{"id":10479,"date":"2014-09-05T11:52:49","date_gmt":"2014-09-05T16:52:49","guid":{"rendered":"http:\/\/centrourbano.com\/?p=10479"},"modified":"2014-09-05T11:52:49","modified_gmt":"2014-09-05T16:52:49","slug":"systra-determina-errores-de-la-linea-12-del-stc-metro","status":"publish","type":"post","link":"https:\/\/centrourbano.com\/revista\/construccion\/systra-determina-errores-de-la-linea-12-del-stc-metro\/","title":{"rendered":"Systra determina errores de la L\u00ednea 12 del STC Metro"},"content":{"rendered":"<p><em>La planeaci\u00f3n, dise\u00f1o y construcci\u00f3n de la v\u00eda, adem\u00e1s de que las medidas de los carros no coinciden con los rieles, causaron la falla de esta infraestructura<\/em><br \/>\n<!--more--><\/p>\n<p>Errores en la planeaci\u00f3n, dise\u00f1o y construcci\u00f3n de la v\u00eda, as\u00ed como en su operaci\u00f3n fueron los causantes las fallas que la L\u00ednea 12 present\u00f3, adem\u00e1s de que las medidas de los carros no coinciden con los rieles, lo cual aceler\u00f3 el desgaste, se\u00f1al\u00f3 el secretario de Obras del Distrito Federal, Alfredo Hern\u00e1ndez Garc\u00eda.<\/p>\n<p>El estudio de la empresa Systra, determin\u00f3 que \u00e9stas fueran las razones de la falla por lo que ahora \u00a0ser\u00e1 necesario reemplazar y rehacer numerosos elementos de la infraestructura, que cumple seis meses de cerrada.<\/p>\n<p>Hern\u00e1ndez explic\u00f3 que se deber\u00e1n sustituir una serie de elementos del tramo elevado de la v\u00eda entre las estaciones Tl\u00e1huac y Culhuac\u00e1n, para poder rehabilitar los da\u00f1os causados por resistir una cantidad de energ\u00eda superior a la que pod\u00eda con los elementos que fue construida.<\/p>\n<p>Aunque el secretario no dio una fecha de apertura de la llamada L\u00ednea Dorada, porque, ya que con el diagn\u00f3stico apenas se proceder\u00e1 a adquirir todos los materiales que tendr\u00e1n que ser sustituidos.<\/p>\n<p>Detall\u00f3 que deber\u00e1n cambiarse 312 mil piezas de la parte elevada de la l\u00ednea, modificar el trazo en el tramo de acceso a talleres, en las curvas 1 y 2; cambiar el actual perfil de todas las ruedas de los trenes a la norma francesa NF-F-03-402<\/p>\n<p>Adem\u00e1s, se tendr\u00e1 que nivelar la v\u00eda del tramo elevado para obtener el perfil UIC60, ajustar los peraltes en todas las curvas de radios menores a 350 metros; sustituir 14 mil metros c\u00fabicos de balasto por uno de norma europea EN13450; sustituir 15 mil metros de riel, sustituir 50 mil lotes de fijaci\u00f3n NABLA a fijaci\u00f3n VIPA y sustituir 12 mil 500 metros de durmientes.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La planeaci\u00f3n, dise\u00f1o y construcci\u00f3n de la v\u00eda, adem\u00e1s de que las medidas de los carros no coinciden con los rieles, causaron la falla de esta infraestructura<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"inline_featured_image":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[14],"tags":[463,721],"class_list":["post-10479","post","type-post","status-publish","format-standard","hentry","category-construccion","tag-linea-12","tag-stc-metro"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Systra determina errores de la L\u00ednea 12 del STC Metro -<\/title>\n<meta name=\"description\" content=\"La planeaci\u00f3n, dise\u00f1o y construcci\u00f3n de la v\u00eda, adem\u00e1s de que las medidas de los carros no coinciden con los rieles, causaron la falla 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