residential rooftop structural system actual load-bearing capacity

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Sandia Research on Rooftop Structural Strength Gains Attention
News Article, July 29, 2015 • A roof structure is made stronger by the system elements working together—much stronger than its main load-bearing element, the rafter, is alone. Current engineering analysis methods do not take this composite action into account when evaluating rooftop strength. Two Sandia research reports, “Structural Code Considerations of Solar Rooftop Installations” and...

Sandia Rooftop PV Structural Report Webinar
News Article, September 18, 2015 • Results from the Sandia research reports, “Structural Code Considerations of Solar Rooftop Installations” and “Empirically Derived Strength of Residential Roof Structure for Solar Installations,” will be featured in an upcoming webinar hosted by the Solar Instructor Training Network (SITN). Sandia PI Stephen Dwyer (in Sandia’s Geotechnology & Engineering Dept.) will...