{"id":26198,"date":"2022-02-09T11:08:18","date_gmt":"2022-02-09T10:08:18","guid":{"rendered":"https:\/\/www.deschacht.eu\/?post_type=portfolio&#038;p=26198"},"modified":"2022-12-13T14:24:36","modified_gmt":"2022-12-13T13:24:36","slug":"un-tout-premier-chantier-de-tuyaux-degouttage-en-gres-en-wallonie","status":"publish","type":"portfolio","link":"https:\/\/www.deschacht.eu\/fr\/project\/un-tout-premier-chantier-de-tuyaux-degouttage-en-gres-en-wallonie\/","title":{"rendered":"Un tout premier chantier de tuyaux d\u2019\u00e9gouttage en gr\u00e8s en Wallonie"},"content":{"rendered":"<div class=\"wpb-content-wrapper\">[vc_row][vc_column][vc_empty_space height=&#8221;30px&#8221;][\/vc_column][\/vc_row][vc_row][vc_column width=&#8221;2\/3&#8243; css=&#8221;.vc_custom_1528199106744{padding-right: 30px !important;}&#8221;][vc_column_text]<em>A Flostoy (Havelange), l\u2019entreprise g\u00e9n\u00e9rale Roiseux r\u00e9alise actuellement pour l\u2019intercommunale INASEP le nouvel \u00e9gouttage d\u2019une voirie existante. En raison d\u2019une pente parfois importante, des tuyaux en gr\u00e8s ont \u00e9t\u00e9 choisis par le ma\u00eetre d\u2019ouvrage et mis en \u0153uvre par l\u2019entrepreneur, bien aid\u00e9 en cela par Deschacht, qui a fourni du mat\u00e9riel moderne, conforme et certifi\u00e9 Benor.<\/em><\/p>\n<p>Dans le cadre de ce projet, 288 m de tuyaux en gr\u00e8s s\u00e9rie 160, de diam\u00e8tre 400, ainsi que des pi\u00e8ces sp\u00e9ciales de scellement pour les chambres de visite (fournies par le b\u00e9tonnier Prob\u00e9mal) ont \u00e9t\u00e9 mis en \u0153uvre. Mais pourquoi avoir choisi le gr\u00e8s, un mat\u00e9riau que l\u2019on n\u2019emploie plus gu\u00e8re pour les \u00e9gouttages, dans la mesure o\u00f9 d\u2019autres mat\u00e9riaux, tel que le PVC sous toutes ses formes, sont disponibles sur le march\u00e9, plus l\u00e9gers et plus faciles \u00e0 installer\u00a0?<\/p>\n<h4><strong>Des conditions particuli\u00e8res<\/strong><\/h4>\n<p>\u00ab\u00a0Le ma\u00eetre d\u2019ouvrage a choisi le gr\u00e8s parce que la voirie \u00e9tait en pente \u2013 jusqu\u2019\u00e0 8% \u00e0 un endroit \u2013 mais \u00e9galement parce que les deux parties \u00e0 relier \u00e9taient d\u00e9j\u00e0 en gr\u00e8s\u00a0\u00bb, explique Serge Lanners, conducteur de chantier chez Roiseux, qui pr\u00e9cise pourquoi il s\u2019est adress\u00e9 \u00e0 Deschacht. \u00ab\u00a0Nous sommes partis \u00e0 la recherche d\u2019un fournisseur et nous avons pos\u00e9 la question \u00e0 Deschacht, chez qui nous achetons r\u00e9guli\u00e8rement des chambres de visite, des trappillons et des avaloirs car leurs prix sont tr\u00e8s int\u00e9ressants.\u00a0\u00bb<\/p>\n<h4><strong>Un nouveau partenaire<\/strong><\/h4>\n<p>Cette demande a suscit\u00e9 toute l\u2019attention de Vincent Brehl, conseiller technico-commercial chez Deschacht. \u00ab\u00a0Avec l\u2019aide d\u2019un nouveau partenaire fournissant des tuyaux certifi\u00e9s Benor et conformes aux normes europ\u00e9ennes, nous avons amen\u00e9 une alternative aux produits existants sur le march\u00e9.\u00a0\u00bb Ce qui a fait la diff\u00e9rence\u00a0? \u00ab\u00a0Notre capacit\u00e9 \u00e0 livrer tr\u00e8s rapidement ces tuyaux, qui \u00e9taient de stock chez notre fournisseur, de m\u00eame que tous les conseils et fiches techniques n\u00e9cessaires.\u00a0\u00bb<\/p>\n<h4><strong>Le gr\u00e8s, mat\u00e9riau du pass\u00e9\u00a0?<\/strong><\/h4>\n<p>Mais le gr\u00e8s n\u2019est-il pas un mat\u00e9riau du pass\u00e9, qui plus est difficile \u00e0 manipuler et \u00e0 placer\u00a0? Serge Lanners\u00a0: \u00ab\u00a0On travaille de moins en moins avec du gr\u00e8s. C\u2019est une fa\u00e7on de faire ancienne mais les tuyaux en gr\u00e8s ont, heureusement, bien \u00e9volu\u00e9 et ne sont plus les m\u00eames qu\u2019il y a 20-30 ans. Bien entendu, le travail reste plus d\u00e9licat car le gr\u00e8s est cassant. Et, pour les raccordements futurs, il faudra r\u00e9aliser des carottages avec un outil sp\u00e9cial, ce qui sera plus compliqu\u00e9 qu\u2019avec des tuyaux en PVC se raccordant avec de simples T.\u00a0\u00bb<\/p>\n<p>Mais qu\u2019\u00e0 cela ne tienne, Roiseux et Deschacht peuvent d\u2019ores et d\u00e9j\u00e0 se montrer fiers de ce premier chantier en gr\u00e8s en Wallonie, qui va sans aucun doute en appeler d\u2019autres.[\/vc_column_text][\/vc_column][vc_column width=&#8221;1\/3&#8243;][vc_row_inner][vc_column_inner css=&#8221;.vc_custom_1530191485844{background-color: #fec92e !important;}&#8221;][vc_column_text css=&#8221;.vc_custom_1644401296629{padding-top: 30px !important;padding-right: 30px !important;padding-bottom: 30px !important;padding-left: 30px !important;}&#8221;]\n<h3><span style=\"color: #082c5d;\">Deschacht :<\/span><\/h3>\n<p><span style=\"color: #082c5d;\">\u2794 <a style=\"color: #082c5d;\" href=\"https:\/\/www.deschacht.eu\/fr\/installation-de-services-dutilite-publique\/renovation-des-egouts-tuyaux-de-dechargement\/tuyaux-de-refoulement-en-pe-pfv-pp-gres\/\">Conduites gr\u00e8s<\/a><\/span>[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_empty_space height=&#8221;10px&#8221;][vc_single_image image=&#8221;26193&#8243; img_size=&#8221;full&#8221;][\/vc_column][\/vc_row][vc_row][vc_column][vc_empty_space height=&#8221;30px&#8221;][\/vc_column][\/vc_row][vc_row][vc_column]<div class=\"rd_img_gallery_ctn clearfix\" style=\"margin:0px auto 0px;\"><a class=\"ig_col_6 \" href=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-6.jpg\"  rel=\"prettyPhoto[rel-154830152]\" ><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-6-150x150.jpg\" class=\"attachment-thumbnail\" alt=\"\" title=\"deschacht-case-gres (6)\" srcset=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-6-150x150.jpg 150w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-6-170x170.jpg 170w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-6-400x400.jpg 400w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-6-768x768.jpg 768w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-6-570x570.jpg 570w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a><a class=\"ig_col_6 \" href=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-3.jpg\"  rel=\"prettyPhoto[rel-154830152]\" ><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-3-150x150.jpg\" class=\"attachment-thumbnail\" alt=\"\" title=\"deschacht-case-gres (3)\" srcset=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-3-150x150.jpg 150w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-3-170x170.jpg 170w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-3-400x400.jpg 400w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-3-768x768.jpg 768w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-3-570x570.jpg 570w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a><a class=\"ig_col_6 \" href=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-2.jpg\"  rel=\"prettyPhoto[rel-154830152]\" ><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-2-150x150.jpg\" class=\"attachment-thumbnail\" alt=\"\" title=\"deschacht-case-gres (2)\" srcset=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-2-150x150.jpg 150w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-2-170x170.jpg 170w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-2-400x400.jpg 400w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-2-768x768.jpg 768w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-2-570x570.jpg 570w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a><a class=\"ig_col_6 \" href=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-4.jpg\"  rel=\"prettyPhoto[rel-154830152]\" ><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-4-150x150.jpg\" class=\"attachment-thumbnail\" alt=\"\" title=\"deschacht-case-gres (4)\" srcset=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-4-150x150.jpg 150w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-4-170x170.jpg 170w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-4-400x400.jpg 400w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-4-768x768.jpg 768w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-4-570x570.jpg 570w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a><a class=\"ig_col_6 \" href=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-1-768x1024.jpg\"  rel=\"prettyPhoto[rel-154830152]\" ><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-1-150x150.jpg\" class=\"attachment-thumbnail\" alt=\"\" title=\"deschacht-case-gres (1)\" srcset=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-1-150x150.jpg 150w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-1-170x170.jpg 170w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-1-400x400.jpg 400w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-1-768x768.jpg 768w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-1-570x570.jpg 570w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a><a class=\"ig_col_6 \" href=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-5-768x1024.jpg\"  rel=\"prettyPhoto[rel-154830152]\" ><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-5-150x150.jpg\" class=\"attachment-thumbnail\" alt=\"\" title=\"deschacht-case-gres (5)\" srcset=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-5-150x150.jpg 150w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-5-170x170.jpg 170w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-5-400x400.jpg 400w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-5-768x768.jpg 768w, https:\/\/www.deschacht.eu\/wp-content\/uploads\/2022\/02\/deschacht-case-gres-5-570x570.jpg 570w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a><\/div>[\/vc_column][\/vc_row][vc_row][vc_column][vc_empty_space height=&#8221;30px&#8221;][\/vc_column][\/vc_row][vc_row equal_height=&#8221;yes&#8221;][vc_column css=&#8221;.vc_custom_1623847074827{background-color: #f3f3f3 !important;}&#8221;][vc_column_text css=&#8221;.vc_custom_1644401222939{padding-top: 30px !important;padding-right: 30px !important;padding-bottom: 30px !important;padding-left: 30px !important;}&#8221;]\n<h4><span style=\"color: #333333;\">Entreprise g\u00e9n\u00e9rale A.Roiseux sa<\/span><\/h4>\n<p><strong>Localisation :<\/strong> Saint-Hubert<br \/>\n<strong>Constitution :<\/strong> 1993<br \/>\n<strong>Effectifs :<\/strong> une trentaine de collaborateurs<br \/>\n<strong>Activit\u00e9s :<\/strong> Entreprise g\u00e9n\u00e9rale agr\u00e9\u00e9e pour les classes 1, 2, 3, 5 et 6.<br \/>\n<strong>Services sur ce projet :<\/strong> R\u00e9alisation d\u2019un nouveau r\u00e9seau d\u2019\u00e9gouttage en gr\u00e8s dans une voirie existante[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=&#8221;full-width-section&#8221;][vc_column][vc_empty_space height=&#8221;80px&#8221;][vc_column_text css=&#8221;.vc_custom_1670936326530{margin-bottom: 15px !important;}&#8221;]\n<h1 style=\"text-align: left;\"><span style=\"color: #082c5d;\">Voir aussi les <strong>r\u00e9alisations<\/strong> suivantes<\/span><\/h1>\n[\/vc_column_text][vc_empty_space height=&#8221;10px&#8221;]<div class=\"clearfix\" style=\"padding-top:0px\"><\/div><style type=\"text\/css\" >.rd_wrptkr3erm6ll13bbggl .port_details{background:#f3f3f3; border:1px solid #ffffff; }.rd_wrptkr3erm6ll13bbggl .port_details:before{background:#f3f3f3;}.rd_wrptkr3erm6ll13bbggl .carousel_recent_post:hover .port_details{background:#ffffff; border:1px solid #ffffff; }.rd_wrptkr3erm6ll13bbggl .carousel_recent_post:hover .port_details:before{background:#ffffff;}.rd_wrptkr3erm6ll13bbggl .port_details h2 a{color:#082c5d;}.rd_wrptkr3erm6ll13bbggl .port_details h3{color:#333333;}.rd_wrptkr3erm6ll13bbggl .carousel_recent_post:hover .port_details h2 a,.rd_wrptkr3erm6ll13bbggl .carousel_recent_post:hover .port_details h3{color:#fec92e; }<\/style>\n\t\t<script type=\"text\/javascript\" charset=\"utf-8\">\n\t\tjQuery.noConflict();\t\t\n\t\t\n\t\/\/setup up Carousel\n\t\t\n\t\tjQuery(document).ready(function($) {\t\n\t\t\"use 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class=\"recent_port_ctn\">\n    <div class=\"filter_img\"><a href=\"https:\/\/www.deschacht.eu\/fr\/project\/nouveau-centre-de-tri-vanheede-a-engis-un-reseau-degouttage-optimise\/\" class=\"ico_link\">\n      <img loading=\"lazy\" decoding=\"async\" width=\"586\" height=\"440\" src=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2026\/05\/521_Vanheede_Engis_Ecodream_0-586x440.jpg\" class=\"attachment-586x440 size-586x440 wp-post-image\" alt=\"\" title=\"\" \/>      <\/a>\n      <a href=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2026\/05\/521_Vanheede_Engis_Ecodream_0.jpg\" class=\"prettyPhoto port_img_link\"><span class='img_link'><\/span><\/a><a href='https:\/\/www.deschacht.eu\/fr\/project\/nouveau-centre-de-tri-vanheede-a-engis-un-reseau-degouttage-optimise\/' class='port_post_link'><span class='post_link'><h2 class='fw_port_link'>Nouveau centre de tri Vanheede \u00e0 Engis : un r\u00e9seau d\u2019\u00e9gouttage optimis\u00e9 pour un site industriel de grande 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src=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2026\/04\/image00015-scaled-586x440.jpeg\" class=\"attachment-586x440 size-586x440 wp-post-image\" alt=\"Tubao-tank\" title=\"\" \/>      <\/a>\n      <a href=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2026\/04\/image00015-scaled.jpeg\" class=\"prettyPhoto port_img_link\"><span class='img_link'><\/span><\/a><a href='https:\/\/www.deschacht.eu\/fr\/project\/stockage-deau-souterrain-tourne-vers-lavenir-avec-une-cuve-tubao-de-125-000-litres\/' class='port_post_link'><span class='post_link'><h2 class='fw_port_link'>Stockage d\u2019eau souterrain tourn\u00e9 vers l\u2019avenir avec une cuve Tubao de 125 000 litres<\/h2><h3 class='fw_port_tag'>travaux routiers et d\u2019\u00e9gouttage <\/h3><\/span><\/a>    <\/div>\n<div class=\"port_details\">\n\t\t<h2><a href=\"https:\/\/www.deschacht.eu\/fr\/project\/stockage-deau-souterrain-tourne-vers-lavenir-avec-une-cuve-tubao-de-125-000-litres\/\">Stockage d\u2019eau souterrain tourn\u00e9 vers l\u2019avenir avec une cuve Tubao de 125 000 litres<\/a><\/h2>\n\t\t<h3>travaux routiers et d\u2019\u00e9gouttage <\/h3>\n        <\/div>\n  <\/div>\n<\/li>\n<!-- portfolio item -->\n\n<li class=\"carousel_recent_post prsc\">\n  <div class=\"recent_port_ctn\">\n    <div class=\"filter_img\"><a href=\"https:\/\/www.deschacht.eu\/fr\/project\/gestion-des-eaux-pluviales-pour-un-colruyt-a-saint-servais-un-bassin-dorage-columnbox\/\" class=\"ico_link\">\n      <img loading=\"lazy\" decoding=\"async\" width=\"586\" height=\"440\" src=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2026\/03\/20251003_134838-scaled-586x440.jpg\" class=\"attachment-586x440 size-586x440 wp-post-image\" alt=\"\" title=\"\" \/>      <\/a>\n      <a href=\"https:\/\/www.deschacht.eu\/wp-content\/uploads\/2026\/03\/20251003_134838-scaled.jpg\" class=\"prettyPhoto port_img_link\"><span class='img_link'><\/span><\/a><a 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