{"id":16077,"date":"2019-12-18T13:39:20","date_gmt":"2019-12-18T12:39:20","guid":{"rendered":"https:\/\/www.soletanche-bachy.com\/?p=16077"},"modified":"2023-03-28T13:59:04","modified_gmt":"2023-03-28T11:59:04","slug":"la-technique-toujours-reine-sur-le-lot-t2a-du-grand-paris-express","status":"publish","type":"post","link":"https:\/\/www.soletanche-bachy.com\/la-technique-toujours-reine-sur-le-lot-t2a-du-grand-paris-express\/","title":{"rendered":"La technique toujours reine sur le Lot T2A du Grand Paris Express"},"content":{"rendered":"

18\/12\/2019<\/p>\n<\/div>

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La technique toujours reine sur le Lot T2A du Grand Paris Express<\/h1><\/div>
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Le projet port\u00e9 par Soletanche Bachy France<\/a> vient de d\u00e9passer les 50% d\u2019avancement global et a r\u00e9cemment d\u00e9pass\u00e9 les 75% d\u2019avancement pour les travaux sp\u00e9ciaux. Le franchissement de cette \u00e9tape chiffr\u00e9e ne doit pas nous faire oublier les formidables enjeux techniques que nous r\u00e9serve la suite.<\/strong><\/p>\n<\/div>

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En effet, la station Vert de Maisons accueille les travaux de forage de compensation et de cong\u00e9lation<\/a> depuis le mois de juillet. La premi\u00e8re phase de forage de cong\u00e9lation au R-4 s\u2019est achev\u00e9e. La phase de forage se poursuivra jusqu\u2019en mai 2020 avec les forages dirig\u00e9s horizontaux sous sas \u00e0 70 m servant \u00e0 la compensation et \u00e0 la cong\u00e9lation.<\/p>\n

Les injections de compensation<\/a> d\u00e9marreront par une phase initiale \u00e0 compter de mi-octobre 2020 et la cong\u00e9lation active devrait \u00eatre effective en novembre 2020.<\/p>\n

Deux des trois derniers ouvrages annexes sont en cours d\u2019excavation depuis d\u00e9but septembre : le 1301 et le 1501, respectivement \u00e0 Alfortville et \u00e0 Vitry. Ces deux puits circulaires, dont le plus profond (1501) est form\u00e9 par des parois moul\u00e9es<\/a> de pr\u00e8s de 70 m, sont r\u00e9alis\u00e9s \u00e0 l\u2019Hydrofraise\u00ae avec des joints remordus. L\u2019activit\u00e9 paroi s\u2019ach\u00e8vera cependant en mai 2020 avec le dernier ouvrage, le 1201, sur la commune de Cr\u00e9teil.<\/p>\n

Sur le front du g\u00e9nie civil : la station de Cr\u00e9teil l\u2019Echat a \u00e9t\u00e9 lib\u00e9r\u00e9e pour le lot T2B qui y installe son tunnelier, les stations Vitry Centre et Les Ardoines ont atteint le fond de fouille et les radiers sont coul\u00e9s, et sur Vert de Maisons, les terrassements en taupe ont atteint le niveau R-6 qui accueille nos activit\u00e9s de forage.<\/p>\n

Le tunnelier Aby (TBM4) a d\u00e9marr\u00e9 sa course le 17 Juin depuis le puits de la friche Arrighi en direction des Ardoines qu\u2019il vient d\u2019atteindre. Le tunnelier Marina (TBM2) a \u00e9t\u00e9 r\u00e9cemment baptis\u00e9 et va d\u00e9marrer sa course dans les prochains jours.<\/p>\n<\/div>

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Partager cette actualit\u00e9<\/p>\n

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Derni\u00e8res actualit\u00e9s<\/p>\n

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<\/i>Derni\u00e8res actualit\u00e9s<\/span><\/a><\/div><\/div><\/div>
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Soletanche Bachy France participe \u00e0 la construction d’un bassin de stockage \u00e0 Nantes<\/a><\/h3><\/div>
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Soletanche Polska r\u00e9alise les fondations de l\u2019extension souterraine du Palais Lubomirski \u00e0 Lublin<\/a><\/h3><\/div>
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\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\"\"\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div>
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Soletanche Polska de retour pour un second contrat : le tunnel de tramway sous la gare de Varsovie.<\/a><\/h3><\/div>
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Prix de l\u2019environnement VINCI : retour sur les projets pr\u00e9sent\u00e9s par les \u00e9quipes de Soletanche Bachy<\/a><\/h3><\/div>
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Soletanche Bachy France participe \u00e0 la modernisation et la s\u00e9curisation de la ligne ferroviaire Nice-Breil !<\/a><\/h3><\/div>
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Soletanche Bachy renforce sa pr\u00e9sence aux Etats-Unis avec l’acquisition de Hub Foundation<\/a><\/h3><\/div>
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Soletanche Bachy France r\u00e9alise les parois moul\u00e9es du futur parking de la gare de Lausanne<\/a><\/h3><\/div>
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Nicholson Construction : Focus sur le projet Clean Lake dans GeoStrata<\/a><\/h3><\/div>
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Rodio SwissBoring construit son premier b\u00e2timent certifi\u00e9 LEED au Panama<\/a><\/h3><\/div>
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Soletanche Polska progresse sur le chantier Skyliner II \u00e0 Varsovie !<\/a><\/h3><\/div>
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\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\"\"\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div>
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ForSHORE by CIMESA : Conception \u2013 Construction d\u2019un quai \u00e0 Veracruz<\/a><\/h3><\/div>
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<\/i>Derni\u00e8res actualit\u00e9s<\/span><\/a><\/div><\/div><\/div><\/div><\/div>\n
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<\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"

Zetta-Lyze is a multi-application, multi-profile\/profession, multi-source database platform, easily accessible from anywhere, that provides production information in real time. <\/p>\n","protected":false},"author":1006,"featured_media":16081,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[747,758],"tags":[],"class_list":["post-16077","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites","category-projet"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.soletanche-bachy.com\/wp-json\/wp\/v2\/posts\/16077","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.soletanche-bachy.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.soletanche-bachy.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.soletanche-bachy.com\/wp-json\/wp\/v2\/users\/1006"}],"replies":[{"embeddable":true,"href":"https:\/\/www.soletanche-bachy.com\/wp-json\/wp\/v2\/comments?post=16077"}],"version-history":[{"count":0,"href":"https:\/\/www.soletanche-bachy.com\/wp-json\/wp\/v2\/posts\/16077\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.soletanche-bachy.com\/wp-json\/wp\/v2\/media\/16081"}],"wp:attachment":[{"href":"https:\/\/www.soletanche-bachy.com\/wp-json\/wp\/v2\/media?parent=16077"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.soletanche-bachy.com\/wp-json\/wp\/v2\/categories?post=16077"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.soletanche-bachy.com\/wp-json\/wp\/v2\/tags?post=16077"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}