{"id":9376,"date":"2013-01-01T09:35:09","date_gmt":"2013-01-01T08:35:09","guid":{"rendered":"https:\/\/zengaffinenag.ch\/referenzen\/elimination-de-materiaux-injectes\/"},"modified":"2023-11-02T09:57:12","modified_gmt":"2023-11-02T08:57:12","slug":"elimination-de-materiaux-injectes","status":"publish","type":"portfolio","link":"https:\/\/www.zengaffinenag.ch\/fr\/referenzen\/elimination-de-materiaux-injectes\/","title":{"rendered":"\u00c9limination mat\u00e9riaux inject\u00e9s"},"content":{"rendered":"

[vc_row margin_top=”10″ padding_top=”10″][vc_column width=”1\/2″][vc_single_image source=”featured_image” img_size=”large” css=”.vc_custom_1517843016907{margin-bottom: 5px !important;padding-bottom: 0px !important;}”][vc_media_grid style=”pagination” items_per_page=”3″ arrows_design=”vc_arrow-icon-arrow_09_left” arrows_color=”white” paging_design=”none” loop=”yes” item=”8194″ grid_id=”vc_gid:1698914642220-1ff9f9bc-b09f-8″ include=”7328,7326,7329″][\/vc_column][vc_column width=”1\/2″][vc_column_text]<\/p>\n

\n
Faits et chiffres<\/strong><\/h5>\n
Lieu<\/strong><\/div>\n

3946 Turtmann
\nMa\u00eetre de l’ouvrage
\n<\/strong>Canton du Valais
\nBureau d’\u00e9tudes
\n<\/strong>Canton du Valais, Office de construction des routes nationales, Brig
\nCo\u00fbt des travaux
\n<\/strong>CHF 20,4 Mio.
\nDur\u00e9e d’ex\u00e9cution
\n<\/strong>2011\u20132013
\nChef de chantier, Contrema\u00eetre
\n<\/strong>Christian Clausen (CC), Roman Lehner (CM)<\/p>\n


\nDescription du projet<\/strong><\/h5>\n

Lors de la construction de l’autoroute A9, le proc\u00e9d\u00e9 par injection (Jet-Grouting) a \u00e9t\u00e9 utilis\u00e9 pour les deux ouvrages d’art, la \u00ab Tranch\u00e9e couverte de Tourtemagne \u00bb et le \u00ab Tunnel Riedberg \u00bb. De grandes quantit\u00e9s de ciment ont \u00e9t\u00e9 projet\u00e9es dans le sol. Le mat\u00e9riau de reflux produit par l’injection avait consid\u00e9rablement augment\u00e9 la teneur en chromate qui d\u00e9passait la valeur limite pour les mat\u00e9riaux inertes.<\/p>\n

Pour la mise en \u0153uvre de ce projet, le consortium ARGE \u00ab Entsorgung Jettingmaterial A9 \u00bb, compos\u00e9 de Ebiox SA et Gebr. Zengaffinen SA exploite sur site une installation de traitement du mat\u00e9riau d’injection sur le terrain de stockage interm\u00e9diaire \u00ab Leukerfeld \u00bb. En fonction de la faisabilit\u00e9, des facteurs \u00e9cologiques et surtout \u00e9conomiques, l<\/span>e traitement est effectu\u00e9, conform\u00e9ment aux dispositions l\u00e9gales, sur une installation de traitement sp\u00e9cialement con\u00e7ue pour cette t\u00e2che. Dans ce processus, le mat\u00e9riau excav\u00e9 est d’abord immobilis\u00e9 avant d’\u00eatre enfoui dans une d\u00e9charge pour mat\u00e9riaux inertes.<\/p>\n

Ce mod\u00e8le d’organisation d’entrepreneurs a permis de r\u00e9aliser de substantielles \u00e9conomies pour le client du fait que le mat\u00e9riau n’a pas d\u00fb \u00eatre \u00e9limin\u00e9 dans une co\u00fbteuse d\u00e9charge de d\u00e9chets bioactifs.<\/p>\n<\/div>\n

[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

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