{"id":639,"date":"2016-04-15T12:44:11","date_gmt":"2016-04-15T16:44:11","guid":{"rendered":"https:\/\/ctes.cl\/chuquicamata-tunel-de-7-500-metros-une-mina-subterranea-con-la-superficie\/"},"modified":"2016-04-15T12:44:11","modified_gmt":"2016-04-15T16:44:11","slug":"chuquicamata-tunel-de-7-500-metros-une-mina-subterranea-con-la-superficie","status":"publish","type":"post","link":"https:\/\/ctes.cl\/en\/chuquicamata-tunel-de-7-500-metros-une-mina-subterranea-con-la-superficie\/","title":{"rendered":"Chuquicamata: T\u00fanel de 7.500 metros une mina subterrA?nea con la superficie"},"content":{"rendered":"<p>Fuente: Econom\u00eda y Negocios &#8211; El Mercurio<\/p>\n<p>Eran las 12:00 horas cuando una detonaciA?n de 400 kilos de explosivos -que demolerA\ufffda un edificio de 10 pisos- hizo vibrar fuertemente la tierra en la mina Chuquicamata: una vez que se despejA? la polvareda levantada por el estallido, los tA\ufffdcnicos de Codelco vieron que finalmente habA\ufffdan unido el futuro proyecto subterrA?neo con la superficie.<\/p>\n<p>AsA\ufffd concluA\ufffda ayer la obra gruesa del t\u00fanel de 7.500 metros -de 9,3 m de ancho y de 5,8 m de altura- que da acceso al yacimiento bajo tierra, el que reemplazarA? las operaciones a rajo abierto.<\/p>\n<p>La construcci\u00f3n del t\u00fanel comenzA? en junio de 2012. Entonces, un equipo de trabajadores empezA? a perforar desde la superficie. Un a\u00f1o despuA\ufffds, una segunda cuadrilla iniciA? una excavaciA?n desde la Rampa 1, en la actual mina.<\/p>\n<p>Ayer, tras la detonaciA?n, y un emocionado &#8220;ceacheA\ufffd&#8221; de algunos de los 600 operarios que participaron en la faena, se conectA? la labor de ambas unidades. Luego, un grito de &#8220;grande minero&#8221;, que venA\ufffda desde la superficie y resonA? en lo profundo, dio un primer indicio de que todo habA\ufffda funcionado, lo que posteriormente fue corroborado por personal de geomecA?nica.<\/p>\n<p>Para el presidente ejecutivo de Codelco, Nelson Pizarro, el t\u00fanel es &#8220;un primer hito relevante en la materializaciA?n del proyecto Chuquicamata subterrA?nea. Este nos permitirA? avanzar en los pr\u00f3ximos megacontratos, que posibilitarA?n iniciar la producciA?n a fines de 2018 o principios de 2019&#8221;.<\/p>\n<p>El jefe de construcci\u00f3n de la obra, Ignacio Vera, agregA? que &#8220;nos permitirA? mejorar la conectividad, tanto para entradas y salidas del personal, como tambiA\ufffdn para el ingreso de insumos, suministros y equipos a los desarrollos subterr\u00e1neos, evitando las interferencias y logA\ufffdsticas adicionales para acceder a travA\ufffds del rajo Chuquicamata, como se realiza actualmente&#8221;.<\/p>\n<p>En los pr\u00f3ximos d\u00edas terminarA? la pavimentaciA?n del t\u00fanel y se instalarA?n las redes de servicio y ventiladores definitivos.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Con detonaciA?n de 400 kg de explosivos y un &#8220;ceacheA\ufffd&#8221; concluyA? la obra del ducto de 9,3 m de ancho y 5,8 m de altura.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"pmpro_default_level":"","footnotes":""},"categories":[45],"tags":[81,63,55,82,83,54,59,60],"class_list":["post-639","post","type-post","status-publish","format-standard","hentry","category-noticias","tag-chuquicamata-subterranea","tag-codelco","tag-espacios-subterraneos","tag-mineria","tag-tunel","tag-tuneles","tag-tunnelling","tag-underground-spaces","pmpro-has-access"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - 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