<?xml version="1.0" encoding="UTF-8" standalone="no"?><table-reference author="Kieran O'Donnell" dateTime="2021-03-01T11:07:58" graph="None" id="_d7467740-fb1a-4a2e-9825-4368fb6da892" type="insert"><num>6.3.6c</num><title id="_c1f89097-a528-44be-b617-da1667da805d">Required column section — columns supporting tiled floor and tiled roof load — roof load area = 18 m<sup id="_4b9bf8b2-1015-43a6-9d1b-3ef49abd1289">2</sup></title><table id="_a0be65fe-36b2-484d-8cd2-ffbde95d1fda" keycol="1"><tgroup cols="5"><colspec colname="001" colnum="1" colwidth="86.40*"/><colspec colname="002" colnum="2" colwidth="86.40*"/><colspec colname="003" colnum="3" colwidth="86.40*"/><colspec colname="004" colnum="4" colwidth="86.40*"/><colspec colname="005" colnum="5" colwidth="86.40*"/><thead><row><entry morerows="1">Column section</entry><entry morerows="1">Effective height (mm)</entry><entry nameend="005" namest="003">Floor load area (m<sup id="_0dce853e-1143-449c-af79-9d6918aa1a15">2</sup>)</entry></row><row><entry>4</entry><entry>10</entry><entry>16</entry></row></thead><tbody><row><entry>CHS 250</entry><entry>2400</entry><entry>88.9 x 5 CHS</entry><entry>114.3 x 5.4 CHS</entry><entry>139.7 x 5 CHS</entry></row><row><entry>CHS 250</entry><entry>2700</entry><entry>88.9 x 5 CHS</entry><entry>114.3 x 5.4 CHS</entry><entry>139.7 x 5 CHS</entry></row><row><entry>CHS 250</entry><entry>3000</entry><entry>88.9 x 5 CHS</entry><entry>114.3 x 5.4 CHS</entry><entry>139.7 x 5 CHS</entry></row><row><entry>CHS 250</entry><entry>3300</entry><entry>88.9 x 5.9 CHS</entry><entry>114.3 x 5.4 CHS</entry><entry>139.7 x 5 CHS</entry></row><row><entry>CHS 250</entry><entry>3600</entry><entry>88.9 x 5.9 CHS</entry><entry>114.3 x 5.4 CHS</entry><entry>139.7 x 5 CHS</entry></row><row><entry>CHS 350</entry><entry>2400</entry><entry>101.6 x 2.6 CHS</entry><entry>114.3 x 3.6 CHS</entry><entry>139.7 x 3.5 CHS</entry></row><row><entry>CHS 350</entry><entry>2700</entry><entry>101.6 x 2.6 CHS</entry><entry>114.3 x 3.6 CHS</entry><entry>139.7 x 3.5 CHS</entry></row><row><entry>CHS 350</entry><entry>3000</entry><entry>101.6 x 3.2 CHS</entry><entry>114.3 x 3.6 CHS</entry><entry>139.7 x 3.5 CHS</entry></row><row><entry>CHS 350</entry><entry>3300</entry><entry>101.6 x 3.2 CHS</entry><entry>114.3 x 3.6 CHS</entry><entry>139.7 x 3.5 CHS</entry></row><row><entry>CHS 350</entry><entry>3600</entry><entry>101.6 x 3.2 CHS</entry><entry>114.3 x 3.6 CHS</entry><entry>139.7 x 3.5 CHS</entry></row><row><entry>SHS 350</entry><entry>2400</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 4 SHS</entry><entry>100 x 100 x 4 SHS</entry></row><row><entry>SHS 350</entry><entry>2700</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 4 SHS</entry><entry>100 x 100 x 4 SHS</entry></row><row><entry>SHS 350</entry><entry>3000</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 4 SHS</entry><entry>100 x 100 x 5 SHS</entry></row><row><entry>SHS 350</entry><entry>3300</entry><entry>100 x 100 x 3 SHS</entry><entry>100 x 100 x 4 SHS</entry><entry>100 x 100 x 5 SHS</entry></row><row><entry>SHS 350</entry><entry>3600</entry><entry>100 x 100 x 3 SHS</entry><entry>100 x 100 x 4 SHS</entry><entry>100 x 100 x 5 SHS</entry></row><row><entry>SHS 450</entry><entry>2400</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 3 SHS</entry><entry>100 x 100 x 4 SHS</entry></row><row><entry>SHS 450</entry><entry>2700</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 3 SHS</entry><entry>100 x 100 x 4 SHS</entry></row><row><entry>SHS 450</entry><entry>3000</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 3 SHS</entry><entry>100 x 100 x 4 SHS</entry></row><row><entry>SHS 450</entry><entry>3300</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 3 SHS</entry><entry>100 x 100 x 4 SHS</entry></row><row><entry>SHS 450</entry><entry>3600</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 3 SHS</entry><entry>100 x 100 x 4 SHS</entry></row></tbody></tgroup></table><desc-note id="_82cc4bf3-efef-4bbb-9e38-b38453c6e3d0"><ol outputclass="numbered"><li id="_bfe282f2-1a23-45fd-941c-8c3bb6af2490">Load accounted for includes 0.98 kPa permanent floor, 1.16 kN/m permanent wall, 0.85 kPa permanent roof, permanent member self-weight, 1.5 kPa or 1.1 kN imposed floor and 0.25 kPa imposed roof.</li><li id="_49f8e8eb-ecc1-4a22-a694-21b8fe99af36">Load combinations included are 1.35G and 1.2G + 1.5Q for ULS.</li><li id="_f5c8193d-7d46-490b-81b3-2794eb40329f">Columns are assumed to be simply-supported at both ends with an effective length factor of 1.</li><li id="_cf62011c-2fb9-476c-be8a-865ef9e2c776">A maximum load eccentricity of 100 mm has been accounted for in the columns.</li><li id="_009f0cf8-8c4b-4feb-8ccb-a0ac0dd2656c">A roof load area of “0” must be used for columns not supporting roof loads.</li><li id="_5560d093-3bce-4d66-aac8-bc0897a87cb1">The length of wall load allowed for is equal to the square root of the floor area.</li></ol></desc-note></table-reference>