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TONY: NC Contractor Exam > Code > Flashcards

Code Flashcards

1
Q

1 – What is the minimum thickness for thin unit solid unit glass block masonry units?

A

3 inches

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2
Q

2 – What is the minimum slope for a coal-tar built up roof?

A

– 1/8 / 12

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3
Q

3 – What is the minimum width of underlayment in a closed shingled valley using mineral surface roofing material?

A

36 inch

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4
Q

4 – What is the width of a chimney before a cricket or saddle would be required?

A

Greater than 30 inches

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5
Q

5 – What is the minimum slope that metal roofing shingles may be installed on?

A

12-Mar

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6
Q

6 – What is the maximum spacing of cold-formed steel studs on a shear wall?

A

24” o.c

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7
Q

7 – What is the lateral bracing requirement of a wall on a single story house?

A

Braced each end and not more than 25 feet on center

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8
Q

8 – On a roof using 5/8 inch Structural I sheathing with rafters spaced 24 inches on center, what is the maximum load allowed?

A

80 psf

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9
Q

9 – What is the height requirement of waterproofing in relation to the maximum water table level?

A

Waterproofing shall be applied not less than 12 inches above maximum ground water table

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10
Q

10 – What is the minimum thickness of structural sheathing on a 24 inch span that may be used on roofs?

A

7/16 inch

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11
Q

11 – What is the minimum overlap of drip edge strips on shingle roofs?

A

2 inches

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12
Q

12 – What is the maximum amount of roof repair that may be done to a roof in a 12 month period without having to replace the whole roof covering?

A

25%

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13
Q

13 – What is the minimum compressive strength of concrete in footings at 28 days?

A

2500 psi

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14
Q

14 – For window and door openings in concrete walls, what size and how many re-bar neededaround openings?

A

Not less than two # 5

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15
Q

15 – Mortar joints for masonry on starting course shall not be more than what maximum thickness?

A

3/4 inch

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16
Q

16 – What is the minimum thickness of concrete bearing walls?

A

5 ½ inches

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17
Q

17 – What is the maximum amount of fly ash that can be added to concrete exposed to deicing chemicals?

A

25%

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18
Q

18 – When may Combustible insulation be used in a roof system?

A

If covered with approved roof coverings directly applied thereto

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19
Q

19 – Which of the below are true about lighting on covered walkways on a construction site?

A

Must be on all the time

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20
Q

20 – What is the minimum nail length for fastening mechanical floor laminates?

A

Not less than two and one-half times the net thickness of each lamination

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21
Q

21 – Finished grade shall be sloped away from the foundation wall for a distance of?

A

5% for 10 feet

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22
Q

22 – You are doing a concrete placement of 750 cubic yards. How many strength tests will be needed?

A

Five

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23
Q

23 – Regular concrete shall be maintained at 50 degrees and kept moist for how many days after

A

Seven days

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24
Q

24 – Reinforcement in concrete cast against and permanently exposed to earth shall have a cover distance of at least how many inches?

A

3 inches

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25
Q

25 – Concrete floor slabs supported directly on the ground shall be a minimum thickness of?

A

3 ½ inches

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26
Q

26 – The polyethylene vapor retarder under floor slabs shall be lapped not less than six inches and not less than what thickness?

A

6 mil

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27
Q

27 – Unused mortar shall be discarded after which of the below times?

A

2 ½ hours

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28
Q

28 – Masonry lintels shall have a minimum end support of which of the below?

A

4 inches

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29
Q

29 – Unreinforced parapet walls must be 8 inches thick. What would be the maximum height?

A

24 inches

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30
Q

30 – What is the maximum vertical and horizontal spacing of masonry wall ties?

A

24” vertical and 36” horizontal

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31
Q

31 – Fireplace opening is less than 6 square feet, how much hearth extension on each side minimum?

A

8 inches

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32
Q

32 – What is the maximum moisture content for lumber used in construction?

A

19%

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33
Q

33 – What is the maximum nail spacing when doing built up girders and beams?

A

32 inches o.c

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34
Q

34 – How much end bearing is required when wood joist are placed on masonry walls?

A

3 inches

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35
Q

35 – When notching floor joists for ledger strips, what is maximum depth of notch?

A

1/4 depth

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36
Q

36 – Trimmers and headers around openings shall be doubled if the opening exceeds which of the below?

A

4 feet

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37
Q

37 – In exterior walls and bearing partitions, what is the maximum depth a stud may be notched?

A

25%

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38
Q

38 – What type of fastening device should one use to connect a top plate to stud?

A

1 – 2-16d common 2 – 3-3” x 0.131” nail 3 – 3-3” x 14 gage staple 4 – All of the above

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39
Q

39 – A flight of stairs shall not have a vertical rise greater than____feet between floor levels or landings.

A

12

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40
Q

40 – What is the maximum outside diameter of (round) handrails?

A

2 inches

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41
Q

41 – Mortar mix consists of:

A

1 part cement 3 parts sand

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42
Q

42 – The code allows you to cut a ____ inch notch at the end of a 2 x 10.

A

2 ½ inches

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43
Q

43 – Which agency covers the regulations for the hardhat industry?

A

ANSI

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44
Q

44 – The total area of a mezzanine floor shall not exceed ____of the room in which it is located.

A

3-Jan

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45
Q

45 – Stairs should always have a minimum of____ headroom clearance.

A

6’8”

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46
Q

46 – The mortar bed on top of a footing should be between ____inch and ___inch.

A

¼ inch and ¾ inch

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47
Q

47 – At the time that concrete is placed, reinforcement may ______.

A

Be rust covered

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48
Q

48 – When windows are provided as a means of egress or rescue, they shall have a sill height of not more than ____ inches above the floor.

A

44

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49
Q

49 – Guards shall be located along open sided walking surfaces, mezzanines, platforms, stairs, landings or ramps above ____ inches above the floor or grade below

A

30 inches

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50
Q

50 – What is the minimum thickness for aluminum flashing for an open valley asphalt roof?

A

.024 inch

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51
Q

51 – In heavy timber construction, the floor deck and coverings cannot extend closer than ____to the walls.

A

1/2 inch

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52
Q

52 – Compacted fill material less than 12 inches need to be compacted to a minimum of _____ Standard Procter in accordance with ASTM 698.

A

95 percent1803.5 – 2006 Edition1804.5 – 2009 Edition shows 90 percent Modified Proctor1804.5 – 2012 Edition shows 90 percent Maximum Dry Density

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53
Q

53 – Lateral bridging supports are required when the depths of floor joists exceed:

A

12 inches

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54
Q

54 – The minimum side lap for wood shakes is:

A

1 ½ inches

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55
Q

55 – Foundation plates or sills shall be bolted to the foundation (concrete or masonry) not more than:

A

6 feet on center

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56
Q

56 – What is the minimum height of a exterior fire rated parapet wall?

A

30 inches

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57
Q

57 – What is the minimum thickness of roof sheathing on a 24 inch span placed perpendicular to rafters?

A

5/8 inch

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58
Q

58 – What is the slope ratio on permanent fill?

A

1:02

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59
Q

59 – All handicapped grab bars shall be capable of supporting how much load applied in any direction anywhere along its length?

A

250 lbs

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60
Q

60 – All accessible grab bars shall be a minimum of _____ inches and a maximum of ______ inches in width or outside diameter?

A

1 ¼ inches and 1 ½ inches

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61
Q

61 – The clear hand space between the inner face of the grab bar and the finished face of the wall or partition shall be which of the below?

A

1 ½ inches

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62
Q

62 – Which of the below are true about the mounting heights of grab bars in toilet stalls?

A

Minimum of 33 inches and maximum of 36 inches to top of gripping surface

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63
Q

63 – What book regulates handicapped codes making buildings and facilities accessible to and usable by the physically handicapped?

A

Volume I-C

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64
Q

64 – Handicapped toilet stall doors must have at least a minimum clear distance of which of the below?

A

2 feet 8 inches

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65
Q

65 – Parking lot has 1000 parking spaces provided, how many must be designated as handicapped?

A

20 spaces

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66
Q

66 – Where access is provided to a single building, handicapped parking spaces shall be located within how many feet of an accessible entrance? .

A

200 feet

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67
Q

67 – On handicapped exit doors, the maximum force to open the door shall not exceed which of the below?

A

8.5 lbs

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68
Q

68 – What is the maximum cross slope allowed on handicapped ramps and landings?

A

1/4 inch per foot

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69
Q

69 – Accessible exterior ramps must have a minimum clear width of which of the below?

A

48 inches

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70
Q

70 – What is the maximum slope on handicapped parking spaces in any direction?

A

1/4” per foot

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71
Q

71 – Which of the below buildings would be required to have an elevator?

A

1 – Two story doctor’s office 2 – Two story public owned schools 3 – Two story government building 4 – All of these

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72
Q

72 – What is the maximum height of accessible lavatory rim above the finished floor?

A

34 inches

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73
Q

73 – What is required for new handicap parking spaces?

A

96 inches wide with 60 inch access aisle

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74
Q

74 – If accessible parking is separated from the edge of the accessible route to the accessible entrance to a building and persons with disabilities must traverse one or more vehicular lanes to reach this entrance, then:

A

Must have a marked crossing used as part of the accessible route

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75
Q

75 – What is the maximum size of wire glass for a 1 ½ hour door?

A

100 square inches and 33 inches in height

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76
Q

76 – What is the definition of a standpipe?

A

A pipe or hookup for a sprinkler system which is water filled to maintain pressure

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77
Q

77 – When temperatures are very hot (100 degrees or 90 degrees with a wind velocity greater than 8 mph) brick mortar shall be discarded after ____ hours.

A

2 hours

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78
Q

78 – The maximum area of each individual standard unit panel of glass block shall be:

A

250 square feet

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79
Q

79 – An accessible watercloset shall comply with the following: The height of the seat shall be 17 inches minimum and to 19 inches maximum.

A

TRUE

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80
Q

80 – The centerline of an accessible water closet shall be ____inches from the adjacent wall.

A

18 inches

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81
Q

81 – When fastening 1/2 inch gypsum board to a blocked wall construction with a shear value of 90 plf, what is the distance from the edge are the fasteners required?

A

6 inches

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82
Q

82 – When is an institutional or commercial building required to have Design Professional Drawings?

A

1 – $ 90,000 2 – $ 90,001 3 – $ 91,000 4 – Both 2 and 3Remember that a commercial building needs drawings sealed by a Registered Design Professional when the cost exceeds $90,000.

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83
Q

83 – Fasteners for asphalt shingles shall penetrate the roofing materials a minimum of:

A

3/4 inch

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84
Q

84 – For roof slopes from 2/12 up to 4/12 underlayment shall be 2 layers. Apply a minimum___ inch wide strip of underlayment felt parallel with and starting at the eaves.

A

19

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85
Q

85 – For ice dam protection, a membrane of at least two layers of underlayment cemented together shall be used in lieu of normal underlayment and shall extend from the eave’s edge to a point at least ___inches inside the exterior wall line.

A

24

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86
Q

86 – The fasteners for attaching clay and concrete tile shall penetrate into the sheathing at least:

A

3/4 inch

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87
Q

87 – Waterproofing floors shall be accomplished by placing a membrane of rubberized asphalt, or butyl rubber, or not less than ____ mil polyvinyl chloride with joints lapped not less than ___inches.

A

6, 6

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88
Q

88 – When the ground water table is lowered and maintained at an elevation of not less than ___inches below the bottom of the lowest floor, the floors and walls shall be dampproofed.

A

6 inches

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89
Q

89 – What is the minimum / maximum thickness of a brick head and bed joint (do not include starter course)?

A

3/8 inch

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90
Q

90 – When attaching laminated floors and decks, the nail lengths should be ___ times the thickness of the lamination.

A

2 ½

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91
Q

91 – Foundation plates or sills shall be bolted to the foundation by 1/2 diameter bolts embedded at least 7 inches into the concrete or masonry spaced not more than:

A

6 feet

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92
Q

92 – How do fastener joist to sill?

A

1 – 3 - 8d common2 – 3 - 3” x .131 nails3 – 3 - 3” 14 gauge staples 4 – Any of the above

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93
Q

93 – For open valleys, valley lining of two plies of mineral-surfaced roll roofing shall be permitted. The bottom layer shall be ____ inches and the top layer shall be a minimum of ___inches wide.

A

18 inches, 36 inches

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94
Q

94 – When strobe light audible / visual indicating appliance (fire alarm) devices are used to illuminate emergency means of egress exits, what is the mounting height of these devices above floor level?

A

80 inches minimum, 96 inches maximum

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95
Q

95 – In corridors, what is the maximum distance between strobe light audible / visual indicating appliances (fire alarm) devices mounted to the wall?

A

100 feet

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96
Q

96 – What is the minimum thickness of 6 inch wood planking on roof construction with trusses with a maximum of 24 inches on center?

A

5/8 inch

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97
Q

97 – What is the exposure for No. 1 grade taper sawn shakes 18 inches long of naturally durable wood with a 4/12 pitch roof?

A

7 ½ inches

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98
Q

98 – Who is responsible for inspecting high – strength steel bolt connections for metal buildings?

A

Special inspector

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99
Q

99 – What is a standard door height?

A

6’8”

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100
Q

100 – How thick does exposed aggregate plaster / stucco have to be when applied over concrete surfaces?

A

1/2 inch

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101
Q

101 – Which of the below is true about grab bars in handicapped toilet stalls?

A

1 ½ inch hand clearance from wall, 33 inches minimum from floor

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102
Q

102 – Where footings will bear on compacted fill material, the compacted fill shall comply with the provisions of an approved report which contain the following. Which of the below is incorrect?

A

Specifications for the CLSM (controlled low-strength material)

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103
Q

103 – When excavating the surface to be occupied by a building, stumps and roots shall be removed from the soil to a depth of at least:

A

12 inches

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104
Q

104 – When building a masonry fireplace with an opening of 6 feet or more, the front hearth extension shall extend a minimum:

A

20 inches

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105
Q

105 – Notches in the top or bottom of floor joists shall not exceed ____ of the depth.

A

6-Jan

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106
Q

106 – What is the maximum masonry bed joints of the starting course placed over foundations?

A

3/4 inch

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107
Q

107 – Travel distances along accessible routes from accessible parking spaces shall not exceed:

A

200 feet

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108
Q

108 – Upon satisfactory completion of a building, plumbing, mechanical, electrical, fire protection or gas system, or portion thereof, a_________shall be issued.

A

Certificate of Compliance

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109
Q

109 – What is the minimum concrete cover for No. 6 through No. 18 reinforcing exposed to earth or weather?

A

2 inches

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110
Q

2 inches

A

33 inches

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111
Q

111 – What do handicap parking spaces require?

A

Sign and painted spaces

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112
Q

The ends of floor joists shall not have less than ____ inches of bearing on wood or metal or less than 3 inches bearing on masonry

A

1 ½ inches

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113
Q

113 – If the Code Enforcement Official issues a stop work order, what are you required to do?

A

No further work may take place

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114
Q

114 – The Code Enforcement Official shall have the right to enter buildings or premises when:

A

Whenever he deems necessary

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115
Q

115 – A building permit must be in:

A

Writing

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116
Q

116 – Structural plain concrete is not used for:

A

Columns

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117
Q

117 – When bonding masonry with metal ties, there shall be at least:

A

One metal tie for every 4 ½ feet of wall area

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118
Q

118 – After a permit has been obtained, work was started but discontinued, how long is permit good for?

A

12 months

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119
Q

119 – How many 8d nails are needed to fasten a joist to a sill?

A

3

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120
Q

120 – What is the maximum moisture content for preservative / fire-retardant treated wood?

A

19%

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121
Q

121 – What is the minimum width of an exterior public walkway outside of a building?

A

36 inches

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122
Q

122 – What is the minimum distance over the public right of way required for an exterior public walkway outside of a building?

A

15 feet

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123
Q

123 – What type of construction is allowed using combustible material?

A

Type I and II

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124
Q

124 – The ends of wall ties shall be embedded in mortar joints. Wall tie ends shall engage outer face shells of hollow units by at least ____ and at least _____ for solid units.

A

½ inch and 1 ½ inch

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125
Q

125 – When are strength tests required for testing samples of concrete?

A

Once a day, every 150 cubic yards, every 5,000 square feet of slab

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126
Q

126 – What is the maximum depth of wood before diagonal bracing is needed for a 2 inch floor joist when joist is supported on one end?

A

12 inches

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127
Q

127 – How much deflection is allowed in roof members supporting plaster ceiling or floor members?

A

l/360

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128
Q

128 – Which of the below is true about cold weather placing of concrete:

A

Always place concrete on frost free ground

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129
Q

129 – Which of the below projects would require 3500 psi concrete?

A

Garage slabs

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130
Q

130 – Demolition construction documents and a schedule must be submitted when:

A

Required by the building official

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131
Q

131 – Which building entrance does not have to be handicap accessible?

A

When used for security

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132
Q

132 – What is the minimum height of the guardrails at the open sided walkways measured above a platform more than 30 inches above the floor or grade?

A

42 inches

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133
Q

133 – What is the maximum stud spacing for nonbearing walls and partitions?

A

28 inches

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134
Q

134 – How many days after a stop work order has been issued does the contractor have to appeal in writing to the Commissioner of Insurance?

A

5 days

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135
Q

135 – The following shall be done prior to admitting employees to start demolition work?

A

1 – An inspection by an official of the building department 2 – Construction documents must be submitted if required 3 – Demolition schedule must be submitted if required 4 – All of the above is true

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136
Q

136 – A concrete / unit with a #10 bar not exposed to weather in contact with the ground shall have a minimum coverage of _____.

A

3/4 inch

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137
Q

137 – Slopes for permanent fill shall not exceed ____ percent slope.

A

50

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138
Q

138 – What is the minimum slope for BUR (Built up roofs)?

A

1/4 in 12

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139
Q

139 – What is the minimum size lumber for a floor joist?

A

2 x 6

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140
Q

140 – If you have six bags of sand, how many bags of grout will be needed for a proper mix?

A

2

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141
Q

141 – Construction with floor joists that are 2 inch nominal and beam supported and both edges are held in line, bridging support is required when the joist depth exceeds:

A

12 inches

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142
Q

142 – According to the building code, when constructing a shear wall the nails shall be placed not less than 3/8” from panel edge and not more than ____ apart below intermediate support at 6” along panel edge bearing.

A

12 inches

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143
Q

143 – What is true about receiving a “verbally” stop work order on a construction project?

A

Can continue work until stop work order is in writing

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144
Q

144 – What size floor joist is required for a residential living area using southern yellow pine # 2 with joists on 16 inch centers and a 14’0” span?

A

2 x 10

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145
Q

145 – If building entrance is not handicap accessible, then at a minimum there must be?

A

Sign pointing to nearest handicap entrance

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146
Q

146 – What is the minimum height for a covered walkway?

A

8 feet

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147
Q

147 – What is the minimum distance an accessible (handicapped) toilet is required from a side wall?

A

18 inches

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148
Q

148 – When is a professional engineer stamp required on drawings?

A

A commercial building worth over $ 100,000

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149
Q

149 – What is the minimum route width for an accessible entrance?

A

36 inches

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150
Q

150 – What is the minimum size floor joist required if it is # 2 southern yellow pine in the living room area if the span is 16 foot and 16 inches on center?

A

2 x 10

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151
Q

151 – What is the minimum thickness of wood boards for roof sheathing that is surface dried and applied perpendicular to supports when rafter spacing is 24 inches on center?

A

5/8 inch

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152
Q

152 – What is the minimum size of roof sheathing required for solid roof sheathing when rafter spacing is 48 inches on center?

A

2 x 6 tongue and groove

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153
Q

153 – What is the maximum wood wall stud spacing for 1/2 inch gypsum sheathing?

A

16 inch on center

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154
Q

154 – Cold formed steel members and assembled panels are considered to have adequate protection by all methods except:

A

Assembled in a weather resistance structure

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155
Q

155 – A wood frame construction has 2 inch thick floor joist held in lateral line. Bridging is required when the depth of the joist exceeds:

A

12 inches

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156
Q

156 – What is the minimum slope for a modified built-up roof?

A

1/4 inch per foot

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157
Q

157 – What is the minimum allowed slope for a mineral rolled roof?

A

12-Jan

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158
Q

158 – What is the maximum spacing of light gauge metal studs?

A

24 inches

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159
Q

159 – The edges of lugs, brackets, rivets and bolt heads attached to structural members shall be permitted to extend to within __ inch of the surface of the fire protection.

A

1 inch

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160
Q

160 – What is the minimum space for fixed seating?

A

18 inches

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161
Q

161 – What is the minimum stair tread depth?

A

11 inches

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162
Q

162 – When a contractor/owner has erection drawings required for a project, who submits them?

A

Engineer

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163
Q

163 – What is the maximum size of a floor joist?

A

2 x 12

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164
Q

164 – What is the exposure for No. 2 grade preservative – treated taper sawn shakes of southern yellow pine 24 inches long with a 4/12 pitch roof?

A

7 ½ inches

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165
Q

165 – What is the concrete psi for basement walls in severe exposure?

A

2500 psi

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166
Q

166 – Floor, attic and roof framing with a nominal depth-to-thickness ratio greater than or equal to 5:1 shall have _______for the entire span.

A

One edge held in line

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167
Q

167 – What is the maximum size of a solid glass masonry unit wall panel?

A

100 square feet

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168
Q

168 – The bottom surfaces of footings are permitted to have a slope not exceeding:

A

10%

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169
Q

169 – What is the minimum thickness of the sheet metal valley flashing for a slate shingle roof?

A

.0179 inch zinc-coated G-90

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170
Q

170 – In a residential 2 or 3 story house with an opening of at least 3 feet to 4 feet that is located 30 inches off the floor, which of the below is true about protection?

A

Guardrails are required

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171
Q

171 – What is the minimum distance that a lower floor joist can come into contact with the ground without being naturally durable or preservative-treated wood?

A

18 inches

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172
Q

172 – What is the maximum height of masonry columns to support light-frame structures in Seismic Design Category B if the structure is 440 sq ft?

A

12 feet

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173
Q

173 – What is the maximum that a braced wall panel can start from a braced wall line?

A

12 ½ feet

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174
Q

174 – What is the maximum spacing of fasteners on a gypsum board ceiling that is ½ inch in thickness and 24 inches on center stud spacing?

A

7 inches

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175
Q

175 – Which color is on a handicapped parking sign?

A

White on blue

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176
Q

176 – Which of the following statements is not true concerning a compaction report?

A

The type of machinery used

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177
Q

177 – What is the maximum deflection of a floor joist (member) in a residential area?

A

L/360

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178
Q

178 – What is the maximum horizontal distance between full length solid masonry headers?

A

24 inches

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179
Q

179 – Spacing between adjustable masonry wall ties should not exceed ___ inches vertically.

A

16 inches

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180
Q

180 – What is the minimum slope required for a building foundation with impervious surfaces present within 10 feet?

A

2 percent

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181
Q

181 – How many temporary lighted stairways are required on an existing 5 story building that has been altered?

A

1

182
Q

182 – In Type I or II construction using non-combustible sleepers and nailers applied directly to the floor slab, which of the below is true?

A

Use fireblocking

183
Q

183 – Which of the below is not true about the type or kinds of fasteners used for asphalt shingles?

A

14 gauge – (should be 12 gauge)

184
Q

184 – Which of the below are the perimeter nailing requirements for concrete roof tile?

A

3 tile courses not less than 36 inches from either side of hips or ridges

185
Q

185 – What is the ASTM number that a clay tile roof shall apply?

A

C 1167

186
Q

186 – On a retaining wall system using an outrigger beam that is not bolted, which of the below would be used?

A

Tieback

187
Q

187 – If a contractor is performing work under specifications, which of the below would be the correct procedure to follow?

A

Code and manufacturers specifications

188
Q

188 – What is the minimum depth of a concrete footing below the undisturbed ground surface in Type A soil using Type IV concrete?

A

12 inchesNote: The minimum depth is 12 inches and the minimum width is 16 inches, types of soil and concrete makes no difference.

189
Q

189 – The Ends of Floor Joists shall not have less than 1 ½ inch of bearing on wood or metal or less ____ than on masonry?

A

3 inches

190
Q

190 – Fireblocking shall be provided in concealed spaces of stud walls and partitions vertically at the floor and ceiling levels and horizontally not to exceed:

A

10 feet

191
Q

191 – What is the minimum width of valley flashing used on a roofing system??

A

15

192
Q

192 – What is the minimum distance when combustible members entering into a concrete fire wall between the embedded ends?

A

4 inches

193
Q

193 – How many occupants are required for church fire alarms Group A-3 occupancy when voice / alarm communication system are needed?

A

1000

194
Q

194 – What is the occupant load in Group A occupancy required before fire doors need to have panic hardware or push out?

A

50

195
Q

195 – What is the maximum height for thresholds at doorways for sliding doors serving dwelling units?

A

3/4 inch

196
Q

How long do you have to pickup your permit before it will be considered abandoned?

A

180 Days

197
Q

What size must a one-story detached structure such as a shed or playhouse be in order to be exempt from needing a permit?

A

The floor area must not exceed 120 square feet.

198
Q

True or False? Fences less than six feet in height, sidewalks, and driveways do not need a permit.

A

TRUE

199
Q

After receiving your permit how soon must you start work?

A

Within 180 Days

200
Q

What must be submitting with a permit application?

A

A Site Plan

201
Q

When is a certificate of occupancy issued?

A

After the building official inspects the building and finds no violations.

202
Q

What is the allowable deflection for floors and plastered ceilings?

A

Length divided by 360

203
Q

A wall that extends beyond the finished roof deck is called a?

A

A parapet wall

204
Q

A parapet wall must extend above the roof by a minimum of?

A

30” inches

205
Q

Dwelling units in two family dwellings shall have what fire resistance rating?

A

1-Hour

206
Q

Thickness of a door separating a garage from a residence is?

A

1 and 3/8” inches

207
Q

The garage shall be separated by the residence and attic by not less than?

A

1/2” Drywall

208
Q

What is the maximum flame spread index and accompanying smoke developed index for insulation?

A

25 flame spread and 450 smoked developed index

209
Q

What must be provided to form an effective fire barrier between stories and between the top story and the roof space?

A

Fire Blocking

210
Q

What is the maximum horizontal interval for fire blocking?

A

10 Feet

211
Q

What is the minimum nominal size for fire blocking?

A

2” inches

212
Q

Draft stopping material shall not be less than?

A

1/2” Gypsum board or 3/8” wood structural panels

213
Q

What is the minimum glazing area of a habitable room?

A

Not less than 8% the floor area of that room

214
Q

What is the minimum openable area to the outdoors for all habitable rooms?

A

4% of floor area

215
Q

What is the minimum size for a window for bathroom and toilet areas?

A

3 Square Feet

216
Q

Lights in stairways must have a wall switch at each floor level where the stairway has at least how many risers?

A

Six

217
Q

Every dwelling must have at least 1 room with minimum square footage of?

A

120’ Square Feet

218
Q

Habitable rooms shall have a floor area of not less than?

A

70’ Square Feet

219
Q

Habitable rooms shall not be less than how many feet in any horizontal dimension?

A

7 feet

220
Q

Habitable rooms shall have a ceiling height of not less than?

A

7 feet

221
Q

What are 3 sanitation requirements which every dwelling must have?

A

A water closet, lavatory, and a bathtub or shower

222
Q

Every dwelling shall have a?

A

Kitchen and kitchen sink

223
Q

What is a requirement for all plumbing fixtures?

A

That they have both hot and cold water

224
Q

What type of surface is required in bathtub and shower areas?

A

Nonabsorbent

225
Q

What must be provided for glass in hazardous locations?

A

A manufacturer’s designation specifying who applied the designation, and designating the type of glass and the standard with which it complies.

226
Q

What is the minimum thickness for glass in jalousies and louvered windows?

A

3/16” inch

227
Q

What is the maximum length for glass in jalousies and louvered windows?

A

48” inches

228
Q

A pane of glass where the nearest vertical edge is within a 24” arc of the door in a closed position and whose bottom edge is less than 60” above the floor is considered what?

A

A hazardous location

229
Q

The following are all hazardous locations for glazing:

A

Exposed area of an individual pane larger than 9 square feet. The bottom edge less than 18” inches above the floor. The top edge more than 36” inches above the floor. A walking surface within 36” measured horizontal and in a straight line of the glazing.

230
Q

When a protective bar is installed on a glazed door, the bar should be capable of withstanding a horizontal load of how many pounds per linear foot?

A

50 pounds

231
Q

When is glass indoors considered nonhazardous?

A

If there is a protective bar installed on the accessible sides of the glazing 34” to 38” inches above the floor.

232
Q

When openings are provided as a means of escape and rescue, they shall have a sill height of not more than?

A

44” inches

233
Q

The minimum square footage of a window on a second floor or above is?

A

5.7’ square feet

234
Q

What is the minimum size window on the grade floor?

A

5’ square feet

235
Q

Egress openings shall have a minimum net clear opening height of?

A

24” inches

236
Q

Egress openings shall have a minimum net clear opening width of?

A

20” inches

237
Q

The minimum width of a hallway shall not be less than?

A

3’ feet

238
Q

Egress exit doors shall be a side-hinged door not less than what size?

A

A minimum clear width of 36” wide and 80” in height

239
Q

What size landing shall be on each side of an exterior door?

A

The width of each landing shall have a minimum dimension of 36” inches in the direction of travel.

240
Q

Stairways shall not be less than how many inches wide?

A

36” inches

241
Q

The minimum width of a stairway when measured between two handrails shall be?

A

27” inches

242
Q

The minimum headroom height in a stairway is?

A

6’foot 8” inches

243
Q

How do you measure headroom of a stairway?

A

Vertically from the sloped line adjoining the tread nosing, or from the floor surface of the landing or platform on that portion of the landing.

244
Q

What is the maximum stair riser height?

A

7’ and 3/4” inches

245
Q

The greatest riser height within any flight of stairs shall not exceed the smallest by more than?

A

3/8” inch

246
Q

The minimum stair tread depth is?

A

10” inches

247
Q

The greatest tread depth within any flight of stairs shall not exceed the smallest by?

A

3/8” inch

248
Q

What are the minimum and maximum sizes for nosings on stairways with solid risers?

A

3/4” inch to 1-3/4” inch

249
Q

Open risers are permitted, provided that the opening between the treads does not permit the passage of a sphere of what size?

A

4” inch diameter

250
Q

What is the maximum vertical rise between floor levels or landings with a flight of stairs?

A

12’ feet

251
Q

What is the minimum dimension of a landing?

A

36” inches measured in the direction of travel

252
Q

What is the maximum steepness for treads and landings?

A

2% (1:48)

253
Q

Handrail height shall not be less than how many inches and not more than how many inches?

A

Not less than 34” inches and not more than 38” inches

254
Q

Handrails adjacent to a wall shall have a space of not less than how many inches between the wall and the handrail?

A

1-1/2” inches

255
Q

Type I round handrails must have a diameter of not less than 1-1/4” inch and not larger than?

A

2” inches

256
Q

What size landing is required at the top and bottom of ramps?

A

3’ ft. x 3’ ft.

257
Q

How high must a porch floor be above the ground to require a guardrail?

A

30” inches

258
Q

What is the minimum height for guards on porches which are more than 30” able the grade or floor?

A

36” inches

259
Q

What is the minimum height of guards on the open sides of stairways more than 30” inches in height?

A

34” inches

260
Q

What size sphere shall not pass between vertical members of a guardrail system?

A

4” inches

261
Q

The triangular area formed by the riser, tread and rail must not allow the passage of what size sphere?

A

6” inches

262
Q

True or False: Bedrooms shall have smoke alarms?

A

TRUE

263
Q

Untreated floor joist can be no less than how many inches close to exposed earth?

A

18” inches

264
Q

Untreated wood girders can be no less than how many inches close to exposed earth?

A

12” inches

265
Q

All wood framing members that rest on concrete or masonry exterior foundation walls shall be not less than how many inches from the exposed ground?

A

8” inches

266
Q

When an untreated wood girder is to be placed in a masonry pocket, what spacing is required on the top, sides and end of the girder from the masonry?

A

1/2” inch

267
Q

What is the minimum distance untreated wood siding, sheathing or wall framing can be from the ground?

A

6” inches

268
Q

Buildings erected in coastal high-hazard areas shall be supported on what?

A

Pilings or Columns

269
Q

The grade away from foundation walls shall fall a minimum of how many inches within the first 10 feet?

A

6” inches

270
Q

What is the load bearing capacity of clay soil if no soil test are required?

A

1500 psf

271
Q

What type of fasteners should be used when nailing a knee wall on a wood foundation?

A

Stainless Steel Nails

272
Q

The minimum compressive strength for foundation concrete that will NOT be exposed to the weather is?

A

2500 psi

273
Q

The minimum compressive strength for foundation concrete that will be exposed to the weather is?

A

2500 psi

274
Q

Footings must bear on?

A

Undisturbed natural soils or engineered fill

275
Q

The minimum width of a concrete footing is?

A

12” inches

276
Q

A vapor retarder should be installed on which side of a wall?

A

To the warm side of the building

277
Q

The minimum thickness of a spread footing is?

A

6” inches

278
Q

Continuing foundations are required for interior walls longer than?

A

50’ feet

279
Q

Bottom reinforcement shall be located a minimum of how many inches clear from the bottom of the footings?

A

3” inches

280
Q

In seismic design categories, what type of bar shall be installed at not more than 4 feet on center?

A

One No. 4 bar. The vertical bar shall extend to 3” inches clear of the bottom of the footing and extend a minimum of 14” inches into the stem wall.

281
Q

What are the specifications for foundations with stem walls?

A

The shall have installed a minimum of one No. 4 bar within 12” inches of the top of the wall and one No. 4 bar located 3” to 4” inches from the bottom of the footing.

282
Q

What are the steel requirements for a cast monolithic floor slab?

A

(1) #5 bar or (2) #4 bars in the middle third of the footing

283
Q

What is the minimum distance the bottom of the footing can be below grade?

A

12” inches

284
Q

What are two methods to protect foundation walls from frost?

A

(1) Piers shall extend below the frost line. (2) Piers shall be erected on solid rock.

285
Q

What is the maximum allowable slope for the top surface of a footing?

A

Zero

286
Q

When placing anchor bolts in a concrete floor slab, the should extend into the concrete how far?

A

7” inches

287
Q

What is the minimum diameter for foundation anchor bolts?

A

1/2” inch

288
Q

What is the maximum on center spacing for anchor bolts in sole plates for interior bearing walls?

A

6’ feet on center and located within 12” inches of the ends of each plate section when supported on a continuous foundation.

289
Q

What is the maximum anchor bolt spacing for buildings over two stories in height?

A

4’ feet

290
Q

What is the maximum size stone for gravel under wood foundations?

A

Gravel shall not exceed 3/4” inch

291
Q

What is the minimum size for sand under wood foundations?

A

Sand shall be coarse, and not smaller than 1/16” of an inch.

292
Q

What is the maximum size of crushed stone under wood foundations?

A

Crushed stone shall have a maximum size of 1/2” inch

293
Q

For buildings where the monthly mean temperature of the building is maintained at a minimum of 64 degrees, are footings required to extend below the frost line, when protected by insulation?

A

No

294
Q

When placing vertical steel reinforcement in a 12” inch concrete wall, the maximum spacing should not exceed?

A

72” on center

295
Q

Loose gravel drains around foundations should be installed at what height?

A

6” inches above the top of the footing

296
Q

Foundation walls that retain earth and enclose interior spaces and floors below grade shall be______from the top of the footing to the finished grade?

A

Dampproofed

297
Q

Name two of the options for waterproofing in areas where a high water table exist?

A

2-ply hot-mopped felts of 55 pound roll roofing

298
Q

What type of film shall be applied over the below-grade portion of exterior foundation walls prior to backfilling?

A

A 6-mil thick polyethylene

299
Q

The minimum net area of ventilation openings shall not be less than 1 square foot for each?

A

150 sq. ft. of under-floor space area.

300
Q

One foundation vent shall be within how many feet of each corner of the building?

A

3’ feet

301
Q

What are the minimum size openings for access to under-floor spaces?

A

Openings through the floor shall be a minimum of 18” x 24”, and openings through a perimeter wall shall be a minimum of 16” x 24”.

302
Q

When must all construction material be removed?

A

Before a building is occupied

303
Q

The fished grade of under-floor surface may be located where?

A

At the bottom of the footings

304
Q

(1 )What is the maximum load for floor joist that support sleeping areas and attics that are accessed by means of a fixed stairway? (2) What is the load limit for all other rooms?

A

(1) A live load of 30 psf. and a dead load of 20 psf.(2) A live load not to exceed 40 psf., and a dead load of 20psf.

305
Q

Floor cantilevers shall not exceed________?

A

The nominal depth of the wood floor joist

306
Q

The ends of each joist, beam or girder shall have not less than how many inches bearing on wood or metal?

A

1.5” inches

307
Q

The ends of each joist, beam or girder shall have not less than how many inches bearing on masonry or concrete?

A

3” inches

308
Q

When attaching wood joist to a wood girder, the wood ledger strip supporting the joist shall not be less than?

A

Nominal 2” x 2” inch

309
Q

Notches in solid lumber joist, rafters and beams shall not?

A

Exceed 1/6th the depth of the member, be longer than 1/3rd the depth of the member, or be located in the middle 1/3rd of the span.

310
Q

The diameters of holes cut into wood members shall not exceed?

A

1/3rd the depth of the member

311
Q

Notches at the end of the member shall not exceed what depth of the member?

A

1/4th

312
Q

What distance should holes be from the top or bottom of the member to any other hole?

A

2” inches

313
Q

Header lengths more than 4 feet must be?

A

Doubled

314
Q

Header lengths more than 6 feet must also have what?

A

A hanger at each end

315
Q

What is required before altering a truss member in any way?

A

Approval of a registered design professional

316
Q

What is the minimum allowable thickness for particle board floor underlayment?

A

1/4” inch

317
Q

With regard to site preparation, the area between the foundation walls shall?

A

Have all vegetation and topsoil removed

318
Q

Concrete slab-on-ground floors shall be a minimum of?

A

3-1/2” inches thick

319
Q

True or False: The area within the foundation walls shall have all vegetation and foreign material removed?

A

TRUE

320
Q

What are the maximum fill depths?

A

24” for clean sand or gravel and 8” for earth.

321
Q

The minimum thickness for polyethylene vapor barrier in floor slabs shall be?

A

6 mil

322
Q

The minimum overlap of joints for polyethylene in floor slabs when used as a vapor barrier shall be?

A

6” inches

323
Q

When building built-up girders and beams:

A

use 2 rows of 10d nails, 32” on center staggered

324
Q

What is the proper spacing of nails along the edge of plywood sheathing?

A

6” inches

325
Q

End joints in top plates shall be offset (staggered) at least:

A

24” inches

326
Q

When the rafter spacing is more than 16” and the stud spacing is 24” on center, joist, trusses and rafters must rest on top plates within how many inches of a stud?

A

5” inches

327
Q

True or False: Studs shall have full bearing on a nominal 2-by or larger plate or a sill having a width at least equal to the width of the studs?

A

TRUE

328
Q

What is the maximum size notch that can be cut into a 2 x 4 load bearing wall stud?

A

25%

329
Q

What is the maximum size hole that can be bored into a 2 x 4 non-load bearing wall?

A

60% or 2.1”

330
Q

Steel studs with a designation of 350S162-t are how wide?

A

3.5” inches

331
Q

What is the minimum size of studs for light frame Cold-formed steel walls?

A

1-5/8” x 3-1/2” or 1.625” x 3.5”

332
Q

Where are holes in load bearing steel wall framing members permitted?

A

Only along the centerline of the web of the framing member.

333
Q

What is the minimum center-to-center spacing of holes in load-bearing steel wall framing?

A

Not less than 24” inches

334
Q

What is the maximum width and length for holes in load bearing steel wall framing members?

A

The width can be no greater than 0.5 times the member depth, or 1-1/2” inches, and it shall not have a length exceeding 4-1/2” and shall have a minimum distance between the edge of the bearing surface and the edge of the hole of not less than 10” inches

335
Q

The minimum thickness of masonry bearing walls more than one story high shall be:

A

8” inches

336
Q

Solid masonry walls of one-story dwellings and garages shall not be less than:

A

6” inches

337
Q

Unreinforced SOLID masonry parapet walls shall not be less than how thick and how high?

A

Not less than 8” inches thick and shall not exceed 4 times their thickness in height

338
Q

Unreinforced HOLLOW masonry parapet walls shall not be less than how thick and how high?

A

Not less than 8” inches thick and shall not exceed 3 times their thickness in height.

339
Q

The unsupported height of masonry piers shall not exceed what height?

A

10 times their least dimension

340
Q

The unreinforced masonry where masonry units are laid in a stack bond, longitudinal reinforcement consisting not less than two continuous wires each shall be provided in horizontal bed joints spaced not more than how many inches on center vertically?

A

16” inches

341
Q

Masonry walls shall be anchored to roof structures with:

A

1/2 “ inch bolts spaced not more than 6 feet apart

342
Q

What are the requirements for vertical reinforcement for masonry elements?

A

They shall consist of at least one No. 4 bar spaced not more than 48” inches and vertical reinforcement shall be located within 16” inches of the ends of masonry walls.

343
Q

What is the maximum spacing for masonry reinforcement for walls that are solid grouted and constructed of hollow open-end units?

A

48” inches

344
Q

What is the maximum spacing for masonry reinforcement for walls that are NOT solid grouted and constructed of hollow open-end units

A

24” inches

345
Q

What is the maximum spacing for shear wall reinforcement?

A

The smaller of one-third the length of the shear wall, one-third the height of the shear wall or 48” inches.

346
Q

What is the minimum bearing for beams and girders supported by a wall or column?

A

At least 3 inches on solid masonry or 4” inches on a metal bearing plate

347
Q

What is the minimum bearing for joists?

A

1 1/2” inch

348
Q

Unless otherwise required or indicated on the project drawings, head and bed joints shall be how thick?

A

3/8” inch

349
Q

What is the maximum distance between adjacent full-length solid masonry headers?

A

Full-length headers shall not exceed 24 inches either vertically or horizontally.

350
Q

Where two or more hollow block are used to make up the thickness of a wall, the stretcher courses shall be bonded at vertical intervals not exceeding how many inches?

A

34” inches

351
Q

Where metal wall ties are embedded in the horizontal mortar joints, there shall be at least one metal tie for each:

A

4 1/2 square feet

352
Q

When bonding with ADJUSTABLE wall ties, there shall be at least one wall tie per how many square feet?

A

2.67 square feet

353
Q

What is the maximum amount of time in which grout can be placed after water has been added?

A

1 1/2 hours

354
Q

The specified thickness of a standard glass block unit shall be at least:

A

3 7/8” inches

355
Q

The specified thickness of a thin glass block unit shall be at lease

A

3 1/8” inches for hollow units and 3” inches for solid units

356
Q

What is the maximum area of each glass masonry individual thin-unit panel?

A

85 sq. ft.

357
Q

What is the proper thickness of head and bed joints in glass block masonry

A

1/4” inch

358
Q

Using 5/8” drywall on walls with 24” on-center spacing of supports, what is the proper spacing of drywall screws?

A

12” inches

359
Q

What type drywall screws should be used

A

Type W or Type S, or if metal studs are used the screws must be number 6 or greater.

360
Q

What type of barrier should be applied over studs or sheathing of all exterior walls?

A

One layer of 15 lb felt or other approved water-resistive barrier

361
Q

What is the minimum length of bearing of lintels?

A

4” inches

362
Q

When using wall ties in a non-seismic area, the maximum spacing of wall ties shall be:

A

24’ inches on center supporting not more than 2.67 square feet.

363
Q

The veneer shall be separated from the sheathing by an air space between of how many inches?

A

A minimum of 1 inch, but not more than 4 1/2” inches

364
Q

Where should flashing be located on a masonry wall?

A

Beneath the first course of masonry above the finished ground level above the foundation wall or slab and other points of support

365
Q

Weepholes shall be provided in the outside wythe of masonry walls at a maximum spacing of:

A

33” inches

366
Q

Treated lWall plates used to umber shall be dried to a moisture content of

A

19% or less

367
Q

What is the nominal thickness of a ridge board

A

1 inch nominal thickness and not less in depth than the cut end of the rafter.

368
Q

Rafter ties shall be what size?

A

A minimum of 2” inches x 4” inches

369
Q

Ends of ceiling joists shall be lapped a minimum of how many inches?

A

3” inches

370
Q

What are the requirements for notches in joists, rafters, and beams?

A

Notches shall not exceed 1/6th the depth of the member, shall not be longer than 1/3 the depth of the member and shall not be located in the middle third of the span. Notches at the ends of the member shall not exceed 1/4th of the depth of a member. Holes shall not be closer than 2” inches to the top or bottom of the member or to any other hole or notch

371
Q

How should rafters and ceiling joists be supported?

A

Laterally by solid blocking and diagonal bridging or a continuous 1” inch X 3” inch wood strip nailed across the rafters or joists at intervals not exceeding 8’ feet

372
Q

What is the maximum ceiling joist span when using 12” inch spacing and Southern Pine SS 2 x 4s?

A

12’ feet 11” inches

373
Q

Wall plates used to connect trusses, shall have a resistance to uplift of not less than how many pounds.

A

175 lbs

374
Q

What must be designed to transmit the uplift forces from the rafter or truss ties to the foundation?

A

A continuous load path

375
Q

What is the minimum net free ventilating area?

A

It shall not be less than 1/150th of the area of the space being ventilated.

376
Q

Buildings shall have an attic access where attic areas exceed 30 sq. ft. and have a vertical height of:

A

30” inches or greater.

377
Q

Where must you install a cricket or saddle.

A

On any chimney or penetration more than 30” inches wide perpendicular to the slope.

378
Q

What is the minimum slope of a roof when using asphalt shingles?

A

2:12

379
Q

What is the minimum gage for roof fasteners for asphalt shingles

A

12 gage

380
Q

What is the minimum number of fasteners for asphalt shingles?

A

4 fasteners per strip or 2 fasteners per individual shingle

381
Q

When using a single layer of felt underlayment, the minimum roof slope for asphalt shingles shall be

A

33% (4:12) or greater

382
Q

On asphalt roofing in areas where there has been a history of ice dams what shall be used in lieu of normal underlayment?

A

An ice barrier that consists of at least two layers of underlayment cemented together, or a self-adhering polymer modified bitumen sheet

383
Q

The minimum gage of galvanized steel metal roof valley flashing use on an asphalt roof is:

A

26 gage

384
Q

What is the minimum width of an open metal valley lining on an asphalt roof?

A

24” inches

385
Q

The installation of clay roofing tile shall comply with?

A

ASTM C1167

386
Q

What is the minimum gage nail to be used for tile roofs?

A

11 gage

387
Q

What is the minimum distance clay roof flashing must extend from the centerline?

A

11” inches

388
Q

What is the minimum roof slope required for the installation of metal roof shingles

A

25%

389
Q

What is the minimum roof slope for mineral surfaced roll roofing?

A

1:12

390
Q

What is the minimum roof slope for slate shingles

A

4:12 or 33%

391
Q

How many nails are required for each wood shakes or shingles?

A

2 nails

392
Q

The proper spacing for wood shingles is:

A

1/4” inch minimum and 3/8” inch maximum

393
Q

What is the minimum roof slope for wood shakes

A

3:12

394
Q

What is the minimum side lap for wood shakes between joints in adjacent courses?

A

1 1/2” inches

395
Q

The minimum roof slope for built-up roofs shall be 1/4:12 with what exception?

A

Exception: Coal-tar built-up roofs can have a slope as low as 1/8:12 (1%)

396
Q

What is the minimum roof slope for lapped, non-soldered seam metal roofs without lap sealant

A

3/12 (25%)

397
Q

What is the minimum roof slope for standing seam roof systems

A

1/4:12 (2%)

398
Q

What is the minimum slope for lapped, non-soldered seam metal roofs with applied lap sealant

A

1/2:12 (4%)

399
Q

When can you reinstall existing slate clay or cement tile?

A

When it is not cracked, damaged or broken

400
Q

Masonry chimneys shall be supported on foundations of solid masonry or concrete at least 12 inches thick and should extend how many inches beyond each side of the exterior dimensions?

A

6” inches

401
Q

Where shall the fireplace throat or damper be located?

A

A minimum of 8” inches above the lintel

402
Q

In the table for masonry fireplace and chimney table, what is the required clearance above the roof?

A

3’ feet at roofline and 2’ feet at 10’ feet.

403
Q

What is the minimum length of bearing of lintels

A

4” inches

404
Q

What is the minimum thickness of a fireplace hearth?

A

4” inches

405
Q

Where a fireplace opening is less than 6 square feet, hearth extensions shall extend how far to the front and to the sides?

A

16” inches to the front and 8 inches to the sides

406
Q

Where a fireplace opening is more than 6 square feet, hearth extensions shall extend how far to the front and to the sides?

A

20” inches to the front and 12” inches to the sides.

407
Q

Woodwork or other combustible materials shall not be placed within how many inches of a fireplace opening?

A

6” inches

408
Q

In a masonry fireplace, what are the minimum clearances for for all wood beams, joists, or studs?

A

A minimum of 2” inches from the front faces and sides and 4” inches from the back of the fireplace.

409
Q

The minimum thickness of a masonry fireplace foundation is:

A

12” inches

410
Q

Chimneys shall extend at least 2 feet higher than any portion of a building within how many feet?

A

10’ feet

411
Q

Any portion of a masonry chimney located in the interior of the building or within the exterior wall of the building shall have a minimum air space clearance of at least how many inches?

A

2” inches

412
Q

Chimneys shall be provided with crickets when the dimension parallel to the ridgeline is greater than____ inches and it does not intersect the ridgeline.

A

30” inches

413
Q

When using blown-in or sprayed on roof or ceiling insulation, how must it be marked?

A

Thickness in inches shall be written on markers that are installed at least one for every 300 feet.

414
Q

How often shall markers be placed in an attic to show the amount of blown insulation?

A

Every 300 square feet

415
Q

What minimum R-value is required for ceilings?

A

R-30

416
Q

What is the minimum passageway for attics containing appliances?

A

They must have a clear and unobstructed passageway large enough to allow removal of the largest appliance, but not less than 30” high and 22” wide and not more than 20’ feet in length. A level service space at least 30” x 30” shall be present along all sides of the appliance where access is required.

417
Q

What is the minimum passageway for underfoor spaces containing appliances?

A

The passageway must be large enough to remove the largest appliance, but not less than 30” x 22” nor more than 20 feet in length.

418
Q

Appliances supported from the ground shall be level and firmly supported on a concrete slab. Appliances suspended from the floor shall have a clearance of at least how many inches from the ground?

A

6” inches

419
Q

For heating and cooling equipment, when is a second drain pan required?

A

Where damage to any building components will occur due to a result of overflow.

420
Q

What must 4-inch diameter exhaust ducts be made from?

A

Rigid metal

421
Q

Freestanding and built-in ranges shall have a vertical clearance above the cooktop of not less than how many inches to unprotected combustible material?

A

30” inches

422
Q

Shower receptors shall have a finished curb (threshold) of at least ____ above the sides and back of the receptor?

A

1” inch

423
Q

A shower curb shall not be less than ______ inches, and no more than ____ inches high?

A

2” inches and 9” inches

424
Q

Conductors that are to be spliced shall have a minimum of 6 inches of free conductor at each outlet. Where the opening to an outlet, junction or switch point is less than 8 inches in any dimension, each conductor shall be long enough to extend at least how many inches outside of such opening?

A

3” inches

425
Q

What do you call a device intended for the protection of personnel that functions to de-energize a circuit or portion thereof within an established period of time when a current to ground exceeds the value for a Class A device?

A

Ground-fault interrupter

426
Q

What do you call a complete lighting unit consisting of a lamp or lamps together with parts designed to distribute the light, to position and protect the lamps and ballast, where applicable, and to connect the lamps to the power supply?

A

Luminaire

427
Q

What is a compartment or chamber to which one or more air ducts are connected and that forms part of the air distribution system called?

A

Plenum

428
Q

How many 20 amp circuits are required in kitchens, pantry, breakfast or dining areas?

A

Two

429
Q

What size circuit is required for bathroom receptacles?

A

A minimum of one 20 amp circuit

430
Q

A wall space shall include any space that is ___ how many feet or more in width and that is unbroken along the floor line by doorways, fireplaces and similar openings?

A

2’ feet

431
Q

What must be installed at each conductor splice point, outlet, switch point, junction point and pull point?

A

A box or conduit body

432
Q

Access gates for outside pools must be equipped with what?

A

Self-closing and self-locking gates opening away from pool. Lock mechanism located inside the gate.

433
Q

Where an above ground pool is used as a barrier the ladder must be able to?

A

Be secured, locked, or removed

434
Q

What is the minimum slope on which clay tile can be installed?

A

2 1/2 : 12

435
Q

hat depth does a pool have to be in order for it to be classified officially as a swimming pool?

A

24” inches

436
Q

If a pool is directly accessible from the dwelling, what must be in place?

A

An alarm wich produces an audible warning when the door and/or its screen are opened

437
Q

What should be used as the primary power source for smoke detectors?

A

The building wiring with battery back up

438
Q

An R-value identification mark shall be applied by the manufacturer to each piece of building thermal envelope insulation when the insulation is how wide?

A

12” or greater

439
Q

What is the default glazed fenestration U-factor for a metal framed single pane window?

A

1.2

440
Q

What is the default U-factor for a wood door?

A

0.5

441
Q

Who is authorized to waive the requirements for construction documents if he or she determines that they are not necessary to confirm compliance with the Energy Conservation Code?

A

The Code Official

442
Q

A one-story structure attached to a dwelling with a glazing area in excess of 40% of the gross area of the structure’s exterior walls and roof is considered what type of room?

A

Sunroom

443
Q

In Climate Zone 2, if the fenestration and skylight U-factor is 0.75 and the ceiling R-value is 30, what is the R-value for a wood framed wall?

A

13

444
Q

In residential buildings with slab-on-grade floors, the floor shall be insulated if it is less than how many inches below grade?

A

12”

445
Q

Permanent certificate listing R values on Building components must be posted where?

A

on or in the electrical distribution panel

446
Q

Curtain walls in commercial buildings shall be tested at what pounds per square foot for air leakage?

A

1.57 psf

447
Q

Crawl space wall insulation shall extend vertically and/or horizontally how far after it reaches grade level?

A

24”

448
Q

According to IECC, what is the MAXIMUM skylight area permitted in a commercial building expressed as a % of building envelope?

A

3%

449
Q

What is the U-factor for an entrance door in a metal framed building with a thermal break in Climate Zone 3?

A

0.9

450
Q

An internally illuminated exit sign shall not exceed how many watts per side?

A

5 watts

TONY: NC Contractor Exam (13 decks)

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