<?xml version="1.0" encoding="UTF-8" standalone="no"?><table-reference author="Kieran O'Donnell" dateTime="2021-03-01T18:04:57" graph="None" id="_82b82e0f-9bbf-4ed4-a405-2b9ec229ffda" type="insert"><num>6.3.9a</num><title id="_70d7103b-4b3a-4407-bab2-aa35e29bbe54">Minimum protective coatings for structural steel members</title><table id="_1be5ec0b-87af-44a3-afa3-f8fe18de0926" keycol="1"><tgroup cols="5"><colspec colname="001" colnum="1" colwidth="86.60*"/><colspec colname="002" colnum="2" colwidth="86.50*"/><colspec colname="003" colnum="3" colwidth="86.30*"/><colspec colname="004" colnum="4" colwidth="86.30*"/><colspec colname="005" colnum="5" colwidth="86.30*"/><thead><row><entry morerows="1">Environment</entry><entry morerows="1">Location</entry><entry nameend="005" namest="003">Minimum protective coating</entry></row><row><entry>Option 1 (hot dip galvanising)</entry><entry>Option 2 (duplex system). See <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/4852_0.6.0.xml#_29af2ebb-c77f-47fb-903f-41d53a262b97" id="_51ebcabe-506d-4329-ac6e-963f028995b8" referencetype="Text" scope="local" synctargettext="false" type="table-reference">Table 6.3.9c</xref></entry><entry>Option 3 (paint). See <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/4793_0.12.0.xml#_2b6a2e86-5fba-4dd5-b183-c48d81f2ba4a" id="_3d0d60c1-0c37-4d14-b718-5ad99e177f36" referencetype="Text" scope="local" synctargettext="false" type="table-reference">Table 6.3.9b</xref></entry></row></thead><tbody><row><entry>Low (mild steel corrosion rate 1.3 to 25 μm/year</entry><entry>Typically remote inland areas or more than 1 km from sheltered bays</entry><entry>HDG75</entry><entry>–</entry><entry>ACL2, ACC2, IZS1, PUR2A</entry></row><row><entry>Medium (mild steel corrosion rate 25 to 50 μm/year)</entry><entry>Typically more than 1 km from <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1211_0.12.0.xml#_835c2aad-12c4-43af-bb4d-d3f8bcb6acee" id="_13b1039c-6599-4b07-a278-9d63b6d96d75" referencetype="Text" scope="local" synctargettext="false" type="abcb-glossentry">breaking surf</xref> or aggressive industrial areas or more than 50 m from sheltered bays</entry><entry>HDG225</entry><entry>–</entry><entry>ACL3, ACC4, ACC5, IZS1, PUR3, PUR4</entry></row><row><entry>High (mild steel corrosion rate 50 to 80 μm/year)</entry><entry>Typically more than 200 m from <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1211_0.12.0.xml#_835c2aad-12c4-43af-bb4d-d3f8bcb6acee" id="_632bd071-d4cc-4400-8f2b-447942c9fd9d" referencetype="Text" scope="local" synctargettext="false" type="abcb-glossentry">breaking surf</xref> or aggressive industrial areas or within 50 m from sheltered bays</entry><entry>HDG450</entry><entry>HDG150 (5 years) 4D (10-15 years) or HDG300 (10 years) 2D (5-10 years)</entry><entry>ACC6, IZS3, PUR5</entry></row><row><entry>Very High (mild steel corrosion rate 80 to 200 μm/year)</entry><entry>Typically extends from 100 m inland from <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1211_0.12.0.xml#_835c2aad-12c4-43af-bb4d-d3f8bcb6acee" id="_1a400c0c-410a-4ad4-b66e-7e78457e59b4" referencetype="Text" scope="local" synctargettext="false" type="abcb-glossentry">breaking surf</xref> to 200 m inland from <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1211_0.12.0.xml#_835c2aad-12c4-43af-bb4d-d3f8bcb6acee" id="_9dc80ace-dc7a-477e-9bda-82cf3455305a" referencetype="Text" scope="local" synctargettext="false" type="abcb-glossentry">breaking surf</xref>, or within 200 m of aggressive industrial areas and within 100 m of <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1211_0.12.0.xml#_835c2aad-12c4-43af-bb4d-d3f8bcb6acee" id="_a94e1b79-fa08-44c3-bce2-dcf60a04a207" referencetype="Text" scope="local" synctargettext="false" type="abcb-glossentry">breaking surf</xref>.</entry><entry>HDG900</entry><entry>HDG300 (5 years) 5D (10-15 years) or HDG600 (10 years) 4D (5-10 years)</entry><entry>ACC6 (C5-M only), PUR5</entry></row></tbody></tgroup></table><desc-note id="_b36b8f32-48f3-41ec-840d-ff3ed8fe88d6"><p>Hot dip galvanising and duplex systems must be in accordance with AS 2312.2. Paint systems must be in accordance with AS 2312.1.</p></desc-note></table-reference>