<?xml version="1.0" encoding="UTF-8" standalone="no"?><?Xpress productLine="ncc-clause" ?><clause xmlns:xt="urn:xpressauthor:trackchanges" id="_3e498635-5ada-4f89-a0b1-331d4821e5fc" outputclass="ncc-clause"><meta><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 9c"/><facet building="Class 10b"/><facet building="Class 10c"/></meta><sptc>10.7.3</sptc><title id="_0f41e4cb-3f8a-43bd-9f69-b75435d85b08">Construction of sound insulated walls</title><archive-num>2019: 3.8.6.4</archive-num><subclause id="_da3260c8-6dc5-4e6f-bd12-cadd69f8a930" outputclass="subclause"><title id="_c671b860-6073-46e8-a016-1de330b056fd">SubClause</title><num>1</num><p>To achieve the appropriate level of sound insulation, walls must be constructed as follows:</p><ol outputclass="alpha"><li id="_9aa6b12a-f4d8-4293-9a9b-c85e5d50e1f0">Stud wall junction — junctions of sound insulated walls with any perimeter walls and roof cladding must be sealed in accordance with <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/813_0.9.0.xml#_2d3265ad-7796-40df-814c-a37d79f15cfa" id="_b5855de2-ef0c-4ab0-89f7-278c71496069" referencetype="Text" scope="local" synctargettext="false" type="image-reference">Figure 10.7.3a</xref>.</li><li id="_c662d589-2e67-41eb-80ae-69c83a114fb9">Masonry — units must be laid with all joints filled solid, except for articulation joints complying with <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1166_1.18.0.xml#_b4f52947-629b-4c1b-a356-af9920e339b0" id="_13ed6cc1-d8c9-4d72-a45a-49803fbffea3" referencetype="Text" scope="local" synctargettext="false" type="ncc-clause">5.6.8</xref>, including those between the masonry and any adjoining construction.</li><li id="_219f748c-5b96-496e-a0dc-3ee39dfb0fcc">Concrete panels — must have joints between panels and any adjoining construction filled solid.</li><li id="_72a336fd-a369-4af0-8e08-b6682803b7fb">Plasterboard sheeting —<ol><li>If two layers are <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1432_4.0.0.xml#_af6fde9f-147d-4782-8b85-42044e80fd42" id="_18d81526-5660-49c5-b4f1-848b2b3f246c" scope="local" type="abcb-glossentry">required</xref>, the second layer joints must not coincide with those of the first layer (see <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/814_0.11.0.xml#_c5063d0f-6a3a-45f3-9676-3ae4aabcf412" id="_ecdf65d5-0b59-4f2c-8abd-58efe96180ce" referencetype="Text" scope="local" synctargettext="false" type="image-reference">Figure 10.7.3b</xref>).</li><li>Joints between sheets including the outer layer or between sheets and any adjoining construction must be taped and filled solid.</li></ol></li><li id="_94b3449e-af8d-43bc-a8dc-4a29e16ad8eb">Steel framed construction — steel framing and perimeter members must be installed as follows:<ol><li>Steel framing members must be not less than 0.6 mm thick.</li><li>Studs must be not less than 63 mm in depth unless another depth is specified in <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/2002_1.5.0.xml#_8fa0e329-e721-44f1-a4de-0b6cc6d152f3" id="_78bc3138-3ce6-48c8-8ac1-44dc6ad637db" scope="local" type="clause">10.7.5</xref> to <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/2036_0.11.0.xml#_98d8a2f5-3c2d-4fa2-b226-bab2637fc1fb" id="_3b87bd4e-497f-4124-a9aa-8b35e13f649a" scope="local" type="clause">10.7.8</xref>.</li><li>All steel members at the perimeter of the wall must be securely fixed to the adjoining structure and the joints must be caulked so that there are no voids between the steel members and the wall.</li></ol></li><li id="_b3b2ed36-7f04-4f56-9cf6-9d0a8dfd6f46">Timber-framed construction — timber studs and perimeter members must be installed as follows:<ol><li>Noggings and like members must not bridge between studs supporting different wall leaves.</li><li>All timber members at the perimeter of the wall must be securely fixed to the adjoining structure and the joints must be caulked so there are no voids between the timber members and the wall.</li></ol></li></ol></subclause><image-reference conref="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/813_0.9.0.xml" id="_2d3265ad-7796-40df-814c-a37d79f15cfa"><num/><title id="_6ed35e58-5d05-4374-a2fa-b66a6561c79b"/></image-reference><image-reference conref="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/814_0.11.0.xml" id="_c5063d0f-6a3a-45f3-9676-3ae4aabcf412"><num/><title id="_e2848041-0cd2-4dde-b01a-41544efac86d"/></image-reference></clause>