{"id":798,"date":"2017-01-05T10:52:16","date_gmt":"2017-01-05T10:52:16","guid":{"rendered":"http:\/\/progeo.winworldev.es\/projects\/tunel-de-bolanos-espana-2012-2015\/"},"modified":"2017-12-18T09:20:34","modified_gmt":"2017-12-18T09:20:34","slug":"bolanos-high-speed-rail-tunnel","status":"publish","type":"page","link":"https:\/\/progeo-cga.com\/en\/projects\/tunnels-projects\/bolanos-high-speed-rail-tunnel\/","title":{"rendered":"BOLA\u00d1OS HIGH SPEED RAIL TUNNEL (SPAIN, 2012-2015)"},"content":{"rendered":"[vc_row row_type=&#8221;3&#8243; blox_image=&#8221;228&#8243; blox_dark=&#8221;true&#8221; row_pattern=&#8221;max-pat&#8221;][vc_column][vc_empty_space height=&#8221;260px&#8221;][vc_column_text]\n<p class=\"head-nosotros\">BOLA\u00d1OS TUNNEL &#8211; HIGH SPEED RAIL (SPAIN, 2012-2015)<\/p>\n[\/vc_column_text][vc_empty_space height=&#8221;260px&#8221;][\/vc_column][\/vc_row][vc_row][vc_column][vc_empty_space height=&#8221;60px&#8221;][vc_row_inner][vc_column_inner width=&#8221;1\/2&#8243;][vc_column_text]Bola\u00f1os tunnel is a 6.8 km twin High Speed Rail tunnel. Each tube has 11 m diameter and is bored by a simple shield TBM. The maximum overburden is about 200 m with a water load of 140 m.<\/p>\n<p><strong>An important improvement in dowels design was achieved.<\/strong><\/p>\n<p>Check the Bola\u00f1os tunnel construction video<strong> <a href=\"https:\/\/www.youtube.com\/watch?v=ZS1S3A6Mvjw\" target=\"_blank\" rel=\"noopener noreferrer\">here<\/a><\/strong>, video made by FCC (Fomento de Construcciones y Contratas).[\/vc_column_text][\/vc_column_inner][vc_column_inner width=&#8221;1\/2&#8243;][vc_column_text]<strong>PRO GEO experience<\/strong> has helped to solve the following problems:<\/p>\n<ul>\n<li>Geotechnical design of the tunnel dowels. Rock mass \u2013 structure interaction problem (TBM excavation).<\/li>\n<li>Cross passage tunnels design (NATM procedure).<\/li>\n<li>Landfills geotechnical design.<\/li>\n<\/ul>\n[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row][vc_column width=&#8221;1\/6&#8243;][\/vc_column][vc_column width=&#8221;2\/3&#8243;][vc_images_carousel images=&#8221;229,230,231,232,233,234,235&#8243; img_size=&#8221;full&#8221; autoplay=&#8221;yes&#8221; wrap=&#8221;yes&#8221;][\/vc_column][vc_column width=&#8221;1\/6&#8243;][\/vc_column][\/vc_row][vc_row][vc_column][vc_empty_space][\/vc_column][\/vc_row]\n","protected":false},"excerpt":{"rendered":"<p>[vc_row row_type=&#8221;3&#8243; blox_image=&#8221;228&#8243; blox_dark=&#8221;true&#8221; row_pattern=&#8221;max-pat&#8221;][vc_column][vc_empty_space height=&#8221;260px&#8221;][vc_column_text] BOLA\u00d1OS TUNNEL &#8211; HIGH SPEED RAIL (SPAIN, 2012-2015) [\/vc_column_text][vc_empty_space height=&#8221;260px&#8221;][\/vc_column][\/vc_row][vc_row][vc_column][vc_empty_space height=&#8221;60px&#8221;][vc_row_inner][vc_column_inner width=&#8221;1\/2&#8243;][vc_column_text]Bola\u00f1os tunnel is a 6.8 km twin High Speed Rail tunnel. Each tube has 11 m diameter and is bored by a simple shield TBM. The maximum overburden is about 200 m with a water load of 140 m. An important improvement in dowels design was achieved. Check&#8230; <\/p>\n<p><a class=\"readmore\" href=\"https:\/\/progeo-cga.com\/en\/projects\/tunnels-projects\/bolanos-high-speed-rail-tunnel\/\">Read More<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1643,"menu_order":3,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-798","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Bola\u00f1os Tunnel High Speed Rail | PRO GEO Geotechnical Consultants<\/title>\n<meta name=\"description\" content=\"PRO GEO Geotechnical Consultants achieved an important improvement in dowels design in Bola\u00f1os Tunnel (High Speed Rail - Galicia, Spain).\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/progeo-cga.com\/en\/projects\/tunnels-projects\/bolanos-high-speed-rail-tunnel\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bola\u00f1os Tunnel High Speed Rail | PRO GEO Geotechnical Consultants\" \/>\n<meta property=\"og:description\" content=\"PRO GEO Geotechnical Consultants achieved an important improvement in dowels design in Bola\u00f1os Tunnel (High Speed Rail - Galicia, Spain).\" \/>\n<meta property=\"og:url\" content=\"https:\/\/progeo-cga.com\/en\/projects\/tunnels-projects\/bolanos-high-speed-rail-tunnel\/\" \/>\n<meta property=\"og:site_name\" content=\"PRO GEO\" \/>\n<meta property=\"article:modified_time\" content=\"2017-12-18T09:20:34+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/progeo-cga.com\/en\/projects\/tunnels-projects\/bolanos-high-speed-rail-tunnel\/\",\"url\":\"https:\/\/progeo-cga.com\/en\/projects\/tunnels-projects\/bolanos-high-speed-rail-tunnel\/\",\"name\":\"Bola\u00f1os Tunnel High Speed Rail | PRO GEO Geotechnical Consultants\",\"isPartOf\":{\"@id\":\"https:\/\/progeo-cga.com\/#website\"},\"datePublished\":\"2017-01-05T10:52:16+00:00\",\"dateModified\":\"2017-12-18T09:20:34+00:00\",\"description\":\"PRO GEO Geotechnical Consultants achieved an important improvement in dowels design in Bola\u00f1os Tunnel (High Speed Rail - Galicia, Spain).\",\"breadcrumb\":{\"@id\":\"https:\/\/progeo-cga.com\/en\/projects\/tunnels-projects\/bolanos-high-speed-rail-tunnel\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/progeo-cga.com\/en\/projects\/tunnels-projects\/bolanos-high-speed-rail-tunnel\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/progeo-cga.com\/en\/projects\/tunnels-projects\/bolanos-high-speed-rail-tunnel\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/progeo-cga.com\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"PROJECTS\",\"item\":\"https:\/\/progeo-cga.com\/en\/projects\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"TUNNELS &#8211; 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