<?xml version="1.0" encoding="UTF-8" standalone="no"?><table-reference xmlns:xt="urn:xpressauthor:trackchanges" graph="None" id="_19ba2059-317d-4c69-88cd-746b98037e83"><num>S1C2i</num><title id="_01a7c14f-3806-478a-acc9-d5c1b07deec5">FRLs deemed to be achieved by hot-rolled steel columns (including a fabricated column) exposed on no more than 4 sides and with column spaces filled</title><table id="_1ee53bbc-992c-4898-b399-d2f0e5d1a8ac" keycol="1"><tgroup cols="6"><colspec colname="001" colnum="1" colwidth="216.00*"/><colspec colname="002" colnum="2" colwidth="43.20*"/><colspec colname="006" colnum="3" colwidth="43.20*"/><colspec colname="005" colnum="4" colwidth="43.20*"/><colspec colname="004" colnum="5" colwidth="43.20*"/><colspec colname="003" colnum="6" colwidth="43.20*"/><thead><row><entry morerows="1">Fire protection</entry><entry nameend="003" namest="002">Minimum thickness (mm) of principal material for FRLs</entry></row><row><entry>60/–/–</entry><entry>90/–/–</entry><entry>120/–/–</entry><entry>180/–/–</entry><entry>240/–/–</entry></row></thead><tbody><row><entry>Solid calcium-silicate masonry</entry><entry>50</entry><entry>50</entry><entry>50</entry><entry>65</entry><entry>75</entry></row><row><entry>Solid clay masonry</entry><entry>50</entry><entry>50</entry><entry>50</entry><entry>75</entry><entry>100</entry></row><row><entry>Solid concrete masonry</entry><entry>50</entry><entry>50</entry><entry>50</entry><entry>75</entry><entry>100</entry></row><row><entry>Solid gypsum blocks</entry><entry>50</entry><entry>50</entry><entry>50</entry><entry>65</entry><entry>75</entry></row><row><entry>Hollow terracotta blocks — plastered 13 mm</entry><entry>50</entry><entry>50</entry><entry>50</entry><entry>75</entry><entry>100</entry></row></tbody></tgroup></table><desc-note id="_1a3f0af6-9100-4437-b11a-8c75c60f83b8"><p>For the purposes of this table, each element must meet the requirements of <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1068_0.7.0.xml#_8c634e59-ec17-4526-a79b-a7641f283bf7" id="_8181401c-9014-4b7e-8214-ff3d350131eb" scope="local" type="specification">Specification 2</xref>.</p></desc-note></table-reference>