{"id":29037,"date":"2004-05-03T00:00:00","date_gmt":"2004-05-03T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-de-inestabilidad-de-terrenos-arenosos-en-tuneles-de-madrid-perforados-con-tuneladora\/"},"modified":"2004-05-03T00:00:00","modified_gmt":"2004-05-03T00:00:00","slug":"estudio-de-inestabilidad-de-terrenos-arenosos-en-tuneles-de-madrid-perforados-con-tuneladora","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/politecnica-de-madrid\/estudio-de-inestabilidad-de-terrenos-arenosos-en-tuneles-de-madrid-perforados-con-tuneladora\/","title":{"rendered":"Estudio de inestabilidad de terrenos arenosos en tuneles de Madrid perforados con tuneladora"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Manuel Arnaiz Ronda <\/strong><\/h2>\n<p>En la presente memoria se presentan varias investigaciones de car\u00e1cter t\u00e9cnico sobre los problemas de inestabilidad en t\u00faneles perforados con tuneladoras e.P.B. En los suelos arenosos de Madrid. Los principales estudios desarrollados son los siguientes:  -an\u00e1lisis de las propiedades geot\u00e9cnicas de Madrid, con especial consideraci\u00f3n de los suelos arenosos (de bajo contenido de finos). Como resultado de estos estudios se propone una nueva clasificaci\u00f3n de los suelos de Madrid, desde el punto de vista de la excavaci\u00f3n de t\u00faneles.  -un an\u00e1lisis de los resultados de las m\u00e1quinas tuneladoras tipo e.P.B. usadas en la realidad en suelos arenosos de Madrid.  -en situaciones reales de obra se ha detectado un nuevo tipo de inestabilidad. la de tipo dorsal, debido a la presencia de capas arenosas (sin finos) en la clave y cerca de ella, con el resto de la secci\u00f3n excavada en un material cohesivo.  -se ha modelizado este fen\u00f3neno de la inestabilidad dorsal mediante dos procedimientos de an\u00e1lisis: a) una teor\u00eda anal\u00edtica, simplificada y b) un an\u00e1lisis num\u00e9rico tridimensional con rigidizaci\u00f3n del terreno (m\u00e9todo de elementos finitos). Los resultados te\u00f3ricos est\u00e1n en el mismo orden de magnitud que los datos de campo.  -se han desarrollado varias soluciones pr\u00e1cticas para prevenir este tipo de inestabilidad (no descrita hasta ahora en la literatura especializada).<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio de inestabilidad de terrenos arenosos en tuneles de Madrid perforados con tuneladora<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio de inestabilidad de terrenos arenosos en tuneles de Madrid perforados con tuneladora <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Manuel Arnaiz Ronda <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 05\/03\/2004<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Manuel Melis Maynar<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: jos\u00e9 Calavera ruiz <\/li>\n<li>Jos\u00e9 Luis Ripoll Garc\u00eda (vocal)<\/li>\n<li>Carlos Oteo mazo (vocal)<\/li>\n<li>c\u00e9sar Sagaseta mill\u00e1n (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Manuel Arnaiz Ronda En la presente memoria se presentan varias investigaciones de car\u00e1cter t\u00e9cnico sobre los problemas [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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