{"title":"250 Heavy Duty Series Steel Posts Brisbane \u0026 Queensland","description":"\u003ch2\u003e250 Heavy Duty Series Steel Posts for Retaining Walls — Brisbane \u0026amp; Queensland\u003c\/h2\u003e\u003cp\u003eThe 250 Heavy Duty Series is the pinnacle of our steel post range — maximum section modulus, maximum structural capacity, and engineered for Queensland's most demanding civil and commercial retaining wall applications. Walls over 2.5m, major road and infrastructure surcharge loads, flood mitigation structures, and high-risk retaining applications all demand the 250 Series. These posts are specified exclusively by structural engineers for projects where the consequences of failure are severe. Retaining Walls Direct has supplied heavy duty civil-grade posts to Queensland engineers and contractors for over 40 years.\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 — maximum corrosion resistance for long-service civil applications\u003c\/li\u003e\n\u003cli\u003e250mm flange width — the maximum standard section modulus in our post range\u003c\/li\u003e\n\u003cli\u003eAvailable in H-Beam (UC) profile for maximum bending resistance\u003c\/li\u003e\n\u003cli\u003eEngineered to accept 75mm and 100mm concrete sleepers\u003c\/li\u003e\n\u003cli\u003eSuitable for walls from 2.5m to 4.0m+ (full structural engineering design mandatory)\u003c\/li\u003e\n\u003cli\u003eSpecified for civil infrastructure, flood mitigation, road cuttings, and major commercial retaining applications across Queensland\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhen to Specify the 250 Series\u003c\/h3\u003e\u003cp\u003eThe 250 Heavy Duty Series is required when:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eYour wall exceeds 2.5m in height\u003c\/li\u003e\n\u003cli\u003eThe project involves civil infrastructure — road cuttings, embankments, flood mitigation, or major earthworks\u003c\/li\u003e\n\u003cli\u003eSurcharge loading is extreme — heavy vehicle traffic, rail loads, or large structures immediately above the wall\u003c\/li\u003e\n\u003cli\u003eYour structural engineer has specified 250 Series posts in a full engineered retaining wall design\u003c\/li\u003e\n\u003cli\u003eThe project is subject to Queensland Government or local government infrastructure standards\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor walls under 2.5m, see our \u003ca href=\"\/collections\/200-heavy-duty-series-brisbane\"\u003e200 Heavy Duty Series Brisbane\u003c\/a\u003e or \u003ca href=\"\/collections\/150-heavy-duty-series-brisbane\"\u003e150 Heavy Duty Series Brisbane\u003c\/a\u003e.\u003c\/p\u003e\u003ch3\u003eEngineering \u0026amp; Compliance\u003c\/h3\u003e\u003cp\u003e250 Series retaining walls require a full structural engineering design and development approval without exception. These projects are subject to the full requirements of \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 and relevant Queensland infrastructure standards. 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.tmr.qld.gov.au\/\" target=\"_blank\" rel=\"noopener\"\u003eQueensland Department of Transport and Main Roads — Infrastructure Standards\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.planning.qld.gov.au\/\" target=\"_blank\" rel=\"noopener\"\u003eQueensland Planning — Development Assessment\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 250 Series steel 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\/200-heavy-duty-series-brisbane\"\u003e200 Heavy Duty Series — Brisbane \u0026amp; QLD\u003c\/a\u003e\u003c\/li\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\/retaining-wall-steel-posts-brisbane\"\u003eRetaining Wall Steel Posts — Brisbane QLD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/50mpa-concrete-sleepers-brisbane\"\u003e50MPa Concrete Sleepers — Brisbane \u0026amp; 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=\"\/pages\/engineering-council-rules-retaining-walls-australia\"\u003eEngineering \u0026amp; Council Rules for Retaining Walls in Australia\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","products":[],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/5595\/3688\/collections\/250-heavy-duty-series-steel-posts-brisbane-queensland.png?v=1779253598","url":"https:\/\/www.retainingwallsdirect.com.au\/collections\/250-heavy-duty-series-brisbane.oembed","provider":"Retaining Walls Direct","version":"1.0","type":"link"}