{"id":12129,"date":"2025-01-15T16:02:34","date_gmt":"2025-01-15T21:02:34","guid":{"rendered":"http:\/\/3.96.229.193\/project\/lagoon-sludge-dredging-for-rio-tinto-alcan\/"},"modified":"2025-09-30T12:08:14","modified_gmt":"2025-09-30T16:08:14","slug":"dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan","status":"publish","type":"project","link":"https:\/\/sanexen.com\/fr\/project\/dragage-dun-basin-de-sedimentation-de-rio-tinto-alcan\/","title":{"rendered":"Dragage d\u2019un basin de s\u00e9dimentation de Rio Tinto Alcan"},"content":{"rendered":"<p>[et_pb_section fb_built=\u00a0\u00bb1&Prime; _builder_version=\u00a0\u00bb4.21.0&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_color=\u00a0\u00bb#205673&Prime; custom_margin=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb custom_padding=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row column_structure=\u00a0\u00bb1_2,1_2&Prime; make_equal=\u00a0\u00bbon\u00a0\u00bb _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_enable_image=\u00a0\u00bboff\u00a0\u00bb width=\u00a0\u00bb100%\u00a0\u00bb max_width=\u00a0\u00bb100%\u00a0\u00bb min_height=\u00a0\u00bb500px\u00a0\u00bb custom_margin=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb custom_padding=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb1_2&Prime; module_class=\u00a0\u00bbds-vertical-align\u00a0\u00bb _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_padding=\u00a0\u00bb50px|100px|50px|100px|false|false\u00a0\u00bb custom_padding_tablet=\u00a0\u00bb50px|65px|35px|65px|false|false\u00a0\u00bb custom_padding_phone=\u00a0\u00bb40px|25px|25px|25px|false|false\u00a0\u00bb custom_padding_last_edited=\u00a0\u00bbon|tablet\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_layout=\u00a0\u00bbdark\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h4>PROJET<\/h4>\n<p>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.21.0&Prime; _dynamic_attributes=\u00a0\u00bbcontent\u00a0\u00bb _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_layout=\u00a0\u00bbdark\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF90aXRsZSIsInNldHRpbmdzIjp7ImJlZm9yZSI6IjxoMT4iLCJhZnRlciI6IjwvaDE+In19@[\/et_pb_text][et_pb_button button_url=\u00a0\u00bbhttps:\/\/sanexen.com\/wp-content\/uploads\/2025\/01\/Business-Rio-Tinto_Jan15_FR.pdf\u00a0\u00bb button_text=\u00a0\u00bbT\u00c9L\u00c9CHARGER PDF\u00a0\u00bb module_class=\u00a0\u00bbborder-button-white\u00a0\u00bb _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb hover_enabled=\u00a0\u00bb0&Prime; global_colors_info=\u00a0\u00bb{}\u00a0\u00bb disabled_on=\u00a0\u00bbon|on|on\u00a0\u00bb disabled=\u00a0\u00bbon\u00a0\u00bb sticky_enabled=\u00a0\u00bb0&Prime;][\/et_pb_button][\/et_pb_column][et_pb_column type=\u00a0\u00bb1_2&Prime; module_class=\u00a0\u00bbds-vertical-align\u00a0\u00bb _builder_version=\u00a0\u00bb4.21.0&Prime; _dynamic_attributes=\u00a0\u00bbbackground_image\u00a0\u00bb _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_image=\u00a0\u00bb@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9mZWF0dXJlZF9pbWFnZSIsInNldHRpbmdzIjp7fX0=@\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb custom_css_main_element_last_edited=\u00a0\u00bbon|phone\u00a0\u00bb custom_css_main_element_tablet=\u00a0\u00bbmin-height:325px!important;||background-position-y:25%;\u00a0\u00bb custom_css_main_element_phone=\u00a0\u00bbmin-height:300px!important;||\u00a0\u00bb][et_pb_divider show_divider=\u00a0\u00bboff\u00a0\u00bb _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_divider][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; _builder_version=\u00a0\u00bb4.21.0&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb custom_padding=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row column_structure=\u00a0\u00bb1_3,2_3&Prime; use_custom_gutter=\u00a0\u00bbon\u00a0\u00bb gutter_width=\u00a0\u00bb1&Prime; make_equal=\u00a0\u00bbon\u00a0\u00bb _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb width=\u00a0\u00bb100%\u00a0\u00bb max_width=\u00a0\u00bb100%\u00a0\u00bb custom_margin=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb custom_padding=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb1_3&Prime; _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_color=\u00a0\u00bb#F4F4F4&Prime; background_enable_image=\u00a0\u00bboff\u00a0\u00bb custom_padding=\u00a0\u00bb65px|80px|65px|80px|false|false\u00a0\u00bb custom_padding_tablet=\u00a0\u00bb65px|80px|65px|80px|false|false\u00a0\u00bb custom_padding_phone=\u00a0\u00bb45px|25px|45px|25px|false|false\u00a0\u00bb custom_padding_last_edited=\u00a0\u00bbon|phone\u00a0\u00bb custom_css_main_element=\u00a0\u00bbbackground-position-y:25%;\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb custom_css_main_element_last_edited=\u00a0\u00bbon|phone\u00a0\u00bb custom_css_main_element_phone=\u00a0\u00bbmin-height:300px!important;||background-position-y:25%;\u00a0\u00bb custom_css_main_element_tablet=\u00a0\u00bbmin-height:325px!important;||background-position-y:25%;\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.21.0&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb||15px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h5>SERVICE<\/h5>\n<p>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb link_font=\u00a0\u00bb|300|||||||\u00a0\u00bb link_text_color=\u00a0\u00bb#666666&Prime; custom_margin=\u00a0\u00bb||40px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<a href=\"https:\/\/sanexen.com\/fr\/dragage-deshydratation\/\">Dragage et d\u00e9shydratation<\/a><br \/>\n<a href=\"https:\/\/sanexen.com\/fr\/traitement-effluents-industriels\/\">Traitement des effluents industriels<\/a>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb||15px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h5>INDUSTRIE<\/h5>\n<p>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb||40px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]Fabrication[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb||15px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h5>LIEU DU PROJET<\/h5>\n<p>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb||40px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p>Laterri\u00e8re, Saguenay, Qu\u00e9bec<\/p>\n<p>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb||15px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h5>DATE DU PROJET<\/h5>\n<p>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb||40px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p>Juin 2022<\/p>\n<p>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb||15px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h5>QUANTIT\u00c9<\/h5>\n<p>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb||0px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]2 375 m<sup style=\"font-size: 10px;\">3<\/sup> d\u2019eau trait\u00e9e[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb2_3&Prime; _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_padding=\u00a0\u00bb65px|80px|65px|80px|false|false\u00a0\u00bb custom_padding_tablet=\u00a0\u00bb50px|75px|40px|75px|false|false\u00a0\u00bb custom_padding_phone=\u00a0\u00bb45px|25px|45px|25px|false|false\u00a0\u00bb custom_padding_last_edited=\u00a0\u00bbon|desktop\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb||25px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h5>D\u00c9FIS<\/h5>\n<p>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_padding=\u00a0\u00bb||50px||false|false\u00a0\u00bb custom_padding_tablet=\u00a0\u00bb||40px||false|false\u00a0\u00bb custom_padding_phone=\u00a0\u00bb||30px||false|false\u00a0\u00bb custom_padding_last_edited=\u00a0\u00bbon|phone\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]Un bassin de s\u00e9dimentation de 20\u202f000\u202fm<sup style=\"font-size:10px;\">3<\/sup> devait \u00eatre dragu\u00e9 et l\u2019eau issue de ces op\u00e9rations devait \u00eatre trait\u00e9e pour abaisser sa teneur en fluorure et aluminium, 6\u202fjours sur\u202f7, 24h\/24, tout en suivant la cadence du dragage. [\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb||25px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h5>CONTEXTE<\/h5>\n<p>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]En juin 2022, Rio Tinto Alcan et la firme de g\u00e9nie-conseil BBA ont contact\u00e9 Sanexen afin de traiter en urgence l\u2019eau r\u00e9sultant du dragage des boues du bassin de s\u00e9dimentation situ\u00e9 en fin de proc\u00e9d\u00e9 de l\u2019usine de Rio Tinto Alcan, \u00e0 Laterri\u00e8re (Saguenay).  [\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; _builder_version=\u00a0\u00bb4.21.0&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb custom_padding=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row column_structure=\u00a0\u00bb1_3,2_3&Prime; use_custom_gutter=\u00a0\u00bbon\u00a0\u00bb gutter_width=\u00a0\u00bb1&Prime; make_equal=\u00a0\u00bbon\u00a0\u00bb _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb width=\u00a0\u00bb100%\u00a0\u00bb max_width=\u00a0\u00bb100%\u00a0\u00bb custom_margin=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb custom_padding=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb1_3&Prime; _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_image=\u00a0\u00bbhttps:\/\/sanexen.com\/wp-content\/uploads\/2025\/01\/Industrial-Effluents-Rio-Tinto-Map.jpg\u00a0\u00bb custom_css_main_element=\u00a0\u00bbbackground-position-y:25%;\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb custom_css_main_element_last_edited=\u00a0\u00bbon|phone\u00a0\u00bb custom_css_main_element_phone=\u00a0\u00bbmin-height:300px!important;||background-position-y:25%;\u00a0\u00bb custom_css_main_element_tablet=\u00a0\u00bbmin-height:325px!important;||background-position-y:25%;\u00a0\u00bb][et_pb_divider show_divider=\u00a0\u00bboff\u00a0\u00bb _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_divider][\/et_pb_column][et_pb_column type=\u00a0\u00bb2_3&Prime; _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_color=\u00a0\u00bb#F4F4F4&Prime; custom_padding=\u00a0\u00bb65px|80px|65px|80px|false|false\u00a0\u00bb custom_padding_tablet=\u00a0\u00bb50px|75px|40px|75px|false|false\u00a0\u00bb custom_padding_phone=\u00a0\u00bb45px|25px|45px|25px|false|false\u00a0\u00bb custom_padding_last_edited=\u00a0\u00bbon|desktop\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.21.0&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb||25px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h5>SOLUTION<\/h5>\n<p>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_padding=\u00a0\u00bb||3px||false|false\u00a0\u00bb custom_padding_tablet=\u00a0\u00bb||40px||false|false\u00a0\u00bb custom_padding_phone=\u00a0\u00bb||30px||false|false\u00a0\u00bb custom_padding_last_edited=\u00a0\u00bbon|phone\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p>Conception, mobilisation et mise en \u0153uvre en l\u2019espace de 2\u202fmois d\u2019une unit\u00e9 mobile de traitement employant un proc\u00e9d\u00e9, test\u00e9 en laboratoire par BBA, permettant une capacit\u00e9 de traitement de 35\u202fm3\/h d\u2019eau contamin\u00e9e. Un programme de suivi du proc\u00e9d\u00e9 et de la qualit\u00e9 de l\u2019eau trait\u00e9e a \u00e9t\u00e9 mis en place, conform\u00e9ment aux demandes du client.<\/p>\n<p>Les objectifs de traitement fix\u00e9s par Rio Tinto Alcan \u00e9taient de\u202f20\u202fmg\/l de fluorures totaux et 1,5\u202fmg\/l d\u2019aluminium total. L\u2019eau trait\u00e9e \u00e9tait analys\u00e9e sur place 2\u202ffois par quart de 12\u202fheures en plus d\u2019\u00eatre analys\u00e9e par un laboratoire accr\u00e9dit\u00e9 sur un d\u00e9lai de 24\u202fh afin d\u2019en v\u00e9rifier la qualit\u00e9. Les technologies suivantes ont \u00e9t\u00e9 utilis\u00e9es\u202f:<\/p>\n<ul>\n<li>D\u00e9cantation<\/li>\n<li>D\u00e9fluoruration par la m\u00e9thode Nalgonda (ajout de lait de chaux)<\/li>\n<li>Coagulation<\/li>\n<li>Neutralisation par l\u2019ajout d\u2019acide<\/li>\n<li>Ch\u00e9lation de l\u2019aluminium (MetalsorbTM)<\/li>\n<li>Filtration<\/li>\n<li>Adsorption du fluor sur alumine activ\u00e9e<\/li>\n<\/ul>\n<p>Les eaux et boues dragu\u00e9es du bassin de s\u00e9dimentation \u00e9taient centrifug\u00e9es et l\u2019eau \u00e9tait directement envoy\u00e9e dans le r\u00e9servoir de d\u00e9cantation primaire du proc\u00e9d\u00e9 de traitement d\u2019eau. L\u2019ajout et le m\u00e9lange des r\u00e9actifs chimiques se faisaient directement dans les conduites gr\u00e2ce \u00e0 un assemblage d\u2019un serpentin de m\u00e9lange compact con\u00e7u sp\u00e9cialement pour ce projet. Une d\u00e9cantation secondaire imm\u00e9diatement apr\u00e8s le m\u00e9lange a \u00e9t\u00e9 r\u00e9alis\u00e9e pour \u00e9viter un rejet de boues dans la cuve lors de l\u2019entretien. L\u2019eau trait\u00e9e \u00e9tait ensuite retourn\u00e9e au bassin \u00e0 l\u2019endroit de la d\u00e9charge.<\/p>\n<p>Le projet a permis de traiter 2\u202f375\u202fm<sup style=\"font-size: 10px;\">3<\/sup> d\u2019eau contamin\u00e9e.<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; _builder_version=\u00a0\u00bb4.21.0&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb custom_padding=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row column_structure=\u00a0\u00bb1_2,1_2&Prime; use_custom_gutter=\u00a0\u00bbon\u00a0\u00bb gutter_width=\u00a0\u00bb1&Prime; make_equal=\u00a0\u00bbon\u00a0\u00bb _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_color=\u00a0\u00bb#00B5E2&Prime; width=\u00a0\u00bb100%\u00a0\u00bb max_width=\u00a0\u00bb100%\u00a0\u00bb min_height=\u00a0\u00bb515px\u00a0\u00bb custom_margin=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb custom_padding=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb1_2&Prime; module_class=\u00a0\u00bbds-vertical-align\u00a0\u00bb _builder_version=\u00a0\u00bb4.21.0&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_padding=\u00a0\u00bb45px|80px|45px|80px|false|false\u00a0\u00bb custom_padding_tablet=\u00a0\u00bb|30px|50px|30px|false|false\u00a0\u00bb custom_padding_phone=\u00a0\u00bb|30px|50px|30px|false|false\u00a0\u00bb custom_padding_last_edited=\u00a0\u00bbon|phone\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb header_2_font_size=\u00a0\u00bb30px\u00a0\u00bb background_layout=\u00a0\u00bbdark\u00a0\u00bb custom_padding=\u00a0\u00bb||30px||false|false\u00a0\u00bb custom_padding_tablet=\u00a0\u00bb||30px||false|false\u00a0\u00bb custom_padding_phone=\u00a0\u00bb||30px||false|false\u00a0\u00bb custom_padding_last_edited=\u00a0\u00bbon|tablet\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h2 style=\"text-align: center;\">INT\u00c9RESS\u00c9S \u00c0<br \/>\nTRAVAILLER AVEC NOUS?<\/h2>\n<p>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_layout=\u00a0\u00bbdark\u00a0\u00bb custom_padding=\u00a0\u00bb||30px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h4 style=\"text-align: center;\">Contactez-nous pour en apprendre plus.<\/h4>\n<p>[\/et_pb_text][et_pb_button button_url=\u00a0\u00bb@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjI0MiJ9fQ==@\u00a0\u00bb button_text=\u00a0\u00bbNOUS \u00c9CRIRE\u00a0\u00bb button_alignment=\u00a0\u00bbcenter\u00a0\u00bb module_class=\u00a0\u00bbborder-button-white\u00a0\u00bb _builder_version=\u00a0\u00bb4.22.1&Prime; _dynamic_attributes=\u00a0\u00bbbutton_url\u00a0\u00bb _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_button][\/et_pb_column][et_pb_column type=\u00a0\u00bb1_2&Prime; _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_image=\u00a0\u00bbhttps:\/\/sanexen.com\/wp-content\/uploads\/2025\/01\/Industrial-Effluents-Rio-Tinto-Contact.jpg\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb custom_css_main_element_last_edited=\u00a0\u00bbon|tablet\u00a0\u00bb custom_css_main_element_phone=\u00a0\u00bbmin-height:300px!important;||background-position-y:25%;\u00a0\u00bb custom_css_main_element_tablet=\u00a0\u00bbmin-height:325px!important;||background-position-y:25%;\u00a0\u00bb][et_pb_divider show_divider=\u00a0\u00bboff\u00a0\u00bb _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_divider][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; custom_padding_last_edited=\u00a0\u00bbon|desktop\u00a0\u00bb _builder_version=\u00a0\u00bb4.19.5&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_padding=\u00a0\u00bb75px||0px||false|false\u00a0\u00bb custom_padding_tablet=\u00a0\u00bb40px||40px||true|false\u00a0\u00bb custom_padding_phone=\u00a0\u00bb40px||40px||true|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row column_structure=\u00a0\u00bb1_2,1_2&Prime; use_custom_gutter=\u00a0\u00bbon\u00a0\u00bb gutter_width=\u00a0\u00bb1&Prime; _builder_version=\u00a0\u00bb4.19.5&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb width=\u00a0\u00bb86%\u00a0\u00bb max_width=\u00a0\u00bbnone\u00a0\u00bb custom_padding=\u00a0\u00bb0px||35px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb1_2&Prime; _builder_version=\u00a0\u00bb4.19.5&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb header_3_font=\u00a0\u00bb|||on|||||\u00a0\u00bb header_3_font_size=\u00a0\u00bb25px\u00a0\u00bb custom_margin=\u00a0\u00bb||0px||false|false\u00a0\u00bb custom_padding=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3>Voir des projets similaires<\/h3>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb1_2&Prime; _builder_version=\u00a0\u00bb4.19.5&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text disabled_on=\u00a0\u00bbon|on|on\u00a0\u00bb module_class=\u00a0\u00bbreadmore-link\u00a0\u00bb _builder_version=\u00a0\u00bb4.22.1&Prime; _dynamic_attributes=\u00a0\u00bblink_option_url\u00a0\u00bb _module_preset=\u00a0\u00bbdefault\u00a0\u00bb text_orientation=\u00a0\u00bbright\u00a0\u00bb width=\u00a0\u00bb160px\u00a0\u00bb module_alignment=\u00a0\u00bbright\u00a0\u00bb custom_padding=\u00a0\u00bb0px||||false|false\u00a0\u00bb custom_padding_tablet=\u00a0\u00bb15px||||false|false\u00a0\u00bb custom_padding_phone=\u00a0\u00bb15px||||false|false\u00a0\u00bb custom_padding_last_edited=\u00a0\u00bbon|desktop\u00a0\u00bb link_option_url=\u00a0\u00bb@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjE3NTAifX0=@\u00a0\u00bb text_orientation_tablet=\u00a0\u00bbleft\u00a0\u00bb text_orientation_phone=\u00a0\u00bbleft\u00a0\u00bb text_orientation_last_edited=\u00a0\u00bbon|phone\u00a0\u00bb disabled=\u00a0\u00bbon\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p>EN VOIR PLUS<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.5&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb width=\u00a0\u00bb86%\u00a0\u00bb max_width=\u00a0\u00bbnone\u00a0\u00bb custom_padding=\u00a0\u00bb0px||0px||true|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.5&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_custblog post_type=\u00a0\u00bbproject\u00a0\u00bb include_categories_project_category=\u00a0\u00bb90,91,93&Prime; fullwidth=\u00a0\u00bboff\u00a0\u00bb posts_number=\u00a0\u00bb3&Prime; use_manual_excerpt=\u00a0\u00bboff\u00a0\u00bb show_more=\u00a0\u00bbon\u00a0\u00bb show_author=\u00a0\u00bboff\u00a0\u00bb show_date=\u00a0\u00bboff\u00a0\u00bb show_categories=\u00a0\u00bboff\u00a0\u00bb show_excerpt=\u00a0\u00bboff\u00a0\u00bb show_pagination=\u00a0\u00bboff\u00a0\u00bb _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_custblog][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PROJETSERVICEDragage et d\u00e9shydratation Traitement des effluents industrielsINDUSTRIEFabricationLIEU DU PROJETLaterri\u00e8re, Saguenay, Qu\u00e9becDATE DU PROJETJuin 2022QUANTIT\u00c92 375 m3 d\u2019eau trait\u00e9eD\u00c9FISUn bassin de s\u00e9dimentation de 20\u202f000\u202fm3 devait \u00eatre dragu\u00e9 et l\u2019eau issue de ces op\u00e9rations devait \u00eatre trait\u00e9e pour abaisser sa teneur en fluorure et aluminium, 6\u202fjours sur\u202f7, 24h\/24, tout en suivant la cadence du dragage. CONTEXTEEn juin [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":12118,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"project_category":[89,88,91],"project_tag":[],"class_list":["post-12129","project","type-project","status-publish","has-post-thumbnail","hentry","project_category-dredging-and-dewatering","project_category-industrial-effluents-treatment","project_category-traitement-effluents-industriels"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Dragage d\u2019un basin de s\u00e9dimentation de Rio Tinto Alcan | SANEXEN<\/title>\n<meta name=\"description\" content=\"Rio Tinto Alcan a contact\u00e9 SANEXEN afin de traiter l\u2019eau r\u00e9sultant du dragage des boues du bassin de s\u00e9dimentation de leur usine au Saguenay\" \/>\n<meta name=\"robots\" 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