<?xml version="1.0" encoding="UTF-8" standalone="no"?><?Xpress productLine="ncc-clause" ?><clause xmlns:xt="urn:xpressauthor:trackchanges" id="_30b6a54f-9cd4-4500-bce4-49b2977c9a5a" outputclass="ncc-clause"><meta><facet building="Class 1a"/><facet building="Class 1b"/><facet building="Class 2"/><facet building="Class 3"/><facet building="Class 4"/><facet building="Class 5"/><facet building="Class 6"/><facet building="Class 7a"/><facet building="Class 7b"/><facet building="Class 8"/><facet building="Class 9a"/><facet building="Class 9b"/><facet building="Class 10a"/><facet building="Class 10b"/><facet building="Class 10c"/></meta><sptc>F7V3</sptc><title id="_d61600ef-a783-4317-9862-8fed2a4a04e0">Sound transmission through floors [F7P3]</title><archive-num>2019: FV5.3</archive-num><subclause id="_334e99e3-a8a7-4fc2-a5e1-3dbaedbd71eb" outputclass="subclause"><title id="_1f6277fc-8215-4180-a30b-f86b57d8d55a">SubClause</title><num>1</num><p>Compliance with <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/2864_2.12.0.xml#_e9979ac5-e81b-4f33-af1b-8b5cb8c6afae" id="_cd99d56b-86e4-475d-9eba-23b5c9f00c56" scope="local" type="clause">F7P3</xref> to avoid the transmission of airborne and impact generated sound through floors is verified when it is measured in-situ that the separating floor has—</p><ol outputclass="alpha"><li id="_d90f0c88-a245-4ebe-9081-796495959b46">airborne: a weighted standardised level difference (D<sub id="_d3d4adec-0beb-4038-80ba-38533cc71e05">nT,</sub><sub id="_d5bebb47-33fd-4161-a698-3fc425f1757a">w</sub>) not less than 40 when determined under AS<xt:delText xt:action="start" xt:author="Jerome Samuel" xt:dateTime="2024-09-09T11:47:00" xt:id="425fcee7-1bc1-4414-bc5c-4a645369cef1"/>/NZS<xt:delText xt:action="end" xt:id="425fcee7-1bc1-4414-bc5c-4a645369cef1"/> ISO 717.1; and</li><li id="_7d7f1792-9bfe-4e89-bcb6-3b694a614b53">impact: a weighted standardised impact sound pressure level (L<sub id="_206325fb-c65b-4777-9616-6c7454bc9b97">nT,</sub><sub id="_5ab6c9b4-7ed1-45ae-9f12-d1d72efd140f">w</sub>) not more than 62 when determined under AS ISO 717.2.</li></ol></subclause></clause>