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WorksheetsRoof Applications Level 2 5th edition
Total questions: 20
Worksheet time: 10mins
Before beginning a roofing project, potential safety problems should be identified by completing a _____.
job hazard analysis
OSHA checklist
Bundles of shingles and other roofing materials should be placed _____.
directly over rafters or trusses
near the ridge of the roof
OSHA requires that a fall protection plan be prepared for any project where workers will be above the
ground surface at a height of more than _____.
6'
9'
When selecting a point to tie off your own body harness, you should always choose an anchorage point that
is _____.
at least 20' above where you will be working
capable of supporting at least 5,000 pounds
A yellow tag on a scaffold means that it _____.
may be used only in dry weather
does not meet all safety standards
A portable brake is used _____.
as part of a fall protection system
to bend flashing materials
When using a shingle hatchet, the sliding gauge is used to measure the _____.
amount of exposed surface for each shingle
gap between the nails and the top of the shingle
Before using a power tool, make sure that it is being connected to a _____.
ground fault circuit interrupter
ground fault circuit inverter
Asphalt roofing cement is usually available in _____.
1-quart cans
1-gallon and 5-gallon pails
he distance between the exposed edges of overlapping shingles is called the _____.
exposure
head lap
Copper granules are bonded to the surface of some architectural shingles to provide _____.
fungus and algae resistance
corrosion resistance
To provide color, fire resistance, and ultraviolet protection, composition shingles are coated with _____.
mineral granules
thermoplastic resin
The minimum slope on which composition shingles may be used if a double-lap underlayment is applied is
_____.
4 in 12
2 in 12
The most serious problem with ice edging is _____.
moisture accumulation
falling ice
The correct order of application for a roof installation at an eave is _____.
drip edge flashing, underlayment, starter strip, and finish roof material
starter strip, drip edge flashing, underlayment, and finish roof material
For a long-run gable roof, it is recommended that you start in the center rather than at one end or the other
because _____.
there is less chance of misalignment in both directions
this provides a slight slope from the center to help drain excess water from the roof
Ridge vents on a hip joint should end _____ above the eaves.
20"
24"
The quantities of flashing and starter strips needed for a roofing project are calculated in _____.
linear feet and inches
square feet and inches
After calculating the square footage of the building's roof and adding an allowance for hips, valleys, and
waste, the result is converted to the amount of material needed, expressed in _____.
pallets
squares
The normal amount that is added to a roof estimate for hips, valleys, and waste is _____.
12.5 percent
10 percent
