FROM PDF
http://www.unitcare.com.au/pdfs/roof_structures_explained.pdf
Talks about:
The types of roof structure
Traditional roofs can be divided into three main types of structure:
• Single roofs.
• Double roofs.
• Trussed roofs.
Modern construction methods as it makes use of another type of roof structure and this is known
as trussed rafter roofs
BY DEBORAH MWEMA
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