<?xml version="1.0" encoding="UTF-8" standalone="no"?><?Xpress productLine="ncc-clause" ?><clause id="_b1b8da28-ae7f-4d0b-8201-31cb6e8d10e2" 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>S5C17</sptc><title id="_4f4d9d1d-1a46-4ffc-b372-ce491933c0c7">Type A fire-resisting construction — internal columns and walls: Concession</title><archive-num>2019: Spec C1.1:3.7</archive-num><subclause id="_64a84c00-bcf6-4d54-b9ee-51b9863967d2" outputclass="subclause"><title id="_5959b84b-982c-4ead-bd84-642d8edaf82e">SubClause</title><num>1</num><p>For a building with an <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1252_2.0.0.xml#_cd986c21-bc64-43a9-954d-86e35d335b74" id="_2149f9d5-324f-4a94-8707-e3fd4655e2c0" scope="local" type="abcb-glossentry">effective height</xref> of not more than 25 m and having a roof without an FRL in accordance with <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/304_16.5.0.xml#_5b374798-fb44-4a0a-b2cb-a4cdc74e382c" id="_acbf77f3-5115-4474-9a04-a35515911032" scope="local" type="clause">S5C15</xref>, in the <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1483_25.0.0.xml#_53ff3ea1-55e7-4f2a-b2b3-ca445ff64c15" id="_1f06d267-7d05-405a-94e2-dad3a38a970e" scope="local" type="abcb-glossentry">storey</xref> immediately below that roof, internal columns other than those referred to in <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/293_16.27.0.xml#_94df592e-cb86-4538-8b9a-aae9056c0a03" id="_064cf339-de37-4c12-a3cd-a6f4d26791e0" scope="local" type="subclause">S5C11(1)(d)</xref> and <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1352_4.2.0.xml#_dcefb5ef-fe53-4a58-8f5d-62e87b269706" id="_c770d76a-b78b-43b6-b0d7-d9d59ee6d566" scope="local" type="abcb-glossentry">internal walls</xref> other than <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1301_2.0.0.xml#_0f26abc7-ed98-4bc1-8a36-f3605f035ed5" id="_1b06c4c9-bb7c-4bef-8ace-59588f62edb1" scope="local" type="abcb-glossentry">fire walls</xref> and <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1459_26.0.0.xml#_99391afe-5794-47e4-94ab-7e9e7a83740a" id="_be56004a-d1ca-4799-ba0d-e08416dd699f" scope="local" type="abcb-glossentry">shaft</xref> walls may have—</p><ol outputclass="alpha"><li id="_17127b1d-d7d8-481a-af0b-9bc0ace58785">in a Class 2 or 3 building: FRL 60/60/60; or</li><li id="_20888172-26aa-40de-a98e-f4698d23d2f1">in a Class 5, 6, 7, 8 or 9 building—<ol><li>with <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1439_5.1.0.xml#_7023b962-6482-412b-8416-ab1d9016072b" id="_0de336da-d8d5-4bb4-9cbc-e27027882d8b" scope="local" type="abcb-glossentry">rise in storeys</xref> exceeding 3: FRL 60/60/60; or</li><li>with <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1439_5.1.0.xml#_7023b962-6482-412b-8416-ab1d9016072b" id="_0128f968-70d5-4c6f-b4a7-18c1c2d4bc52" scope="local" type="abcb-glossentry">rise in storeys</xref> not exceeding 3: no FRL.</li></ol></li></ol></subclause></clause>