{"id":7176,"date":"2022-05-14T11:52:26","date_gmt":"2022-05-14T11:52:26","guid":{"rendered":"https:\/\/tunnelingworld.com\/?p=7176"},"modified":"2022-05-14T11:52:26","modified_gmt":"2022-05-14T11:52:26","slug":"start-of-excavation-at-the-h52-hochstegen-construction-lot-in-austria","status":"publish","type":"post","link":"https:\/\/tunnelingworld.com\/?p=7176","title":{"rendered":"Start of Excavation at the H52-Hochstegen Construction Lot in Austria"},"content":{"rendered":"<p style=\"text-align: justify;\">With the attendance of Maria Lorenzatto, godmother of the tunnel, along with the various authorities and companies involved, a groundbreaking ceremony was held for Lot H52 Hochstegen on 4 May 2022. The excavation process for Lot H52 Hochstegen of the East main tube in the south direction has now officially commenced with a blast in the eastern main tunnel.<\/p>\n<p style=\"text-align: justify;\">As a part of the former lot H51 Pfons-Brenner, Lot H52 Hochstegen, in the territory of the municipality of Steinach am Brenner in the Wipptal valley in Tyrol was subject to a re-planning. More quickly and efficiently advancement of the works will be able by redistribution of the works, with a separate tender and the commencement of work on Lot H52 Hochstegen at the BBT project.<\/p>\n<p style=\"text-align: justify;\">Locating in a fault zone characterized by a particularly complex geological context: over a stretch of around 500 m, aquifer layers of carbonate rock predominate, Lot H52 Hochstegen was granted to the company Swietelsky Tunnelbau GmbH &#038; Co KG. The boring of this section in a southerly direction, through the so-called Hochstegen zone, must therefore be carried out after stabilization and sealing injections.<\/p>\n<p style=\"text-align: justify;\">The excavation process of 151 km of the 230 km long BBT tunnel system has been completed now, which covers nearly two-thirds of the entire length, while at present, works are being executed in 5 adjacent construction lots. On 19\/05\/2022 a breakthrough is expected between the Eisack riverbed and Mules sites.<\/p>\n<p style=\"text-align: justify;\">Please click <a href=\"\/\/tunnelingworld.com\/news\/significant-achievement-under-isarco-river-in-brenner-base-tunnel-project\/\" target=\"_blank\" rel=\"noopener\">here<\/a> for tunnelingworld archive and for further information visit their <a href=\"https:\/\/www.bbt-se.com\/en\/\" target=\"_blank\" rel=\"noopener\">website<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>With the attendance of Maria Lorenzatto, godmother of the tunnel, along with the various authorities and companies involved, a groundbreaking ceremony was held for Lot H52 Hochstegen on 4 May 2022. The excavation process for Lot H52 Hochstegen of the East main tube in the south direction has now officially commenced with a blast in the eastern main tunnel. As a part of the former lot H51 Pfons-Brenner, Lot H52 Hochstegen, in the territory of the municipality of Steinach am Brenner in the Wipptal valley in Tyrol was subject to a re-planning. More quickly and efficiently advancement of the works [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":7178,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41,43],"tags":[373,1948,1949,1950,47],"class_list":["post-7176","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","category-project-show-case","tag-austria","tag-h51-pfons-brenner","tag-h52-hochstegen-construction-lot","tag-swietelsky-tunnelbau","tag-tunneling","post--single"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>H52 Hochstegen Construction Lot in Austria Started - Tunnelingworld<\/title>\n<meta name=\"description\" content=\"The excavation process for Lot H52 Hochstegen of the East main tube has now officially commenced with a blast in the eastern main tunnel.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/tunnelingworld.com\/?p=7176\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"H52 Hochstegen Construction Lot in Austria Started - 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