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Home Inspection > Roofing > Flashcards

Roofing Flashcards

1
Q

Clay and slate shingles can deteriorate because of these two things?

A

Frost damage and deterioration/failure of the fasteners.

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2
Q

Alligatoring of a roof covering is not this type of issue?

A

Cosmetic

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3
Q

What roof slope can most asphalt shingles be used on using standard application methods?

A

4:12 to 21:12,

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4
Q

T/F Debris buildup in the gutters should not be reported.

A

False

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5
Q

T/F Wide-selvage roofing and two-ply roll roofing are not the same thing.

A

False. They are.

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6
Q

Moss or mildew on shakes/shingles is evidence of what?

A

Poor maintenance

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7
Q

What are the layers of a built-up roof called?

A

Plys.

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8
Q

Clay roofing materials are commonly curved whereas clay siding material is typically?

A

Flat

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9
Q

The connection piece between a manufactured chimney flue and the roof is called?

A

A Thimble

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10
Q

A ridge with a step/bow in it may indicate what?

A

Structural problems.

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11
Q

What is the inspector required to check all downspouts for?

A

Blockage.

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12
Q

Gable vents require a ratio of how many square feet of vent to square feet of attic floor area?

A

1:150

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13
Q

If the roof tiles are asbestos-cement, they should be?

A

Noted

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14
Q

What is the required gap between a manufactured chimney and combustibles?

A

2-inches

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15
Q

How wide is standard roll roofing?

A

36-inches

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16
Q

What’s the minimum separation requirements for wood shakes?

A

3/8-inch to 5/8-inch.

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17
Q

All asphalt shingle roofing requires?

A

An underlayment

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18
Q

These are caused by poor venting, poor insulation and lack of air sealing?

A

Ice dams

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19
Q

Asphalt shingles that have small dimples or circular depressions may have been damaged by these?

A

Hailstones

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20
Q

Darker patches on a shake or shingle roof usually indicates what?

A

Rot or over saturation

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21
Q

A Tar and Gravel roof is also known as by this name?

A

A built-up roof

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22
Q

When inspecting guttering, does the presence of leaf guards need to be reported on?

A

No

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23
Q

The flashing installed on the lowest face of a chimney is called?

A

Apron flashing

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24
Q

What does a chimney cap protect?

A

The structure

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25
Q

What does the rain cap protects?

A

The inside of the flue.

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26
Q

It is important to press on clay or slate shingles with your hand to check for?

A

Movement

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27
Q

Are clay and concrete tiles hard to tell apart?

A

Yes

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28
Q

What should the slope on gutters be?

A

1/16-inch per foot or 1/4-inch per 5 to 10 feet.

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29
Q

Which roof valley cannot be seen?

A

Closed

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30
Q

How much taller should a chimney stack be to any roof ridge with in 10?

A

2-feet taller

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31
Q

Wood Shakes require this between courses?

A

Inter-layment

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32
Q

Do tree limbs overhanging a home’s roof need to be reported by the inspector?

A

Yes

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33
Q

Should an aluminum vent be used with a steel roof?

A

No

34
Q

Not all chimneys are required to have this?

A

A spark arrestor.

35
Q

Metal tile roofs are required to have an under-layment

A

True

36
Q

When were asbestos-cement one of the most common types of roof shingles?

A

Between the 1930 and 1960s,

37
Q

Are concrete and clay tiles installed the same way?

A

Yes

38
Q

Which soffit is attached directly to the underside of the rafter tails?

A

An enclosed soffit

39
Q

Saddle-back or swayback is caused by what?

A

A deflection of the ridge beam

40
Q

Should there be exposed nails on metal tile roofs?

A

No

41
Q

What is required on all manufactured chimneys?

A

A rain cap or deflector

42
Q

A flat roof will usually have this type of venting system installed.

A

A passive

43
Q

What is the usual cause of blisters in built-up roofing?

A

Water or air expanding beneath the covering.

44
Q

Which flashing overlaps or covers step flashing?

A

Counter flashing

45
Q

Most jurisdictions allow a maximum of how many roofing layers?

A

Two

46
Q

A Kickout flashing should be installed where the bottom of a roof meets what?

A

A wall.

47
Q

What distance should separate the siding from a roof surface?

A

1 to 2 inches

48
Q

You can tell the lowest quality of slate tile by the what?

A

Rib-boning in it

49
Q

A standard step-flashing cannot be used against a wall on many tile roofs, so what should be used?

A

Pan flashing

50
Q

De-lamination of the roof sheathing may cause this?

A

Depression between rafters.

51
Q

What is the minimum height of a traditional masonry chimney?

A

3 feet

52
Q

What is the minimum width of valley flashing made of metal?

A

24 inches

53
Q

What’s the average service life of standard 3-tab asphalt shingles?

A

20 years

54
Q

Are home inspectors required to measure the amount of gutter slope?

A

No

55
Q

Efflorescence on the surface of a clay shingle may indicate that it has excessive porosity, which is caused during manufacture by being what?

A

Under-firing

56
Q

What fasteners are recommended with tile roofs?

A

Copper or stainless steel

57
Q

How should roofs made of sheet copper be jointed?

A

With standing seams or solder

58
Q

Counter flashing prevents water from entering which flashing.?

A

Step

59
Q

Are the requirements regarding minimum distances to adjoining structures the same for manufactured and traditional chimneys.

A

Yes

60
Q

Most metal roof tiles are made of this?

A

Steel.

61
Q

Rusty steel gutters need to be?

A

Reported

62
Q

Metal roof covering with its “ribs” down is called?

A

A standing seam.

63
Q

Decorative molding applied to the fascia is called?

A

Acornice

64
Q

Solid tile roofs should be installed over what type of sheathing?

A

Solid sheathing

65
Q

The enclosure at the eave edge of a traditional barrel-style roof is called?

A

A bird stop

66
Q

what’s the ratio of square vent to square floor area for ridge and soffit vents.

A

1 to 300

67
Q

A gap between a wall and the soffit may indicate what?

A

Rafter sag or spread.

68
Q

A square inch of downspout is capable of discharging drainage for how many square feet of roof surface?

A

100-feet

69
Q

Downspouts should terminate how far from the foundation?

A

5 - foot minimum

70
Q

Internal drainage systems on flat roofs require one or two of these for them to work?

A

Low points

71
Q

Ceiling joist also act as what?

A

Rafter ties

72
Q

Collar ties are located where in the roof framing?

A

the upper third.

73
Q

Purlins should not rest on ceiling joust are what?

A

Defective

74
Q

If purlins do not rest on a bearing wall, what should they rest on?

A

A strong Back

75
Q

If you see trusses fastened together with plywood gussets instead of rings or gan-gnails, what should you do?

A

Recommend evaluation by a structural engineer.

76
Q

Water still on the roof after this time period is an indication that there is a ponding problem?

A

48 hours.

77
Q

A cant strip prevents the roof membrane from cracking at a change in this?

A

Direction

78
Q

Which roofing material with the shortest life expectancy?

A

Roll roofing

79
Q

Ice dams typically form on roofs with a low slopes and this?

A

Wide overhangs

80
Q

A four-year-old asphalt shingle roof that appears well-insulated, with an attic that is properly ventilated, but having roughly 25% of the shingles showing irregular cracks in the surface should be reported as possibly having a shortened life expectancy due to this?

A

Manufacturing defects

81
Q

There may be leakage at a chimney protruding through roll roofing valley flashing because the chimney will do what?

A

Obstruct proper drainage.

Home Inspection (13 decks)

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