Roof styles
description
Transcript of Roof styles
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Roof styles
Origins- Bischoff 2012
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Parts of a roof (gable roof shown)
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Rafter layout (gable roof shown) Common
rafters are used in most roof applications
Each roof style is going to have different rafter layouts
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Rafter layout Cutting individual rafters requires you know a
few different dimensions Rise and run (pitch)
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Gable Roof Most popular style Two roof surfaces that are the same size and
pitch Forms a triangle at the end of the building
Front Gable Side gable Cross gable
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Gable Roof
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Hip Roof Another very common style No vertical sides on roof sections Good for homes in high winds or hurricane
areas Less internal attic space
Hip roof Pyramid hip roof Cross hipped roof
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Hip Roof
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Mansard Roof Popularized by French architect Francois
Mansart in 1600’s Roof has two different slopes on each side Lots of extra attic space Popular in the USA in the 1800’s Victorian
style houses
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Gambrel Roof (Barn Roof) Similar to Mansard with two angles on each
side Symmetrical on front and back sides
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Saltbox Roof Similar to a Gable roof, but not symmetrical Originated as a way to add space but save on
materials
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Flat Roof Not actually flat, but a very low slope
(sometimes only ¼” on 12” pitch) to drain water away
More economical to build- uses less material Not recommended for areas that receive lots
of rain or snow
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Shed Roof Usually a single roof section that slopes the
entire length of the building Sometimes called a “lean-to” Often used as a home addition or for porches
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Dutch Gable Roof A mixture between a hip roof and a gable roof Adds architectural interest Can also add attic space
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Half Hip Roof Starts out as a gable roof, but the top of the
gable is clipped and made into a hip Sometimes called “Clipped Gable”, “Jerkin
Head” or “Dutch Hip” roof
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Turret Roof Necessitated from a round or octagonal
building structure
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Geodesic Dome A sphere or half sphere formed out of
triangles Popularized after R. Buckminster Fuller
developed the mathematics to understand the structure in 1954