{"id":1352,"date":"2024-12-20T17:24:11","date_gmt":"2024-12-20T16:24:11","guid":{"rendered":"https:\/\/prochinitalia.com\/chemical-products-for-construction\/additives-for-mechanical-excavation-tbm\/"},"modified":"2025-03-04T15:12:16","modified_gmt":"2025-03-04T14:12:16","slug":"additives-for-mechanical-excavation-tbm","status":"publish","type":"page","link":"https:\/\/prochinitalia.com\/en\/chemical-products-for-construction\/additives-for-mechanical-excavation-tbm\/","title":{"rendered":"Additives for Mechanical Excavation (TBM)"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"1352\" class=\"elementor elementor-1352 elementor-508\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-db403ec e-con-full e-flex e-con e-parent\" data-id=\"db403ec\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d4dc988 elementor-widget elementor-widget-shortcode\" data-id=\"d4dc988\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\">\t\t<div data-elementor-type=\"section\" data-elementor-id=\"1319\" class=\"elementor elementor-1319 elementor-327\" data-elementor-post-type=\"elementor_library\">\n\t\t\t<div class=\"elementor-element elementor-element-873ada8 e-con-full e-flex e-con e-parent\" data-id=\"873ada8\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-dcd9c4a e-con-full e-flex e-con e-child\" data-id=\"dcd9c4a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-42ea0f3 elementor-tablet-align-center elementor-widget elementor-widget-breadcrumbs\" data-id=\"42ea0f3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"breadcrumbs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p id=\"breadcrumbs\"><span><span><a href=\"https:\/\/prochinitalia.com\/en\/\">Home<\/a><\/span><\/span><\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-12a8edb elementor-widget elementor-widget-spacer\" data-id=\"12a8edb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ffa6bf5 e-flex e-con-boxed e-con e-parent\" data-id=\"ffa6bf5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-dfd48c8 e-flex e-con-boxed e-con e-child\" data-id=\"dfd48c8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ae06c38 elementor-widget elementor-widget-text-editor\" data-id=\"ae06c38\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Mechanical excavation, as a tunnel construction method, ensures high performance compared to the traditional &#8216;Drill and Blast&#8217; method or operator machines (such as hammers, etc.).<\/p>\n<p>In fact, it is possible to achieve advances of over 10 meters per day, which could never be reached with other excavation technologies.<\/p>\n<p>Furthermore, being an industrialized system, it reduces labor costs and ensures greater worker safety and a healthier working environment. Depending on the method of applying support pressure to the excavation front, we have two different types of &#8216;TBM shielded&#8217; with a closed face:<\/p>\n<ul>\n<li>EPB-type TBM<\/li>\n<li>Hydroshield-type TBM<\/li>\n<\/ul>\n<p>Prochin Italia formulates various types of foaming additives for soil conditioning in collaboration with leading universities to also monitor environmental aspects.<\/p>\n<p>Prochin Italia produces specific additives to fill the annular gap between the soil and the tunnel lining during the TBM advancement. To ensure the workability of the mortar, Protard products are used. Profast accelerators are used to control the set-up and curing time process.<\/p>\n<p>Polyurethane injection resins are mainly used for waterproof sealing of cracks and fissures in concrete structures, tunnels, and underground structures.<\/p>\n<p>Prochin Italia offers a wide range of mono and bi-component polyurethane resins to address soil improvement and groundwater control issues.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-42cff4a e-flex e-con-boxed e-con e-parent\" data-id=\"42cff4a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d72f765 elementor-widget elementor-widget-heading\" data-id=\"d72f765\" data-element_type=\"widget\" data-e-type=\"widget\" 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In<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":1039,"parent":1346,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-1352","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Additives for Mechanical Excavation (TBM) - Prochin<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/prochinitalia.com\/en\/chemical-products-for-construction\/additives-for-mechanical-excavation-tbm\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Additives for Mechanical Excavation (TBM) - Prochin\" \/>\n<meta property=\"og:description\" content=\"Mechanical excavation, as a tunnel construction method, ensures high performance compared to the traditional &#8216;Drill and Blast&#8217; method or operator machines (such as hammers, etc.). 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