

how long should decking fasteners be?

A

long enough to penetrate the joists by at least the decking thickness

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24
Q

what is the basic purpose of a deck?

A

Provide a level outdoor livingspace

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25
Q

what is a deck called with a roof and part of an entrance?

A

referred to as a porch

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26
Q

what are the concrete pier dimensions?

(for proper foundation)

A

200mm by 200mm for rectangle pier, 230mm for a round pier are centred on the footing pads

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27
Q

Can you support a deck from a rim joist of a cantilever deck floor? True or false

A

False you cannot support a deck on ends of floor joists

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28
Q

When a deck is the surface with a waterproof fiberglass or rubberized membrane what is important

A.

B.

A

Is it with exterior plywood And sloped

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29
Q

Why my decks be sturdily constructed

A

They must be able to support snow loads and large groups of people when covid is not existent

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30
Q

how much lower are decks built from the floor level inside the building?
and why?

A

150mm lower than the floor they serve, this is done to prevent water seepage into the interior living space due to ice damming on the deck surface

How well did you know this?
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31
Q

List three ways the connections for deck joists and beams can be made?

A

by using fasteners, connecting brackets, and hangers

brackets and hangers are galvanized
galvanized nails or corrosion resistant screws must be used

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32
Q

What must be installed at all exterior edges of the deck

A

Drip edge

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33
Q

what are advantages of Wood Plastic Composite decking?

A

they won’t twist, check, crack, splinter, or rot

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34
Q

What’s the purpose for cantilevering beams and joist

A

Reduce the clear span in make layout and construction easy

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35
Q

what are the two reasons decks should be built strong and securely fastened to the main structure?

A

Been known to collapse when used as a venue for a large group, and to separate when impacted by a large snow load (snow sliding off a metal roof)

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36
Q

what are typical foundations for decks?

(what the posts will sit on)

A

Concrete pilings, pad blocks, or strip footings

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37
Q

what are the dimensional sizes for concrete columns? rectangular and round

dimensional size for steel posts?

A

200mm x 200mm for rectangular, 230mm diameter round

73mm diameter steel posts

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38
Q

what are advantages of Wood Plastic Composite decking?

A

they won’t twist, check, crack, splinter, or rot

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39
Q

BC Building Code require railings when the deck is elevated more than?

A

600mm above adjacent surfaces

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40
Q

how much lower are decks built from the floor level inside the building?
and why?

A

150mm lower than the floor they serve, this is done to prevent water seepage into the interior living space due to ice damming on the deck surface

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41
Q

All decks, that have Wall intercessions how high must have finished extended wall be

A

150 mm because of possible ice

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42
Q

what size are common dimensional lumber posts?

A

most common are 6x6 (140mm x 140mm)

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43
Q

Decks can also be a part of what other system on the house

A

The roofing system

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44
Q

BC Building Code require railings when the deck is elevated more than?

A

600mm above adjacent surfaces

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45
Q

Shouldn’t a deck be supported or cantilever floor rim joist

A

Not strong enough to support the gut

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46
Q

what will construction drawings help with?

A
  • eliminating design errors
  • calculating materials
  • increases efficiency and normally results in a superior finished product
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47
Q

How deep is a deck foundation required to be?

A

It must be as deep as required for the building it serves unless it meets the requirements.

1) Not more than 55 m2 (592 ft2) in area.
2) Not supporting a roof
3) Distance from grade to the underside is not more than 600 mm and when attached to a structure the differential movement of the deck will not adversely affect the structure

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48
Q

other than being attached to a building, what else can a deck be with the building system?

A

A deck can be apart of the buildings roof system, example is a garage with a flat roof and use that area as a deck

the deck has two purposes, act as a deck and as a roof

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49
Q

why is anchorage important for high level decks?

A

because of possible wind uplift

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50
Q

how can you reduce clear spans of structural members?

A

by slightly cantilevering the beams and joists

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51
Q

what is another term for porch?

A

veranda, typically is much longer than deep and will run the full length of the building face

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52
Q

what is the gap you provide between decking boards?

A

3-6mm provides adequate air movement and drainage

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53
Q

what size are common dimensional lumber posts?

A

most common are 6x6 (140mm x 140mm)

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54
Q

how long should decking fasteners be?

A

long enough to penetrate the joists by at least the decking thickness

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55
Q
A
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56
Q

What’s the advantages of wpc over dimensional lumber, for a deck surface

A

Wood plastic composite won’t twist check, crack or splinter or rot and it is scratched and strain resistant. Where dimensional lumber is diametrically unstable

57
Q

why can’t you support (attach) a deck to a cantilevered floor rim joist?

A

Rim joist is usually only supported by nails into the ends of floor joists and is not strong enough to hang a deck from

58
Q

what is a deck that isn’t provided with a roof?

A

referred to as a sundeck

59
Q

When children are playing on the deck do you use pressure-treated lumber in an area that has extreme rain

A

No, pressure treated lumber should not be used where children play

60
Q

what are common materials for decking construction?

what about railings materials?

A

Pressure treated preserved wood, naturally durable wood such as cedar, and wood-plastic composites

wood, metal, and glass

61
Q

what are a decks structural components?

A

foundation, posts, beams, and floor joists

62
Q

What is the concerned when using a larger without spacers against the house

A

Trap moisture leading to rot unless protected from moisture by flashing

63
Q

If it that goes around a swimming pool what is required,

A

Non-slip surfaces are needed

64
Q

BC Building Code require railings when the deck is elevated more than?

A

600mm above adjacent surfaces

65
Q

decks need to be built strong enough to withstand?

A

either floor loads for living areas or local snow loads, which ever is greater

66
Q

what is the basic purpose of a deck?

A

Provide a level outdoor livingspace

67
Q

what is another term for porch?

A

veranda, typically is much longer than deep and will run the full length of the building face

68
Q

how high up does BC Building Code require flashing of the deck wall intersection extend up the wall?

A

6” behind the sheathing paper

69
Q

for watertight decks acting as a roof, how are the posts of handrails attached?

A

should be face attached instead of top mounted to maintain watertightness

70
Q

what is a deck called with a roof and part of an entrance?

A

referred to as a porch

71
Q

What are four basic structural parts of a deck

A

Foundation, post, beans, Joist

72
Q

what is the basic purpose of a deck?

A

Provide a level outdoor livingspace

73
Q

What kind dimensional lumber is the substructure of a deck commonly made from?

A

Dimensional framing set on 140 mm x 140 mm posts.

Poles, pilings and timbers may sometimes be used as well.

74
Q

how long should decking fasteners be?

A

long enough to penetrate the joists by at least the decking thickness

75
Q

When planning a deck it’s important to check

A

Property land title, restrictions as styles, materials, furnishings, setbacks, Heights

76
Q

Zoning regulations normally let decks extend into the side yard setbacks

A

Yes in many cases but not all cases

77
Q

what is the gap you provide between decking boards?

A

3-6mm provides adequate air movement and drainage

78
Q

When building a deck all joist must have a bearing of

A

38 mm on beams

79
Q

what are common materials for decking construction?

what about railings materials?

A

Pressure treated preserved wood, naturally durable wood such as cedar, and wood-plastic composites

wood, metal, and glass

80
Q

What is the slope typically for a deck

A

2% slope quarter inch per foot

81
Q

what is another term for porch?

A

veranda, typically is much longer than deep and will run the full length of the building face

82
Q

what is the concern when using a ledger without spacers against the house wall?

A

trapped moisture leading to rot (unless protected from moisture by flashing)

83
Q

Deck coating membranes must be certified as

A

Roofing material,

84
Q

All fasteners in hangars use with pressure-treated lumber must be

A

Corrosive resistant

85
Q

Decking over garages and living spaces need to be

A

Waterproof

86
Q

what is the gap you provide between decking boards?

A

3-6mm provides adequate air movement and drainage

87
Q

Does the BC building code require a deck to have a proper foundation

A

Know if it’s less than 55 m squared, Less than 592ft2 Not supporting the roof The distance from the underside of the joist is not more than 600mm

88
Q

why is it important to check with zoning bylaws?

A

decks that aren’t roofed, usually not included in when calculating building area but usually included when calculating lot coverage

89
Q

when a deck is elevated to at least one storey above ground it is called?

A

referred to as a balcony

90
Q

How deep is a deck foundation required to be

A

It must be as deep required for the building it serves unless it’s less than 592 ft and area

91
Q

what is the slope for a deck that is topped with a waterproof membrane?

(considered a roof)

A

2% slope (1/4” per ft)

92
Q

BC Building Code does not require a deck to have proper foundation if?

  • area
  • support
  • grade
  • structure
A
  • is not more than than 55m^2 (592ft^2) in area
  • not supporting a roof
  • the distance from grade to the underside of the joists is not more than 600mm
  • when attached to a structure, the differential movement of the deck will not adversely affect the structure
93
Q

Deck surfaces are usually made up of five quarter lumber. Is it a good idea to use tongue-and-groove?

A

Tongue and groove lumber is not recommended for exposed on roof decks since it will swell and shrink with exposure to water. Tongue and groove can’t wrap water and cause rot in joints

94
Q

what are the guidelines for working with pressure treated lumber?

A
  • Wear a mask, eye protection, cover skin when cutting or sanding treated wood
  • Wear gloves when working with treated wood
  • Wash hands before eating any food
  • Do not burn preserved wood (smoke is toxic)
  • Do not used preserved wood as mulch
  • Be aware that preservatives may dislodge from wood and migrate into the soil or groundwater. Care must be taken to prevent this from happening
  • Properly store or dispose of any leftover preservative, brushes and rags that were used to treat end cuts
  • All fasteners and hangers used must be of a type that is compatible with the preservative used on the deck material as it can be very corrosive to metal
95
Q

what are the dimensional sizes for concrete columns? rectangular and round

dimensional size for steel posts?

A

200mm x 200mm for rectangular, 230mm diameter round

73mm diameter steel posts

96
Q

when a deck is elevated to at least one storey above ground it is called?

A

referred to as a balcony

97
Q

why can’t you support (attach) a deck to a cantilevered floor rim joist?

A

Rim joist is usually only supported by nails into the ends of floor joists and is not strong enough to hang a deck from

98
Q

For decks to be waterproof what’s the best way to attach the railing post

A

Face attached instead of top-mounted

99
Q

if the concrete pads aren’t spaced any farther than 3m o.c., what is the pad footing requirement?

(for proper foundation)

A

0.4m^2 concrete pad footings

100
Q

The minimum height of deck guard rails must be

A

1070mm if the deck is more than 1.8 metres off the ground

101
Q

what are the dimensional lumber used for decking?

A

5/4” radius edge-treated lumber, or 2x4 cedar

102
Q

how can you attach the deck to the building?

A

fastening a ledger board or using joist hangers.
use lag screws, nails, or solid wall fasteners for attaching ledgers

103
Q

what are the two reasons decks should be built strong and securely fastened to the main structure?

A

Been known to collapse when used as a venue for a large group, and to separate when impacted by a large snow load (snow sliding off a metal roof)

104
Q

If a deck is used as a play surface, what kind of decking should be used?

A

anything that isnt pressure treated (WPC, surfaced waterproof fibreglass are alternatives)

105
Q

what are you checking for, from property Land Title?

A

Restrictions as to styles, materials, finishes, setbacks, or heights

106
Q

what are a decks structural components?

A

foundation, posts, beams, and floor joists

107
Q

why is anchorage important for high level decks?

A

because of possible wind uplift

108
Q

other than being attached to a building, what else can a deck be with the building system?

A

A deck can be apart of the buildings roof system, example is a garage with a flat roof and use that area as a deck

the deck has two purposes, act as a deck and as a roof

109
Q

how can you attach the deck to the building?

A

fastening a ledger board or using joist hangers.
use lag screws, nails, or solid wall fasteners for attaching ledgers

110
Q

how can you reduce clear spans of structural members?

A

by slightly cantilevering the beams and joists

111
Q

what is a deck that isn’t provided with a roof?

A

referred to as a sundeck

112
Q

when do municipalities treat decks as landscaping?

A

when the deck is not attached to a structure and the surface is less than 600mm above ground

113
Q

what are the dimensional sizes for concrete columns? rectangular and round

dimensional size for steel posts?

A

200mm x 200mm for rectangular, 230mm diameter round

73mm diameter steel posts

114
Q

what kind of preservative is used in today’s age? and which isn’t used anymore?

A

Alkaline Copper Quaternary (ACQ), Chromated Copper Arsenate (CCA)

CCA isnt used anymore cause of the arsenic

115
Q

when a deck is elevated to at least one storey above ground it is called?

A

referred to as a balcony

116
Q

what are advantages of Wood Plastic Composite decking?

A

they won’t twist, check, crack, splinter, or rot

117
Q

If the deck is less than 1.8 m above the ground how high May the guardrail be

A

900 mm

118
Q

what is including in deck drawings?

A
  • foundation plan
  • cross section showing framing
  • decking and railing details
  • plus a floor plan showing dimensions
  • guard rail post locations
  • any other details such as lighting, planters, and benches
119
Q

What is the typical order of operation for deck construction

A

Install concrete footings, columns or pillars Install post and beams Install a joist and other framing Install decking and waterproof membrane if applicable

120
Q

what are the requirements if the deck is required to have a proper foundation?

A

must meet the same required depth that the house foundations are required to meet

121
Q

how can you attach the deck to the building?

A

fastening a ledger board or using joist hangers.
use lag screws, nails, or solid wall fasteners for attaching ledgers

122
Q

what size are common dimensional lumber posts?

A

most common are 6x6 (140mm x 140mm)

123
Q

decks need to be built strong enough to withstand?

A

either floor loads for living areas or local snow loads, which ever is greater

124
Q

how can you reduce clear spans of structural members?

A

by slightly cantilevering the beams and joists

125
Q

what are typical foundations for decks?

(what the posts will sit on)

A

Concrete pilings, pad blocks, or strip footings

126
Q

what are the dimensional lumber used for decking?

A

5/4” radius edge-treated lumber, or 2x4 cedar

127
Q

why can’t you support (attach) a deck to a cantilevered floor rim joist?

A

Rim joist is usually only supported by nails into the ends of floor joists and is not strong enough to hang a deck from

128
Q

what is the concern when using a ledger without spacers against the house wall?

A

trapped moisture leading to rot (unless protected from moisture by flashing)

129
Q

what are the two reasons decks should be built strong and securely fastened to the main structure?

A

Been known to collapse when used as a venue for a large group, and to separate when impacted by a large snow load (snow sliding off a metal roof)

130
Q

decks need to be built strong enough to withstand?

A

either floor loads for living areas or local snow loads, which ever is greater

131
Q

what is the concern when using a ledger without spacers against the house wall?

A

trapped moisture leading to rot (unless protected from moisture by flashing)

132
Q

what are the dimensional lumber used for decking?

A

5/4” radius edge-treated lumber, or 2x4 cedar

133
Q

List three ways the connections for deck joists and beams can be made?

A

by using fasteners, connecting brackets, and hangers

brackets and hangers are galvanized
galvanized nails or corrosion resistant screws must be used

134
Q

Why is Anchorage important for high-level

A

Because of uplift winds

135
Q

What are CC and rs

A

Zoning regulations, covenants

136
Q

When building a deck surface what is a great spacing for the deck surface

A

3-6 mm Gap provides accurate air movement and drainage

137
Q

Decks must have a railing system if it’s above how far from an adjacent surface

A

600 mm

138
Q

If the deck is not attached to a structure and less than 600 mm above grade what will some municipalities considerate

A

Deck as landscaping not require a permit

139
Q

why is anchorage important for high level decks?

A

because of possible wind uplift

Carpentry Level 1 BC 2022 (31 decks)

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