<?xml version="1.0" encoding="UTF-8" standalone="no"?><table-reference author="Kieran O'Donnell" dateTime="2021-03-01T11:06:51" graph="None" id="_ef2b84fb-d3dc-4327-80f7-2f3be5464f08" type="insert"><num>6.3.6a</num><title id="_af69403d-58e6-471e-bfdc-0b6822f13f15">Required column section — columns supporting tiled floor and tiled roof load — roof load area = 0 m<sup id="_3b4e2d4f-cd2a-45e7-a5af-d80eb00baeff">2</sup></title><table id="_de3addfe-0167-44d5-97e6-91c888e03c9c" 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="_7c91f4a0-bdb5-4637-91f6-30b8ded13d65">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>60.3 x 4.5 CHS</entry><entry>88.9 x 5 CHS</entry><entry>114.3 x 4.5 CHS</entry></row><row><entry>CHS 250</entry><entry>2700</entry><entry>60.3 x 4.5 CHS</entry><entry>88.9 x 5 CHS</entry><entry>114.3 x 4.5 CHS</entry></row><row><entry>CHS 250</entry><entry>3000</entry><entry>60.3 x 4.5 CHS</entry><entry>88.9 x 5 CHS</entry><entry>114.3 x 4.5 CHS</entry></row><row><entry>CHS 250</entry><entry>3300</entry><entry>60.3 x 5.4 CHS</entry><entry>88.9 x 5 CHS</entry><entry>114.3 x 5.4 CHS</entry></row><row><entry>CHS 250</entry><entry>3600</entry><entry>60.3 x 5.4 CHS</entry><entry>88.9 x 5 CHS</entry><entry>114.3 x 5.4 CHS</entry></row><row><entry>CHS 350</entry><entry>2400</entry><entry>60.3 x 2.9 CHS</entry><entry>88.9 x 3.2 CHS</entry><entry>114.3 x 3.2 CHS</entry></row><row><entry>CHS 350</entry><entry>2700</entry><entry>60.3 x 2.9 CHS</entry><entry>88.9 x 3.2 CHS</entry><entry>114.3 x 3.2 CHS</entry></row><row><entry>CHS 350</entry><entry>3000</entry><entry>60.3 x 2.9 CHS</entry><entry>88.9 x 3.2 CHS</entry><entry>114.3 x 3.2 CHS</entry></row><row><entry>CHS 350</entry><entry>3300</entry><entry>76.1 x 2.3 CHS</entry><entry>88.9 x 3.2 CHS</entry><entry>114.3 x 3.2 CHS</entry></row><row><entry>CHS 350</entry><entry>3600</entry><entry>76.1 x 2.3 CHS</entry><entry>101.6 x 2.6 CHS</entry><entry>114.3 x 3.2 CHS</entry></row><row><entry>SHS 350</entry><entry>2400</entry><entry>65 x 65 x 2 SHS</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 4 SHS</entry></row><row><entry>SHS 350</entry><entry>2700</entry><entry>65 x 65 x 2 SHS</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 4 SHS</entry></row><row><entry>SHS 350</entry><entry>3000</entry><entry>65 x 65 x 2 SHS</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 4 SHS</entry></row><row><entry>SHS 350</entry><entry>3300</entry><entry>65 x 65 x 2 SHS</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 4 SHS</entry></row><row><entry>SHS 350</entry><entry>3600</entry><entry>65 x 65 x 2.5 SHS</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 4 SHS</entry></row><row><entry>SHS 450</entry><entry>2400</entry><entry>50 x 50 x 2 SHS</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 3 SHS</entry></row><row><entry>SHS 450</entry><entry>2700</entry><entry>65 x 65 x 2 SHS</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 3 SHS</entry></row><row><entry>SHS 450</entry><entry>3000</entry><entry>65 x 65 x 2 SHS</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 3 SHS</entry></row><row><entry>SHS 450</entry><entry>3300</entry><entry>65 x 65 x 2 SHS</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 3 SHS</entry></row><row><entry>SHS 450</entry><entry>3600</entry><entry>65 x 65 x 2 SHS</entry><entry>89 x 89 x 3.5 SHS</entry><entry>100 x 100 x 3 SHS</entry></row></tbody></tgroup></table><desc-note id="_4df46c96-49c6-4bf7-8042-3694d2191e4a"><ol outputclass="numbered"><li id="_71592668-6910-4bbf-a1c2-9f8b2e96d484">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.</li><li id="_704915df-9faa-40df-ad49-f26bf1e65aa9">Load combinations included are 1.35G and 1.2G + 1.5Q for ULS.</li><li id="_3edaf2b5-9fff-4e72-9852-f9a90f224268">Columns are assumed to be simply-supported at both ends with an effective length factor of 1.</li><li id="_93008a1a-77c7-4440-a6a9-e154190dbaff">A maximum load eccentricity of 100 mm has been accounted for in the columns.</li><li id="_982e1198-af8a-4894-93d8-d01dbeda5e6c">A roof load area of “0” must be used for columns not supporting roof loads.</li><li id="_2e09d311-3f4a-4ef6-b05d-b464f0963e79">The length of wall load allowed for is equal to the square root of the floor area.</li></ol></desc-note></table-reference>