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Canadian Building Digest

CBD-228

Sliding snow on sloping roofs [PDF Full Text]

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Abstract: This digest discusses the mechanisms and forces involved when snow slides down smooth metal or glass roofs and shows how to compute the forces that sliding snow imposes on chimneys, parapets and snow fences. It also discusses the dangers associated with sliding snow, icicles, ice dams and ice build-up on sidewalks.
Subject: Snow and Ice loads; roofing; roofing; snow; sliding; roofs; slope; snow loads
: Sliding snow on sloping roofs
Canadian Building Digest; no. CBD-228, ISSN: 0008-3097, Publication date: 

CBD-229

Thermographic identification of building enclosure defects and deficiencies [PDF Full Text]

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Abstract: Infrared thermography is a technology that allows infrared or heat radiation to be transformed into a visible image. It is used in building maintenance to locate and identify areas of heat-loss and to assess the integrity of masonry cladding materials. This digest provides an introduction to infrared theory and its application to building analysis.
Subject: Building envelope; infrared radiation; heat losses; external envelopes; study of building defects
: Thermographic identification of building enclosure defects and deficiencies
Canadian Building Digest; no. CBD-229, ISSN: 0008-3097, Publication date: