<?xml version="1.0" encoding="UTF-8" standalone="no"?><table-reference graph="None" id="_638d55cf-e43e-4a8d-9621-ee4745ffbf20"><num>4.2.13g</num><title id="_d5ba9104-161a-43a8-ac93-941fea883685">Minimum dimensions of circular and square pad footings for clad frame, Class A and S sites</title><table id="_ff033933-9f45-4010-bd33-0a212dd6783f" 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>Effective supported areas (m<sup id="_7ba32b3c-6360-4758-ba75-99f960d8ce75">2</sup>)</entry><entry>Width of square pad (mm)</entry><entry>Width of circular pad (mm)</entry><entry>Thickness (t) (mm)</entry><entry>Depth (mm)</entry></row></thead><tbody><row><entry>10</entry><entry>400</entry><entry>500</entry><entry>200</entry><entry>400</entry></row><row><entry>20</entry><entry>500</entry><entry>600</entry><entry>200</entry><entry>400</entry></row><row><entry>30</entry><entry>600</entry><entry>750</entry><entry>250</entry><entry>400</entry></row></tbody></tgroup></table><desc-note id="_f58894b8-8fe8-45d8-b138-0fa95720d541"><ol outputclass="numbered"><li id="_fccf2a1c-3d80-42e5-b260-461aad9aa482">The effective area supported by a pad footing is the sum of—<ol><li>the supported floor area; and </li><li>the supported roof area (if applicable); and </li><li>half the supported wall area in elevation (if applicable).</li></ol></li><li id="_a5f5090b-8d16-4b50-a9a8-1d3b24e257e6">The width or diameter can be reduced to one half the above footings on rock.</li><li id="_a43bc57e-b6e7-43ed-97b3-361f3b7fd381">The pad footings must be constructed in concrete.</li><li id="_017abf1b-b671-46cd-b226-c59089399b48">Pad footing sizes must also apply to footings supporting roof and floor loads only.</li><li id="_ba42666b-5ca2-4f26-9fa2-c7b0d42690ff">The <xref xmlns:inv="urn:xpressauthor:xpressdocument" format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1315_0.7.0.xml#_8bb7272b-1ab2-45ba-9642-40b192e2393a" id="_60ca754a-77cb-4eeb-b378-4b82fdb2af3d" inv:access="external" scope="local" type="abcb-glossentry">foundation</xref> must provide an allowable bearing pressure of not less than 100 kPa.</li><li id="_5b1c2b5a-3675-49a6-a26a-0b25cab893a6">The excavation must be backfilled with manually rodded tamped soil, or the footing thickness shall be increased by 50 mm.</li><li id="_ddefb65a-7421-455c-ab06-22ba5d2ddcbf">Where stump pad footings provide resistance to horizontal or uplift forces, the minimum size of the footing must comply with AS 2870.</li><li id="_7779afcb-d0ef-4769-b221-778fa810e24a">Braced stumps must comply with <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1057_1.14.0.xml#_20c1873e-878a-4ee0-a9bc-607c938a9803" id="_df7d0b5a-04a5-4014-bbf7-f644ef182890" referencetype="Text" scope="local" synctargettext="false" type="subclause">4.2.13(5)</xref>.</li><li id="_06080a8a-81bb-43ea-94ac-08558fc5d52f">For masonry piers, strip footings complying with <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/4612_0.10.0.xml#_f56ede80-b613-4f4c-b1b5-e3b9543ba1fb" id="_7b77466c-5c04-4678-ac70-c3e06ba91fcc" referencetype="Text" scope="local" synctargettext="false" type="ncc-clause">4.2.15</xref> for masonry can be used in lieu of pad footings.</li></ol></desc-note></table-reference>