<?xml version="1.0" encoding="UTF-8" standalone="no"?><?Xpress productLine="ncc-clause" ?><clause id="_bed7cf87-c97b-4a11-8a67-bfa8691effa7" outputclass="ncc-clause" variation="NT"><meta><facet building="Class 1a"/><facet building="Class 1b"/><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>S28C2</sptc><title id="_b12cfe90-563d-4ea6-81de-1bcb3435d5fe">Construction deemed-to-satisfy</title><archive-num>2019: NT Spec F5.2: 2</archive-num><subclause id="_39ae7fc9-a67a-4b93-91e6-2d0dfb62ddd3" outputclass="subclause"><title id="_620d189f-a0b2-4869-b4c4-e96e48363e7c">SubClause</title><num>1</num><p>The forms of construction listed in NT S28C3 are considered to have the R<sub id="_b7ed9e25-d546-4759-bdc4-ef923eae28d4">W</sub> stated in that clause if installed as follows:</p><ol outputclass="alpha"><li id="_e96d1501-2582-4f2e-9183-f19b2f6df9d9">Masonry: units must be laid with all joints filled solid, including those between the masonry and any adjoining construction.</li><li id="_f2b562f4-483e-416a-9d11-aa28d8d8d816">Concrete slabs: joints between concrete slabs and any adjoining construction must be filled solid.</li><li id="_07605f81-d3e1-4039-ae1d-ec4d1cbea838">Plasterboard—<ol><li id="_72a5437d-07e3-4744-b9c1-2d84f9709463">if one layer is <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1432_4.0.0.xml#_af6fde9f-147d-4782-8b85-42044e80fd42" id="_b63405ae-8669-4816-8cb8-150322bddc63" referencetype="Text" scope="local" synctargettext="false" type="abcb-glossentry">required</xref> under this Specification, it must be screw-fixed to the studs with joints staggered on opposite faces; and</li><li>if 2 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="_a032dd0f-4eac-4821-a549-4a3680a9e29e" referencetype="Text" scope="local" synctargettext="false" type="abcb-glossentry">required</xref>, the first layer must be fixed according to (i) and the second layer must be fixed to the first layer with nails, screws or adhesive so that the joints do not coincide with those of the first layer; and</li><li>joints between sheets or between sheets and any adjoining construction must be taped and filled solid; and</li><li>fire-protective grade plasterboard must be the special grade manufactured for use in <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1292_2.2.0.xml#_2d22acf1-980a-4a51-a1a7-758f41e54a83" id="_ecac502a-8768-4018-99af-a0c0641fa227" referencetype="Text" scope="local" synctargettext="false" type="abcb-glossentry">fire-resisting</xref> construction.</li></ol></li><li id="_e0077242-557a-434d-b21c-d7303a5ba5ec">Steel studs and perimeter members—<ol><li id="_28694f10-69ec-4dd2-81a7-84bd5e2263da">the section of steel must be not less than 0.6 mm thick; and</li><li>studs must be not less than 63 mm in depth unless another depth is listed in NT S28C3; and</li><li>studs must be fixed to steel top and bottom plates of sufficient depth to permit secure fixing of the plasterboard; and</li><li>all steel members at the perimeter of the wall must be securely fixed to the adjoining structure and be bedded in resilient compound or the joints must be caulked so that there are no voids between the steel members and the wall.</li></ol></li></ol></subclause></clause>