{"id":921446,"date":"2026-09-24T10:00:00","date_gmt":"2026-09-24T08:00:00","guid":{"rendered":"https:\/\/djya2ldob4.wpdns.site\/?page_id=921446"},"modified":"2026-10-27T09:16:32","modified_gmt":"2026-10-27T08:16:32","slug":"og6","status":"publish","type":"page","link":"https:\/\/www.cqop.com\/en\/list-of-soa-categories\/general-works\/og6\/","title":{"rendered":"SOA Category OG6"},"content":{"rendered":"\n\n<div class=\"cqop-v6 cqop-v6-soa-categoria-og6\" data-v6-page=\"Categoria-OG1\">\n\n<div class=\"cqop-v6-pannello-829311a\" id=\"contenuto\">\n\n<div class=\"gb-text cqop-v6-pannello-fd08351\" aria-hidden=\"true\"><\/div>\n\n\n\n\n\n<div class=\"gb-text cqop-v6-pannello-d3705ba\" aria-hidden=\"true\"><\/div>\n\n\n\n\n\n<div class=\"cqop-v6-contenuto-06a0e85\"><nav style=\"--separator: &quot;\/&quot;\" class=\"cqop-breadcrumbs wp-block-breadcrumbs\" aria-label=\"Breadcrumbs\"><ol><li><a href=\"https:\/\/www.cqop.com\/en\/\">Home<\/a><\/li><li><a href=\"https:\/\/www.cqop.com\/en\/list-of-soa-categories\/\">List of SOA categories<\/a><\/li><li><a href=\"https:\/\/www.cqop.com\/en\/list-of-soa-categories\/general-works\/\">SOA general works categories<\/a><\/li><li><span aria-current=\"page\">SOA Category OG6<\/span><\/li><\/ol><\/nav>\n\n\n\n<div class=\"cqop-v6-pannello-f3875ab\">\n\n<span class=\"gb-text cqop-v6-pannello-4855609\">OG6<\/span>\n\n\n\n\n\n<span class=\"gb-text cqop-v6-pannello-ea96d22\">General works categories<\/span>\n\n<\/div>\n\n\n\n\n\n<h1 class=\"gb-text cqop-v6-titolo-b35a3b5\">SOA Category <span class=\"cqop-v6-pannello-8a3115e\">OG6<span aria-hidden=\"true\" class=\"cqop-v6-pannello-f4fc0bb\"><\/span><\/span><\/h1>\n\n\n\n\n\n<p class=\"gb-text cqop-v6-testo-7496375\">Working on aqueducts, pipelines, gas networks, irrigation systems, and sewer networks with SOA qualification<\/p>\n\n<\/div>\n\n<\/div>\n\n\n\n\n\n<div class=\"cqop-v6-pannello-13e79de\">\n\n<div class=\"cqop-v6-griglia-642d0e4\">\n\n<div>\n\n<p class=\"gb-text cqop-v6-testo-f811e2c\">The OG6 category of the SOA certification system covers network-based infrastructures for water and energy distribution: aqueducts, gas pipelines, oil pipelines, irrigation systems, and sewer networks. It is one of the strategic general categories, as it ensures the distribution of essential resources such as water and gas, as well as the collection and treatment of wastewater. OG6 includes aqueduct systems with pumping stations and reservoirs, water-distribution networks, sewer and drainage systems, and gas and oil pipelines for energy transport.<\/p>\n\n\n\n\n\n<img class=\"gb-media-cqogillusog61 cqop-v6-pannello-e34122a cqop-og-illustration\" src=\"https:\/\/www.cqop.com\/wp-content\/uploads\/2026\/10\/og6-illustrazione-1-hero-blu-bordeaux.webp\" alt=\"Water, gas and pipeline networks \u2014 OG6 illustration\" width=\"840\" height=\"360\" loading=\"lazy\" decoding=\"async\" style=\"display:block;width:100%;max-width:700px;height:auto;margin:28px auto;object-fit:contain;\"\/>\n\n<\/div>\n\n\n\n\n\n<div class=\"cqop-v6-pannello-136555f\">\n\n<img role=\"presentation\" loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.cqop.com\/wp-content\/uploads\/2026\/10\/OG6-bianco-bordeaux-chiaro.webp\" alt=\"\" aria-hidden=\"true\" width=\"201\" height=\"201\" class=\"cqop-og-original-icon\" style=\"display:block;width:120px;height:120px;max-width:100%;object-fit:contain;margin:0 0 28px;\" \/>\n\n\n\n\n\n<div class=\"gb-text cqop-v6-pannello-96ce454\">Simulate the cost of SOA certification<\/div>\n\n\n\n\n\n<a class=\"gb-text cqop-v6-pulsante-5eba899 cqop-v6-state-6d47db8\" href=\"https:\/\/www.cqop.com\/en\/online-services\/fee-and-requirements-calculation\/\">Calculate fees and requirements<\/a>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n\n\n\n\n<div class=\"cqop-v6-pannello-1d12dfc\">\n\n<div class=\"cqop-v6-griglia-74a4c6d\">\n\n<div class=\"cqop-v6-titolo-sticky-1c8b9f9\">\n\n<h2 class=\"gb-text cqop-v6-titolo-ecc189a\">Fields of application: water networks, sewers, irrigation system and energy pipelines<\/h2>\n\n<\/div>\n\n\n\n\n\n<div>\n\n<img class=\"gb-media-cqogillusog62 cqop-v6-pannello-e34122a cqop-og-illustration\" src=\"https:\/\/www.cqop.com\/wp-content\/uploads\/2026\/10\/og6-illustrazione-2-posa-blu-bordeaux.webp\" alt=\"Water, gas and pipeline networks \u2014 OG6 illustration\" width=\"840\" height=\"448\" loading=\"lazy\" decoding=\"async\" style=\"display:block;width:100%;max-width:700px;height:auto;margin:28px auto;object-fit:contain;\"\/>\n\n\n\n\n\n<p class=\"gb-text cqop-v6-testo-7febc91\">OG6 applies to a wide range of infrastructure works linked to the transport of water, gas, and other fluids. Key sectors include:<\/p>\n\n\n\n\n\n<ul class=\"cqop-v6-pannello-f72340a\">\n\n<li class=\"gb-text cqop-v6-griglia-eaa3518\">\n              <span aria-hidden=\"true\" class=\"cqop-v6-pannello-17317d0\">01<\/span>\n              Potable-water aqueducts and distribution networks: construction of conduits for water supply and distribution, including reservoirs, pumping stations, valves, and remote-monitoring systems.<\/li>\n\n\n\n\n\n<li class=\"gb-text cqop-v6-griglia-eaa3518\">\n              <span aria-hidden=\"true\" class=\"cqop-v6-pannello-17317d0\">02<\/span>\n              Sewer networks and drainage systems: installation of wastewater and stormwater collectors, separate or combined sewer systems, lifting stations, and microtunnels leading to treatment plants.<\/li>\n\n\n\n\n\n<li class=\"gb-text cqop-v6-griglia-eaa3518\">\n              <span aria-hidden=\"true\" class=\"cqop-v6-pannello-17317d0\">03<\/span>\n              Agricultural irrigation systems: construction or modernization of irrigation networks and canal systems with pumping and filtration components to optimize water use.<\/li>\n\n\n\n\n\n<li class=\"gb-text cqop-v6-griglia-eaa3518\">\n              <span aria-hidden=\"true\" class=\"cqop-v6-pannello-17317d0\">04<\/span>\n              Gas pipelines and distribution networks: installation and maintenance of regional pipelines and urban gas networks, with valves, cathodic protection systems, and safety devices.<\/li>\n\n\n\n\n\n<li class=\"gb-text cqop-v6-griglia-eaa3518\">\n              <span aria-hidden=\"true\" class=\"cqop-v6-pannello-17317d0\">05<\/span>\n              Oil pipelines and liquid\u2011fluid conduits: construction of pipelines for petroleum or chemical products, including pumping stations and leak\u2011detection systems.<\/li>\n\n<\/ul>\n\n\n\n\n\n<img class=\"gb-media-cqogillusog63 cqop-v6-pannello-e34122a cqop-og-illustration\" src=\"https:\/\/www.cqop.com\/wp-content\/uploads\/2026\/10\/og6-illustrazione-3-trincea-blu-bordeaux.webp\" alt=\"Water, gas and pipeline networks \u2014 OG6 illustration\" width=\"840\" height=\"448\" loading=\"lazy\" decoding=\"async\" style=\"display:block;width:100%;max-width:700px;height:auto;margin:28px auto;object-fit:contain;\"\/>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n\n\n\n\n<div class=\"cqop-v6-pannello-13e79de\">\n\n<div class=\"cqop-v6-contenuto-c7714c8\">\n\n<h2 class=\"gb-text cqop-v6-titolo-e915111\">Categories that integrate with OG6<\/h2>\n\n\n\n\n\n<div class=\"cqop-v6-griglia-9e34a50\">\n\n<div class=\"cqop-v6-pannello-12843ab\">\n\n<div class=\"gb-text cqop-v6-pannello-947e167\">OS1<\/div>\n\n\n\n\n\n<p class=\"gb-text cqop-v6-testo-8d82677\">Earthworks: OG6 projects include trenching and excavation. While OG6 firms may perform these works directly, complex or large\u2011scale excavations (unstable soils, deep trenches) may require OS1 or specialized subcontractors.<\/p>\n\n<\/div>\n\n\n\n\n\n<div class=\"cqop-v6-pannello-12843ab\">\n\n<div class=\"gb-text cqop-v6-pannello-947e167\">OG3<\/div>\n\n\n\n\n\n<p class=\"gb-text cqop-v6-testo-8d82677\">Roadworks and reinstatements: when pipelines run beneath roads or urban areas, OG3 is required for road reinstatement, paving, and signage.<\/p>\n\n<\/div>\n\n\n\n\n\n<div class=\"cqop-v6-pannello-12843ab\">\n\n<div class=\"gb-text cqop-v6-pannello-947e167\">OS22<\/div>\n\n\n\n\n\n<p class=\"gb-text cqop-v6-testo-8d82677\">Water\u2011treatment and purification plants: OG6 covers the network, while OS22 covers the treatment plants. In complex projects, OG6 installs the pipelines and OS22 handles tanks, equipment, and treatment processes.<\/p>\n\n<\/div>\n\n\n\n\n\n<div class=\"cqop-v6-pannello-12843ab\">\n\n<div class=\"gb-text cqop-v6-pannello-947e167\">OS35<\/div>\n\n\n\n\n\n<p class=\"gb-text cqop-v6-testo-8d82677\">No\u2011dig technologies: OG6 and OS35 often work together in projects that require trenchless methods such as horizontal drilling, relining, or pipe jacking, especially to avoid surface excavation.<\/p>\n\n<\/div>\n\n\n\n\n\n<div class=\"cqop-v6-pannello-12843ab\">\n\n<p class=\"gb-text cqop-v6-testo-8d82677\">Accessory categories: OS21 (special foundations), OG1 (technical buildings), OG8 (hydraulic canalization or river defenses), and OS30\/OG11 (technological plants).<\/p>\n\n<\/div>\n\n<\/div>\n\n\n\n\n\n<div class=\"cqop-v6-griglia-ac0de1b\"><\/div>\n\n<\/div>\n\n<\/div>\n\n\n\n\n\n<div class=\"cqop-v6-pannello-481eee7\" id=\"faq\">\n\n<div class=\"cqop-v6-griglia-28a732f\">\n\n<div>\n\n<h2 class=\"gb-text cqop-v6-titolo-2c72ce6\">FAQ SOA Category OG6<\/h2>\n\n\n\n\n\n<div class=\"cqop-category-download cqop-category-download-minimal cqop-category-download-faq\">\n<a class=\"gb-text cqop-category-download-button\" href=\"https:\/\/www.cqop.com\/wp-content\/uploads\/2026\/10\/Modulistica-UK.pdf\" target=\"_blank\" rel=\"noopener noreferrer\" aria-label=\"Download PDF technical data sheets \u2014 opens in a new tab\">\n<svg role=\"presentation\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"22\" height=\"22\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M12 3v12m-5-5 5 5 5-5M4 16v5h16v-5\"><\/path><\/svg>\n\n\n<span class=\"gb-text\">Download PDF technical data sheets<\/span>\n<\/a>\n<\/div>\n\n<\/div>\n\n\n\n\n\n<div>\n\n<div class=\"wp-block-essential-blocks-accordion cqop-faq-accordion  root-cqop-faq-94004-0\"><div class=\"eb-parent-wrapper eb-parent-cqop-faq-94004-0 \"><div class=\"eb-accordion-container cqop-faq-94004-0\" data-accordion-type=\"accordion\" data-tab-icon=\"\" data-expanded-icon=\"\" data-transition-duration=\"500\"><div class=\"eb-accordion-inner\">\n\n<div class=\"wp-block-essential-blocks-accordion-item cqop-faq-94004-0-1 eb-accordion-wrapper\" data-clickable=\"false\"><div class=\"eb-accordion-title-wrapper eb-accordion-title-wrapper-cqop-faq-94004-0\" tabindex=\"0\"><div class=\"eb-accordion-title-content-wrap title-content-cqop-faq-94004-0\"><h2 class=\"eb-accordion-title\">What is the official \u201cdeclaratory\u201d of OG6?<\/h2><\/div><\/div><div class=\"eb-accordion-content-wrapper eb-accordion-content-wrapper-cqop-faq-94004-0\"><div class=\"eb-accordion-content\">\n\n<div class=\"gb-text cqop-faq-answer\"><p>OG6 covers the construction, maintenance, and refurbishment of water and energy distribution networks: aqueducts, gas pipelines, oil pipelines, irrigation systems, and sewer systems.<\/p>\n<p><strong>Official Declaratory:<\/strong> OG6 concerns the construction, maintenance, or refurbishment of network\u2011based works necessary to implement the \u201cintegrated water service\u201d or to transport gaseous or liquid fluids to points of use, complete with all associated, complementary, or accessory works\u2014both network\u2011based and point\u2011based\u2014and all electromechanical, mechanical, electrical, telephone, and electronic systems required to ensure proper use, operation, information, safety, and user assistance. It includes, for example, water\u2011catchment works, potabilization plants, aqueducts, piezometric towers, lifting stations, underground or elevated reservoirs, end\u2011user distribution networks, equipped service tunnels, the supply and installation of pipelines, sewers of any material, and wastewater treatment before its return to the natural cycle, as well as gas pipelines and oil pipelines.<\/p>\n<\/div>\n\n<\/div><\/div><\/div>\n\n\n\n\n\n<div class=\"wp-block-essential-blocks-accordion-item cqop-faq-94004-0-2 eb-accordion-wrapper\" data-clickable=\"false\"><div class=\"eb-accordion-title-wrapper eb-accordion-title-wrapper-cqop-faq-94004-0\" tabindex=\"0\"><div class=\"eb-accordion-title-content-wrap title-content-cqop-faq-94004-0\"><h2 class=\"eb-accordion-title\">How does OG6 differ from OG5 and OG8?<\/h2><\/div><\/div><div class=\"eb-accordion-content-wrapper eb-accordion-content-wrapper-cqop-faq-94004-0\"><div class=\"eb-accordion-content\">\n\n<div class=\"gb-text cqop-faq-answer\"><p>OG6 concerns network infrastructures; OG5 concerns dams and reservoirs (point\u2011based hydraulic barriers); OG8 concerns river and reclamation works (canals, embankments, hydraulic defenses).<br>In practice:<\/p>\n<ul>\n<li>OG6 = distribution networks (water, gas, sewage)<\/li>\n<li>OG5 = water\u2011storage structures (dams)<\/li>\n<li>OG8 = river\u2011management works (embankments, channels)<br>Often, hydraulic projects include multiple categories\u2014OG5 for the dam, OG6 for downstream pipelines, and OG8 for drainage canals.<\/li>\n<\/ul>\n<\/div>\n\n<\/div><\/div><\/div>\n\n\n\n\n\n<div class=\"wp-block-essential-blocks-accordion-item cqop-faq-94004-0-3 eb-accordion-wrapper\" data-clickable=\"false\"><div class=\"eb-accordion-title-wrapper eb-accordion-title-wrapper-cqop-faq-94004-0\" tabindex=\"0\"><div class=\"eb-accordion-title-content-wrap title-content-cqop-faq-94004-0\"><h2 class=\"eb-accordion-title\">Does OG6 also include purification or potabilization plants?<\/h2><\/div><\/div><div class=\"eb-accordion-content-wrapper eb-accordion-content-wrapper-cqop-faq-94004-0\"><div class=\"eb-accordion-content\">\n\n<div class=\"gb-text cqop-faq-answer\"><p>Partially. OG6 covers small or medium\u2011scale treatment components if they are directly connected to a water or sewer network. Complex plants require OS22 \u2013 Potabilization and Purification Plants.<\/p>\n<\/div>\n\n<\/div><\/div><\/div>\n\n\n\n\n\n<div class=\"wp-block-essential-blocks-accordion-item cqop-faq-94004-0-4 eb-accordion-wrapper\" data-clickable=\"false\"><div class=\"eb-accordion-title-wrapper eb-accordion-title-wrapper-cqop-faq-94004-0\" tabindex=\"0\"><div class=\"eb-accordion-title-content-wrap title-content-cqop-faq-94004-0\"><h2 class=\"eb-accordion-title\">What are typical OG6 contracts?<\/h2><\/div><\/div><div class=\"eb-accordion-content-wrapper eb-accordion-content-wrapper-cqop-faq-94004-0\"><div class=\"eb-accordion-content\">\n\n<div class=\"gb-text cqop-faq-answer\"><p>Construction of municipal or inter\u2011municipal aqueducts, expansion of drinking\u2011water or gas networks, renewal of sewer systems, installation of agricultural irrigation pipelines, and construction of industrial or airport oil pipelines.<\/p>\n<\/div>\n\n<\/div><\/div><\/div>\n\n\n\n\n\n<div class=\"wp-block-essential-blocks-accordion-item cqop-faq-94004-0-5 eb-accordion-wrapper\" data-clickable=\"false\"><div class=\"eb-accordion-title-wrapper eb-accordion-title-wrapper-cqop-faq-94004-0\" tabindex=\"0\"><div class=\"eb-accordion-title-content-wrap title-content-cqop-faq-94004-0\"><h2 class=\"eb-accordion-title\">What is the difference between OG6 and OS35?<\/h2><\/div><\/div><div class=\"eb-accordion-content-wrapper eb-accordion-content-wrapper-cqop-faq-94004-0\"><div class=\"eb-accordion-content\">\n\n<div class=\"gb-text cqop-faq-answer\"><p>OG6 covers water, gas, and sewer networks; OS35 covers no\u2011dig technologies such as horizontal drilling, relining, or pipe jacking. They are complementary: OS35 is used to reduce environmental or urban impact, such as when pipelines must pass beneath roads, rivers, or railways.<\/p>\n<\/div>\n\n<\/div><\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n\n\n\n\n<div class=\"cqop-v6-pannello-5e842af\">\n\n<svg focusable=\"false\" role=\"presentation\" aria-hidden=\"true\" class=\"cqop-v6-icona-71ff866\">\n      <defs>\n        <pattern id=\"mattoniOG1\" width=\"72\" height=\"36\" patternUnits=\"userSpaceOnUse\">\n          <rect x=\"0\" y=\"2\" width=\"32\" height=\"14\" fill=\"rgba(255,255,255,0.022)\"><\/rect>\n          <rect x=\"36\" y=\"2\" width=\"32\" height=\"14\" fill=\"rgba(255,255,255,0.022)\"><\/rect>\n          <rect x=\"18\" y=\"20\" width=\"32\" height=\"14\" fill=\"rgba(255,255,255,0.022)\"><\/rect>\n          <rect x=\"-18\" y=\"20\" width=\"32\" height=\"14\" fill=\"rgba(255,255,255,0.022)\"><\/rect>\n          <rect x=\"54\" y=\"20\" width=\"32\" height=\"14\" fill=\"rgba(255,255,255,0.022)\"><\/rect>\n        <\/pattern>\n      <\/defs>\n      <rect width=\"100%\" height=\"100%\" fill=\"url(#mattoniOG1)\"><\/rect>\n    <\/svg>\n\n\n\n\n\n<div class=\"cqop-v6-griglia-7a21026\">\n\n<div class=\"cqop-original-cta-copy\">\n\n<p class=\"gb-text cqop-v6-testo-3c2b5d5\">OG6 represents the backbone of Italy\u2019s water\u2011energy infrastructure: aqueducts, sewers, gas pipelines, and oil pipelines that ensure water supply, energy distribution, and environmental safety. Investing in OG6 means contributing to the modernization of national networks, reducing waste, and strengthening the resilience of essential public services.<\/p>\n\n\n\n\n\n<p class=\"gb-text cqop-v6-testo-3c2b5d5\">For companies, obtaining OG6 certification is a decisive competitive advantage: it enables access to major public and private tenders, strengthening credibility and positioning in the network\u2011infrastructure market.<\/p>\n\n\n\n\n\n<p class=\"gb-text cqop-category-conclusion-accent cqop-v6-testo-23dd753\">If your company operates in the water or energy sector, verify your SOA qualification today or request a personalized consultation on OG6: a concrete step toward new opportunities and sustainable growth.<\/p>\n\n<\/div>\n\n\n\n\n\n<div class=\"cqop-v6-pannello-4cdb9ad\">\n\n<a class=\"gb-text cqop-v6-pulsante-5eba899 cqop-v6-state-f859560\" href=\"https:\/\/www.cqop.com\/en\/contacts\/\">Contact us<\/a>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>OG6 General works categories SOA Category OG6 Working on aqueducts, pipelines, gas networks, irrigation systems, and sewer networks with SOA qualification The OG6 category of the SOA certification system covers network-based infrastructures for water and energy distribution: aqueducts, gas pipelines, oil pipelines, irrigation systems, and sewer networks. It is one of the strategic general categories, &#8230; <a title=\"SOA Category OG6\" class=\"read-more\" href=\"https:\/\/www.cqop.com\/en\/list-of-soa-categories\/general-works\/og6\/\" aria-label=\"Read more about SOA Category OG6\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":921039,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_eb_attr":"","_eb_data_table":"","footnotes":""},"class_list":["post-921446","page","type-page","status-publish"],"acf":{"h1_seo":""},"publishpress_future_workflow_manual_trigger":{"enabledWorkflows":[]},"_links":{"self":[{"href":"https:\/\/www.cqop.com\/en\/wp-json\/wp\/v2\/pages\/921446","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cqop.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.cqop.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.cqop.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cqop.com\/en\/wp-json\/wp\/v2\/comments?post=921446"}],"version-history":[{"count":7,"href":"https:\/\/www.cqop.com\/en\/wp-json\/wp\/v2\/pages\/921446\/revisions"}],"predecessor-version":[{"id":922194,"href":"https:\/\/www.cqop.com\/en\/wp-json\/wp\/v2\/pages\/921446\/revisions\/922194"}],"up":[{"embeddable":true,"href":"https:\/\/www.cqop.com\/en\/wp-json\/wp\/v2\/pages\/921039"}],"wp:attachment":[{"href":"https:\/\/www.cqop.com\/en\/wp-json\/wp\/v2\/media?parent=921446"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}