<?xml version="1.0" encoding="UTF-8" standalone="no"?><?Xpress productLine="ncc-clause"?><clause id="_d5d10039-58e4-4d11-9441-6f874dad6957" outputclass="ncc-clause" variation="TAS"><meta><facet building="Class 1a"/><facet building="Class 1b"/><facet building="Class 10a"/><facet building="Class 10b"/><facet building="Class 10c"/></meta><sptc>I13D7</sptc><title id="_0cc077b2-f97e-48ab-9f2e-5c90fd0d05b3">Bulk stores for polyols and isocyanates</title><archive-num>2019: TAS H115.7</archive-num><subclause id="_83ffa73f-8db3-400f-a4be-f4a0dadca181" outputclass="subclause"><title id="_b99237dc-49a4-430c-9a3e-f6b9176e6b06">SubClause</title><num>1</num><p>A bulk store for polyols must be constructed from <xref xmlns:inv="urn:xpressauthor:xpressdocument" format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1377_5.3.0.xml#_be8a1d10-4119-4eb0-a014-07a806b104ff" id="_625bdaac-939c-47de-aa1f-ccc5378babd7" inv:access="external" referencetype="Text" scope="local" synctargettext="false" type="abcb-glossentry">non-combustible</xref> materials and have a smooth impervious concrete floor and it must protect the polyols from direct exposure to the sun’s radiation.</p></subclause><subclause id="_ad84e0a6-20ce-49ed-86d7-8cd7439ba363" outputclass="subclause"><title id="_221677df-27e2-469b-901f-c482f012a2f4">SubClause</title><num>2</num><p>A bulk store for isocyanates must—</p><ol outputclass="alpha"><li id="_3a9ff2e1-ae99-48b8-a061-a276efad68df">be constructed from <xref xmlns:inv="urn:xpressauthor:xpressdocument" format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1377_5.3.0.xml#_be8a1d10-4119-4eb0-a014-07a806b104ff" id="_e12d2a1c-a290-4f17-97fd-883c2f219a6e" inv:access="external" referencetype="Text" scope="local" synctargettext="false" type="abcb-glossentry">non-combustible</xref> materials, have a smooth impervious concrete floor, and must protect the isocyanate containers from direct exposure to the sun; and</li><li id="_de65e354-6126-4a46-987b-9147f8972978">if it is used for the storage of either TDI or HDI and is not an open sided building, be fitted with mechanical ventilation so that the TLV is not exceeded at any time provided that the ventilation must provide not less than 6 air changes per hour.</li></ol></subclause><subclause id="_884311db-ee47-47c7-9615-3998ab908bae" outputclass="subclause"><title id="_ea3aa691-29ff-40e6-afb2-4db27fc6cc7a">SubClause</title><num>3</num><p>The area around both a polyol bulk store and an isocyanate bulk store must be bunded, the bund or bunds must ensure separation of the polyol and isocyanate areas and each bund must have a capacity of 10% more than the storage capacity of the largest tank it protects.</p></subclause></clause>