interNACHI How to Perform
Roof Inspections | Questions
and Correct Answers | Latest
Update 2024/2025 | 100%
PASS
Define Slope - Answer -incline of the roof as a ratio of vertical rise to
horizontal run . . . . where the run is some portion of the span.
Always expressed as inches per foot.
(1 in 12, 1:12 is the ratio)
A triangle above the roofline in an architechtural plan provides
information on the ______ ______. - Answer -roof's slope
Define Pitch - Answer -incline of the roof as a fraction
, derived by dividing the rise by the span, where the roof span is the
distance between the outside of one wall's top plate to another.
Define Pitch Fraction - Answer -The pitch fraction (different from slope)
represents a certain amount of vertical rise over the entire span. A roof
that rises 8 feet over a 24-foot span was said to have a "1 to 3" pitch. If
the rise is 4 feet over a 24-foot span, then the roof pitch was said to be
"1 to 6."
Gable roofs have two slopes and the ridge extends the length of the
home.
The lower, level edges of the roof are called the ______, and the sloped
edges are called the ________ or ______. (We use both terms.) -
Answer -eaves, gables/rakes
The basic ______ roof has a level ridge, but the ridge doesn't extend all
the way to the exterior walls. Instead, hip rafters slope diagonally down
to each corner. - Answer -hip
_____ _____ roofs have no real ridge. The hip rafters all meet to form a
point at the peak of the roof. - Answer -Full hip
______ ______ are short, steep roofs installed around the perimeter of
what's usually (but not always) a flat-roofed building. - Answer -
Mansard roofs
______ roofs have one slope. - Answer -Shed
Roof Inspections | Questions
and Correct Answers | Latest
Update 2024/2025 | 100%
PASS
Define Slope - Answer -incline of the roof as a ratio of vertical rise to
horizontal run . . . . where the run is some portion of the span.
Always expressed as inches per foot.
(1 in 12, 1:12 is the ratio)
A triangle above the roofline in an architechtural plan provides
information on the ______ ______. - Answer -roof's slope
Define Pitch - Answer -incline of the roof as a fraction
, derived by dividing the rise by the span, where the roof span is the
distance between the outside of one wall's top plate to another.
Define Pitch Fraction - Answer -The pitch fraction (different from slope)
represents a certain amount of vertical rise over the entire span. A roof
that rises 8 feet over a 24-foot span was said to have a "1 to 3" pitch. If
the rise is 4 feet over a 24-foot span, then the roof pitch was said to be
"1 to 6."
Gable roofs have two slopes and the ridge extends the length of the
home.
The lower, level edges of the roof are called the ______, and the sloped
edges are called the ________ or ______. (We use both terms.) -
Answer -eaves, gables/rakes
The basic ______ roof has a level ridge, but the ridge doesn't extend all
the way to the exterior walls. Instead, hip rafters slope diagonally down
to each corner. - Answer -hip
_____ _____ roofs have no real ridge. The hip rafters all meet to form a
point at the peak of the roof. - Answer -Full hip
______ ______ are short, steep roofs installed around the perimeter of
what's usually (but not always) a flat-roofed building. - Answer -
Mansard roofs
______ roofs have one slope. - Answer -Shed
