Transcription of Pryda’s Specifi cation Guide for Floor and Rafter Truss …
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S Specifi cation Guide for Floor and Rafter Truss SystemsApril Floor Truss SystemIntroduction ..6 pryda Longreach Trusses ..6 pryda Span Trusses ..6 Frequently Asked Questions and Answers ..7 Product Benefi tsNet Installed Cost Benefi t ..8 Design Benefi ts ..9 Construction Benefi ts ..10 Design ConsiderationsGeneral Information ..11 Permanent Actions (Dead Loads) ..11 Imposed Actions (Live Loads) ..11 Computing Wall and Roof Loads on Floor Trusses ..12 Guidance on Other Loads ..12 Factors Affecting Floor PerformanceTruss Orientation ..13 Flooring Material ..13 Strong-Backs ..13 Bearing ..13 Supporting Beams ..13No Ceiling Underneath Trusses ..13 Serviceability ..14 Fire and Sound Resistance ..14 DurabilitySub- Floor Ventilation ..14 Corrosion Protection.
Pryda Span is manufactured using light gauge metal webs and are lighter than Longreach, but this is considered during the design process. The metal web system can be very cost-effective, especially if the truss chords have reserve capacity, as is often the case. The nail plates and Pryda Span metal webs are made to
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