{"id":96,"date":"2015-02-26T15:32:26","date_gmt":"2015-02-26T14:32:26","guid":{"rendered":"http:\/\/www.efco.lu\/?page_id=96"},"modified":"2015-05-20T16:30:25","modified_gmt":"2015-05-20T15:30:25","slug":"fondations-speciales","status":"publish","type":"page","link":"https:\/\/www.efco.lu\/?page_id=96&lang=fr","title":{"rendered":"Fondations sp\u00e9ciales"},"content":{"rendered":"<style type=\"text\/css\"><!--\nP { margin-bottom: 0.21cm; }\n--><\/style>\n<ul>\n<li><i>Pieux for\u00e9s\u00a0tub\u00e9s :<\/i>Habituellement utilis\u00e9 comme \u00e9l\u00e9ment de fondation pour des b\u00e2timents ou des ouvrages d&rsquo;art, la technique dite des pieux for\u00e9s et tub\u00e9s consiste \u00e0 r\u00e9aliser un forage au moyen d&rsquo;une tari\u00e8re sous protection d&rsquo;un tubage puis \u00e0 remplir l&rsquo;excavation avec du b\u00e9ton et une armature.Ce type de proc\u00e9d\u00e9 est \u00e9galement utilis\u00e9 pour la r\u00e9alisation de forages destin\u00e9s \u00e0 la mise en \u0153uvre de profils m\u00e9talliques pour des blindages de type paroi berlinoises, pour le pr\u00e9forage de palplanches ou pour des puits de pompage.\n<p>&nbsp;<\/p>\n<p>Ce type de forage est particuli\u00e8rement bien adapt\u00e9 \u00e0 la g\u00e9ologie pr\u00e9sente au Grand Duch\u00e9 du Luxembourg o\u00f9 l&rsquo;on rencontre \u00e0 la fois des terrains allant des argiles et limons jusqu&rsquo;\u00e0 des sols plus durs. (Calcaire dolomitiques, gr\u00e8s du Luxembourg, etc.)<\/p>\n<p>\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-1 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-1 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-1' class='gallery galleryid-96 gallery-columns-3 gallery-size-thumbnail'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/www.efco.lu\/?attachment_id=59'><img width=\"150\" height=\"150\" src=\"https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Pieux-for\u00e9s-tub\u00e9s-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Pieux-for\u00e9s-tub\u00e9s-150x150.jpg 150w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Pieux-for\u00e9s-tub\u00e9s-60x60.jpg 60w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Pieux-for\u00e9s-tub\u00e9s-50x50.jpg 50w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Pieux-for\u00e9s-tub\u00e9s-100x100.jpg 100w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/www.efco.lu\/?attachment_id=226'><img width=\"150\" height=\"150\" src=\"https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/02\/IMAG0213-1-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/02\/IMAG0213-1-150x150.jpg 150w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/02\/IMAG0213-1-60x60.jpg 60w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/02\/IMAG0213-1-50x50.jpg 50w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/02\/IMAG0213-1-100x100.jpg 100w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.efco.lu\/?attachment_id=227'><img width=\"150\" height=\"150\" src=\"https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/02\/pieux-for\u00e9s-tub\u00e9s-1-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/02\/pieux-for\u00e9s-tub\u00e9s-1-150x150.jpg 150w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/02\/pieux-for\u00e9s-tub\u00e9s-1-60x60.jpg 60w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/02\/pieux-for\u00e9s-tub\u00e9s-1-50x50.jpg 50w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/02\/pieux-for\u00e9s-tub\u00e9s-1-100x100.jpg 100w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n<\/li>\n<\/ul>\n<ul>\n<li><i>Micropieux\u00a0:<\/i> La technique des micropieux est semblable aux pieux for\u00e9s tub\u00e9s, la principale diff\u00e9rence \u00e9tant que ces derniers sont de taille limit\u00e9 ( diam\u00e8tre &lt; 250mm), permettant ainsi leur ex\u00e9cution dans des lieux difficiles d\u2019acc\u00e8s. Les micropieux peuvent \u00eatre utilis\u00e9s dans le cadre de renforcement de blindage, ou de reprises d\u2019efforts de traction \/ flexion\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-2 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-2 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 50%;\n\t\t\t}\n\t\t\t#gallery-2 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-2 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-2' class='gallery galleryid-96 gallery-columns-2 gallery-size-thumbnail'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/www.efco.lu\/?attachment_id=58'><img width=\"150\" height=\"150\" src=\"https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Micropieux-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Micropieux-150x150.jpg 150w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Micropieux-60x60.jpg 60w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Micropieux-50x50.jpg 50w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Micropieux-100x100.jpg 100w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.efco.lu\/?attachment_id=57'><img width=\"150\" height=\"150\" src=\"https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/FOREUSE-3-Copie-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/FOREUSE-3-Copie-150x150.jpg 150w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/FOREUSE-3-Copie-60x60.jpg 60w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/FOREUSE-3-Copie-50x50.jpg 50w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/FOREUSE-3-Copie-100x100.jpg 100w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li><i><i>Colonnes ballast\u00e9es\u00a0: <\/i><\/i>Cette technique consiste \u00e0 refouler lat\u00e9ralement\u00a0le terrain \u00e0 l\u2019aide d\u2019un vibreur hydraulique et d\u2019introduire du gravier lorsque la base de la colonne est atteinte. Celui-ci sera compact\u00e9 par couche jusqu\u2019au niveau sup\u00e9rieur de la plate-forme de travail.<br \/>\nCette technique est particuli\u00e8rement adapt\u00e9e au renforcement de remblais sur les plateformes ferroviaires, les plateformes industrielles et les fondations d\u2019ouvrage d\u2019art.<\/li>\n<\/ul>\n\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-3 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-3 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-3 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-3 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-3' class='gallery galleryid-96 gallery-columns-3 gallery-size-thumbnail'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.efco.lu\/?attachment_id=55'><img width=\"150\" height=\"150\" src=\"https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Colonnes-ballast\u00e9es-2-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Colonnes-ballast\u00e9es-2-150x150.jpg 150w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Colonnes-ballast\u00e9es-2-60x60.jpg 60w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Colonnes-ballast\u00e9es-2-50x50.jpg 50w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Colonnes-ballast\u00e9es-2-100x100.jpg 100w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.efco.lu\/?attachment_id=54'><img width=\"150\" height=\"150\" src=\"https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Colonnes-ballast\u00e9es-1-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Colonnes-ballast\u00e9es-1-150x150.jpg 150w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Colonnes-ballast\u00e9es-1-60x60.jpg 60w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Colonnes-ballast\u00e9es-1-50x50.jpg 50w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Colonnes-ballast\u00e9es-1-100x100.jpg 100w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.efco.lu\/?attachment_id=56'><img width=\"150\" height=\"150\" src=\"https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Colonnes-ballast\u00e9es-3-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Colonnes-ballast\u00e9es-3-150x150.jpg 150w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Colonnes-ballast\u00e9es-3-60x60.jpg 60w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Colonnes-ballast\u00e9es-3-50x50.jpg 50w, https:\/\/www.efco.lu\/wp-content\/uploads\/2015\/01\/Colonnes-ballast\u00e9es-3-100x100.jpg 100w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>Pieux for\u00e9s\u00a0tub\u00e9s :Habituellement utilis\u00e9 comme \u00e9l\u00e9ment de fondation pour des b\u00e2timents ou des ouvrages d&rsquo;art, la technique dite des pieux for\u00e9s et tub\u00e9s consiste \u00e0 r\u00e9aliser un forage au moyen d&rsquo;une tari\u00e8re sous protection d&rsquo;un tubage puis \u00e0 remplir l&rsquo;excavation avec du b\u00e9ton et une armature.Ce type de proc\u00e9d\u00e9 est \u00e9galement utilis\u00e9 pour la r\u00e9alisation [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":74,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/www.efco.lu\/index.php?rest_route=\/wp\/v2\/pages\/96"}],"collection":[{"href":"https:\/\/www.efco.lu\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.efco.lu\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.efco.lu\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.efco.lu\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=96"}],"version-history":[{"count":10,"href":"https:\/\/www.efco.lu\/index.php?rest_route=\/wp\/v2\/pages\/96\/revisions"}],"predecessor-version":[{"id":266,"href":"https:\/\/www.efco.lu\/index.php?rest_route=\/wp\/v2\/pages\/96\/revisions\/266"}],"up":[{"embeddable":true,"href":"https:\/\/www.efco.lu\/index.php?rest_route=\/wp\/v2\/pages\/74"}],"wp:attachment":[{"href":"https:\/\/www.efco.lu\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=96"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}