{"id":1015,"date":"2025-09-08T11:17:32","date_gmt":"2025-09-08T15:17:32","guid":{"rendered":"https:\/\/nordmec.ca\/?post_type=realisation&#038;p=1015"},"modified":"2025-10-07T14:35:35","modified_gmt":"2025-10-07T18:35:35","slug":"lot-5-works-prestep-rehabilitation-program-for-the-gatineau-wastewater-treatment-plant","status":"publish","type":"realisation","link":"https:\/\/nordmec.ca\/en\/realisation\/lot-5-works-prestep-rehabilitation-program-for-the-gatineau-wastewater-treatment-plant\/","title":{"rendered":"Lot 5 Works \u2013 PR\u00c9STEP \u2013 Rehabilitation program for the Gatineau wastewater treatment plant."},"content":{"rendered":"<p>This project aimed to modernize and optimize the wastewater treatment plant to ensure efficient and sustainable treatment of wastewater and sludge, while maintaining plant operations throughout the construction period.<br \/>\nThe work carried out included:<\/p>\n<p><strong>Process Mechanical Work:<\/strong><\/p>\n<ul>\n<li>Addition and refurbishment of grit removal systems<\/li>\n<li>Installation of new screening equipment<\/li>\n<li>Upgrading of the primary sedimentation system<\/li>\n<li>Replacement of the aeration and blower systems for secondary treatment<\/li>\n<li>Improvement of sludge-related facilities (pumps, thickener, digesters)<\/li>\n<li>Modernization of the biogas management system<\/li>\n<\/ul>\n<p><strong>Civil Work:<\/strong><\/p>\n<ul>\n<li>Selective demolition<\/li>\n<li>Earthwork operations<\/li>\n<li>Building excavation<\/li>\n<li>Retaining structure work across three sectors<\/li>\n<li>Excavation over eight metres deep<\/li>\n<li>Creation of a pumping and sediment treatment system<\/li>\n<li>Construction of access routes and exterior surfaces<\/li>\n<li>Rehabilitation of underground networks (stormwater, sanitary sewer, water distribution)<\/li>\n<li>Landscaping to restore the site<\/li>\n<\/ul>\n<p>This modernization project contributes to improving the plant\u2019s environmental performance, optimizing biogas recovery, and ensuring reliable, compliant, and efficient wastewater treatment.<\/p>\n<p><strong>Project Highlights:<\/strong><\/p>\n<ul>\n<li>Continuous treatment operations maintained during construction through careful planning and coordination<\/li>\n<li>Civil work performed year-round, in both summer and winter conditions<\/li>\n<li>Simultaneous interventions on several critical processes requiring tight management of technical interfaces<\/li>\n<li>Integration of modern technologies to enhance energy sustainability and reduce environmental impact<\/li>\n<li>Continuous biogas treatment for energy recovery<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1092\" src=\"https:\/\/nordmec.ca\/app\/uploads\/2025\/09\/real1_sansLogo.avif\" alt=\"\" width=\"1920\" height=\"1440\" srcset=\"https:\/\/nordmec.ca\/app\/uploads\/2025\/09\/real1_sansLogo.avif 1920w, https:\/\/nordmec.ca\/app\/uploads\/2025\/09\/real1_sansLogo-300x225.avif 300w, https:\/\/nordmec.ca\/app\/uploads\/2025\/09\/real1_sansLogo-1024x768.avif 1024w, https:\/\/nordmec.ca\/app\/uploads\/2025\/09\/real1_sansLogo-768x576.avif 768w, https:\/\/nordmec.ca\/app\/uploads\/2025\/09\/real1_sansLogo-1536x1152.avif 1536w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/p>\n","protected":false},"featured_media":1099,"template":"","categorie":[20],"class_list":["post-1015","realisation","type-realisation","status-publish","has-post-thumbnail","hentry","categorie-nordmec-construction"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - 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