{"title":"C-Channel 150 Series Steel Posts Brisbane \u0026 Queensland","description":"\u003ch2\u003eC-Channel 150 Series Steel Posts for Retaining Walls — Brisbane \u0026amp; Queensland\u003c\/h2\u003e\u003cp\u003eThe C-Channel 150 Series is the heavy duty channel post for retaining walls that exceed the capacity of the standard 100 Series C-Channel but don't require the full structural depth of an H-Beam. With a 150mm flange width and greater section modulus, the 150 Series C-Channel suits walls between 1.2m and 1.8m in stable, well-drained ground conditions across Brisbane and South East Queensland. Retaining Walls Direct supplies hot-dip galvanised 150 Series C-Channel posts direct to Brisbane builders, landscapers, and contractors, backed by over 40 years of trade experience.\u003c\/p\u003e\u003ch3\u003eFeatures \u0026amp; Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHot-dip galvanised to \u003ca href=\"https:\/\/www.standards.org.au\/standards-catalogue\/sa-snz\/building\/bd-001\/as--nzs-4680\" target=\"_blank\" rel=\"noopener\"\u003eAS\/NZS 4680\u003c\/a\u003e — corrosion-resistant in Queensland's subtropical conditions\u003c\/li\u003e\n\u003cli\u003e150mm flange width — significantly greater bending resistance than 100 Series C-Channel\u003c\/li\u003e\n\u003cli\u003eEngineered channel profile accepts 75mm and 100mm concrete sleepers\u003c\/li\u003e\n\u003cli\u003eSupplied in standard lengths — cut to embedment depth on site\u003c\/li\u003e\n\u003cli\u003eSuitable for walls between 1.2m and 1.8m in stable, well-drained ground\u003c\/li\u003e\n\u003cli\u003eCompatible with our full Brisbane and Queensland concrete sleeper range\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhen to Use C-Channel 150 vs H-Beam 150\u003c\/h3\u003e\u003cp\u003eThe 150 Series C-Channel is appropriate when your wall is between 1.2m and 1.8m and ground conditions are stable and well-drained. However, if any of the following apply, upgrade to the \u003ca href=\"\/collections\/h-beam-150-brisbane\"\u003eH-Beam 150 Series\u003c\/a\u003e:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThe site has expansive black clay soils — common across Brisbane's western suburbs and Ipswich corridor\u003c\/li\u003e\n\u003cli\u003eThere is any surcharge loading above the wall — vehicles, structures, or steep slopes\u003c\/li\u003e\n\u003cli\u003eYour structural engineer has specified H-Beam UC posts in their design\u003c\/li\u003e\n\u003cli\u003eThe wall is near a boundary, pool, or structure where failure risk must be minimised\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNot sure which to choose? Read: \u003ca href=\"\/blogs\/news\/h-beam-vs-c-channel-steel-posts-which-do-you-need\"\u003eH-Beam vs C-Channel — Which Do You Need?\u003c\/a\u003e\u003c\/p\u003e\u003ch3\u003eQLD Council \u0026amp; Engineering Requirements\u003c\/h3\u003e\u003cp\u003eWalls over 1.0m in Queensland require a building development approval and structural engineer's certification. Key references:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.qbcc.qld.gov.au\/home-licensee\/building-approvals\" target=\"_blank\" rel=\"noopener\"\u003eQBCC — Building Approvals Queensland\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.standards.org.au\/standards-catalogue\/sa-snz\/building\/bd-001\/as--4678--2002\" target=\"_blank\" rel=\"noopener\"\u003eAS 4678-2002 — Earth Retaining Structures\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/retaining-wall-regulations-australia\"\u003eRetaining Wall Regulations — State-by-State Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDelivery Across Brisbane \u0026amp; Queensland\u003c\/h3\u003e\u003cp\u003eWe deliver C-Channel 150 Series posts direct to your site across Brisbane metro, the Gold Coast, Sunshine Coast, Ipswich, Logan, Moreton Bay, and regional QLD. Bulk and trade pricing available — \u003ca href=\"\/pages\/partner-with-us-trade-accounts-for-landscapers-builders\"\u003eopen a trade account\u003c\/a\u003e for priority pricing and faster dispatch.\u003c\/p\u003e\u003ch3\u003eRelated Products\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/150-heavy-duty-series-brisbane\"\u003e150 Heavy Duty Series — Brisbane \u0026amp; QLD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/h-beam-150-brisbane\"\u003eH-Beam 150 Series — Brisbane \u0026amp; QLD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/c-channel-steel-brisbane\"\u003eC-Channel 100 Series — Brisbane \u0026amp; QLD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/retaining-wall-steel-posts-brisbane\"\u003eRetaining Wall Steel Posts — Brisbane QLD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/concrete-sleepers-brisbane\"\u003eConcrete Sleepers — Brisbane QLD\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eGuides \u0026amp; Resources\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/h-beam-vs-c-channel-steel-posts-which-do-you-need\"\u003eH-Beam vs C-Channel Steel Posts — Which Do You Need?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/how-to-choose-the-right-steel-post-for-your-retaining-wall\"\u003eHow to Choose the Right Steel Post for Your Retaining Wall\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/how-to-build-concrete-sleeper-retaining-wall\"\u003eHow to Build a Retaining Wall with Concrete Sleepers\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","products":[],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/5595\/3688\/collections\/c-channel-150-series-steel-posts-brisbane-queensland.png?v=1779252909","url":"https:\/\/www.retainingwallsdirect.com.au\/collections\/c-channel-150-brisbane.oembed","provider":"Retaining Walls Direct","version":"1.0","type":"link"}