Transcription of Roof Structures - UnitCare
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roof STRUCTURESR oofsSECTION1 MODULE 3 SHEET 5 SECTIONSECTION11 MODULESHEETSECTION12 roof StructuresTypes of roof structureTraditional roofs can be divided into three main types of structure : Single roofs. Double roofs. Trussed construction methods make use of another type of roof structure and this is known as trussed rafter roofs (see trussed rafter roofs).Trussed roofSingle roofDouble roofTrussed rafter roofROOF STRUCTURESR oofsSECTION12 MODULE 3 SHEET 6 Single roofsRafters of single roofs do not require any intermediate support. This type of roof has a number of limitations.
ROOF STRUCTURES Roofs SECTION1 MODULE 3 SHEET 7 12SECTION Collar roof A collar roof incorporates a horizontal roof member positioned approximately one third
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