{"id":95041,"date":"2025-12-27T19:20:00","date_gmt":"2025-12-27T18:20:00","guid":{"rendered":"https:\/\/dknews.dz\/?p=95041"},"modified":"2025-12-27T19:20:01","modified_gmt":"2025-12-27T18:20:01","slug":"chine-le-tunnel-de-tianshan-shengli-un-exploit-dingenierie-au-service-de-lintegration-economique-du-xinjiang","status":"publish","type":"post","link":"https:\/\/dknews.dz\/index.php\/2025\/12\/27\/chine-le-tunnel-de-tianshan-shengli-un-exploit-dingenierie-au-service-de-lintegration-economique-du-xinjiang\/","title":{"rendered":"CHINE\u00a0: Le tunnel de Tianshan Shengli, un exploit d\u2019ing\u00e9nierie au service de l\u2019int\u00e9gration \u00e9conomique du Xinjiang"},"content":{"rendered":"\n<p><\/p>\n\n\n\n<p>La Chine a franchi une \u00e9tape majeure dans le d\u00e9veloppement de ses infrastructures avec l\u2019ouverture officielle \u00e0 la circulation du tunnel de Tianshan Shengli, d\u00e9sormais reconnu comme le plus long tunnel autoroutier du monde.<\/p>\n\n\n\n<p>Long de 22,13 kilom\u00e8tres, cet ouvrage d\u2019envergure traverse la cha\u00eene montagneuse des monts Tianshan, au c\u0153ur de la r\u00e9gion autonome ou\u00efgoure du Xinjiang, dans le nord-ouest du pays.<\/p>\n\n\n\n<p>Mis en service vendredi, ce tunnel constitue un maillon strat\u00e9gique de l\u2019autoroute G0711 Urumqi-Yuli, une art\u00e8re essentielle reliant les zones urbaines du nord et du sud du Xinjiang.<\/p>\n\n\n\n<p>Gr\u00e2ce \u00e0 cette infrastructure, un trajet montagneux autrefois long et p\u00e9rilleux, pouvant durer plusieurs heures, est d\u00e9sormais r\u00e9duit \u00e0 environ vingt minutes \u00e0 travers le massif.<\/p>\n\n\n\n<p>L\u2019ouverture de cette autoroute de 324,7 kilom\u00e8tres permet de ramener le temps de trajet total entre Urumqi et Yuli de sept heures \u00e0 pr\u00e8s de trois heures, facilitant ainsi les \u00e9changes commerciaux, la mobilit\u00e9 des personnes et l\u2019int\u00e9gration \u00e9conomique r\u00e9gionale.<\/p>\n\n\n\n<p>Les autorit\u00e9s chinoises soulignent que ce projet ouvre \u00e9galement de nouveaux corridors pour le commerce ext\u00e9rieur et le d\u00e9veloppement logistique.<\/p>\n\n\n\n<p>La construction du tunnel, qui a n\u00e9cessit\u00e9 cinq ann\u00e9es de travaux, a mobilis\u00e9 des technologies de pointe pour surmonter des d\u00e9fis g\u00e9ologiques consid\u00e9rables.<\/p>\n\n\n\n<p>L\u2019ouvrage atteint une profondeur maximale de 1.112,2 m\u00e8tres et traverse 16 zones de failles, rendant le chantier particuli\u00e8rement complexe.<\/p>\n\n\n\n<p>L\u2019investissement total s\u2019\u00e9l\u00e8ve \u00e0 46,7 milliards de yuans, soit environ 6,63 milliards de dollars.<\/p>\n\n\n\n<p>Pr\u00e9sent\u00e9 comme un symbole de la ma\u00eetrise technologique chinoise, le tunnel de Tianshan Shengli illustre la volont\u00e9 de P\u00e9kin de renforcer la connectivit\u00e9 territoriale et de soutenir le d\u00e9veloppement \u00e9conomique des r\u00e9gions enclav\u00e9es.<\/p>\n\n\n\n<p>A.M<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La Chine a franchi une \u00e9tape majeure dans le d\u00e9veloppement de ses infrastructures avec l\u2019ouverture officielle \u00e0 la circulation du tunnel de Tianshan Shengli, d\u00e9sormais reconnu comme le plus long tunnel autoroutier du monde. Long de 22,13 kilom\u00e8tres, cet ouvrage d\u2019envergure traverse la cha\u00eene montagneuse des monts Tianshan, au c\u0153ur de la r\u00e9gion autonome ou\u00efgoure [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":95043,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"content-type":"","footnotes":""},"categories":[107],"tags":[],"ppma_author":[163],"class_list":{"0":"post-95041","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-economie"},"authors":[{"term_id":163,"user_id":1,"is_guest":0,"slug":"dknews","display_name":"dknews","avatar_url":"https:\/\/secure.gravatar.com\/avatar\/f56c36580f44a9d8e8535169273499b7dddc82045bcc254bf7d154ff6b485f62?s=96&d=mm&r=g","first_name":"","last_name":"","user_url":"https:\/\/dknews.dz","job_title":"","description":""}],"_links":{"self":[{"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/posts\/95041","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/comments?post=95041"}],"version-history":[{"count":0,"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/posts\/95041\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/media\/95043"}],"wp:attachment":[{"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/media?parent=95041"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/categories?post=95041"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/tags?post=95041"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/ppma_author?post=95041"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}