After a period of time the roof on existing buildings will need to be replaced. in most situations, this work will need building regulations approval.. The institute thus urges all responsible along the timber roof truss value chain to play their part and act in accordance with both the national building regulations sans 10400 and building standards act 103 of 1977.. Detail drawings and specifications for submission to building regulations. details for pitched roofs and flat roofs, verge detail, eaves detail, mansard roof, valley detail etc a selection of roof detail drawings including flat roof details, pitched roof details, mansard roof detail, parapet, verge, ridge and eaves details trusses. �2.
The truss manufacturer, including the: �height and location of building with reference to unusual wind conditions � profile of the trussed rafter, including camber, if required � span of the trussed rafter � pitch or pitches of the roof. The bottom chord of the truss will need to be the same length as the floor of the shed, plus 0.25 inches to ensure a proper fit. the exact height of the truss will depend on the height of the roof. if you're adding a truss to a flat roof, you'll have some control over what slope you want.. Individual trusses or in some instances the whole roof. bracing responsibility the building designer and not the trussed rafter supplier is responsible for designing and detailing all elements of roof bracing required in the roof including any bracing required by the truss designer in order to provide lateral restraint to truss members..
