<?xml version="1.0" encoding="UTF-8" standalone="no"?><?Xpress productLine="ncc-clause" ?><clause id="_64b12b09-cd76-4724-b34c-2a92f2394f3a" outputclass="ncc-clause"><meta><facet building="Class 1a"/><facet building="Class 1b"/><facet building="Class 10a"/><facet building="Class 10b"/><facet building="Class 10c"/></meta><sptc>D3D12</sptc><title id="_780687a4-4344-454c-9632-fdaad43656c6">Fire-isolated passageways</title><archive-num>2019: D2.11</archive-num><subclause id="_a80f3798-25c1-4e13-9299-7379e6936439" outputclass="subclause"><title id="_2edfb0ea-a708-4970-a489-ce9de681127e">SubClause</title><num>1</num><p>The enclosing construction of a <xref xmlns:inv="urn:xpressauthor:xpressdocument" format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1283_2.0.0.xml#_2f0af1de-a7c1-44b9-a8b5-1faaedfdb023" id="_bb8203d9-8ab3-47c2-a9a8-fa1df7c52c95" inv:access="external" scope="local" type="abcb-glossentry">fire-isolated passageway</xref> must have an FRL when tested for a fire outside the passageway in another part of the building of—</p><ol outputclass="alpha"><li id="_88d03ae4-4af2-45e7-9da7-2e71f0b2ee54">if the passageway discharges from a <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1285_2.1.0.xml#_c71e675e-d6e1-4612-8e59-381a56e224a8" id="_36cd0829-9135-42ee-a1ad-adc36195c1a3" scope="local" type="abcb-glossentry">fire-isolated stairway</xref> or ramp — not less than that <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1432_4.0.0.xml#_af6fde9f-147d-4782-8b85-42044e80fd42" id="_5c5515d1-53e4-4747-a751-45adf4abc2f5" scope="local" type="abcb-glossentry">required</xref> for the stairway or ramp <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1459_26.0.0.xml#_99391afe-5794-47e4-94ab-7e9e7a83740a" id="_4c9c5d65-c318-4312-9238-70d2480052e7" scope="local" type="abcb-glossentry">shaft</xref>; or</li><li id="_5542ae64-6913-46fe-bb5a-3fb23419a618">in any other case — not less than 60/60/60.</li></ol></subclause><subclause id="_8f4520cc-3b80-4a9f-8910-60571cf57b02" outputclass="subclause"><title id="_05e86e68-b35e-4297-8db4-b57066b5e465">SubClause</title><num>2</num><p>Notwithstanding (1)(b), the top construction of a <xref xmlns:inv="urn:xpressauthor:xpressdocument" format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1283_2.0.0.xml#_2f0af1de-a7c1-44b9-a8b5-1faaedfdb023" id="_84bb998e-77b8-4b72-b9dc-882b38710ff6" inv:access="external" scope="local" type="abcb-glossentry">fire-isolated passageway</xref> need not have an FRL if the walls of the <xref xmlns:inv="urn:xpressauthor:xpressdocument" format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1283_2.0.0.xml#_2f0af1de-a7c1-44b9-a8b5-1faaedfdb023" id="_fa4301ae-e752-45e7-b815-27cbbec10bc5" inv:access="external" scope="local" type="abcb-glossentry">fire-isolated passageway</xref> extend to the underside of—</p><ol outputclass="alpha"><li id="_0c62d8e1-e890-4700-a089-1896dade784a">a <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="_8b2300c8-b5df-4b9c-ba9c-105756661293" inv:access="external" scope="local" type="abcb-glossentry">non-combustible</xref> roof covering; or</li><li id="_71260ce3-0ed1-4211-be73-13d09695221a">a ceiling having a <xref xmlns:inv="urn:xpressauthor:xpressdocument" format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1438_5.3.0.xml#_617607ac-6215-49ef-8171-c069d7620b95" id="_32e37420-063c-41be-84e5-d3beb0ee9d91" inv:access="external" scope="local" type="abcb-glossentry">resistance to the incipient spread of fire</xref> of not less than 60 minutes separating the roof space or ceiling space in all areas surrounding the passageway within the <xref xmlns:inv="urn:xpressauthor:xpressdocument" format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1277_2.0.0.xml#_524b0326-5823-4ddc-9eb3-adab587568e8" id="_23f6ff86-3e75-4b2a-b15b-9a634bfe9abd" inv:access="external" scope="local" type="abcb-glossentry">fire compartment</xref>.</li></ol></subclause></clause>