{"id":3174,"date":"2026-04-18T05:32:28","date_gmt":"2026-04-18T05:32:28","guid":{"rendered":"https:\/\/mozakaria.com\/aaa\/?page_id=3174"},"modified":"2026-04-18T05:36:35","modified_gmt":"2026-04-18T05:36:35","slug":"rock-cutting-and-chemical-materials-blasting-fragmentation","status":"publish","type":"page","link":"https:\/\/mozakaria.com\/aaa\/en\/rock-cutting-and-chemical-materials-blasting-fragmentation\/","title":{"rendered":"Rock cutting and chemical materials (blasting &#8211; fragmentation)"},"content":{"rendered":"<div class=\"wpb-content-wrapper\">[vc_row][vc_column][wgl_double_headings title_size=&#8221;24px&#8221; title_color=&#8221;#EE8B19&#8243; subtitle_color=&#8221;#EE8B19&#8243; title=&#8221;Rock cutting and chemical materials (blasting &#8211; fragmentation)&#8221; custom_title_color=&#8221;true&#8221;][vc_separator color=&#8221;custom&#8221; align=&#8221;align_left&#8221; border_width=&#8221;4&#8243; el_width=&#8221;10&#8243; css=&#8221;&#8221; accent_color=&#8221;#EE8B19&#8243;][wgl_spacing spacer_size=&#8221;10px&#8221;][vc_column_text css=&#8221;&#8221;]A jumbo excavator is used during the construction of the City Panhandle tunnel under Stockholm to drill holes for explosives. As the name suggests, the drill-and-blast process works as follows: a number of holes are drilled into the rock, which are then filled with explosives.<\/p>\n<p>The detonation of the explosives causes the rock to collapse.<\/p>\n<p>The debris is removed, and the surface of the new tunnel is reinforced.<\/p>\n<p>These steps are repeated until the required drilling is complete.<\/p>\n<p>The locations and depths of the holes (and the amount of explosives each hole receives) are determined by a carefully designed pattern, which, along with the precise timing of each detonation, ensures that the tunnel has a nearly circular cross-section.<\/p>\n<p>During operation, blasting mats may be used to contain the blast, suppress dust and noise, prevent rockfall, and sometimes to guide the explosion.[\/vc_column_text][\/vc_column][\/vc_row]\n<\/div>","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][wgl_double_headings title_size=&#8221;24px&#8221; title_color=&#8221;#EE8B19&#8243; subtitle_color=&#8221;#EE8B19&#8243; title=&#8221;Rock cutting and chemical materials (blasting &#8211; fragmentation)&#8221; custom_title_color=&#8221;true&#8221;][vc_separator color=&#8221;custom&#8221; align=&#8221;align_left&#8221; border_width=&#8221;4&#8243; el_width=&#8221;10&#8243; css=&#8221;&#8221; accent_color=&#8221;#EE8B19&#8243;][wgl_spacing spacer_size=&#8221;10px&#8221;][vc_column_text css=&#8221;&#8221;]A jumbo excavator is used during the construction of the City Panhandle tunnel under Stockholm to drill holes for explosives. As the name suggests, the drill-and-blast process works as follows: a number of holes are [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"rs_blank_template":"","rs_page_bg_color":"","slide_template_v7":"","footnotes":""},"class_list":["post-3174","page","type-page","status-publish","hentry"],"lang":"en","translations":{"en":3174,"ar":2662},"pll_sync_post":[],"_links":{"self":[{"href":"https:\/\/mozakaria.com\/aaa\/wp-json\/wp\/v2\/pages\/3174","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mozakaria.com\/aaa\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/mozakaria.com\/aaa\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/mozakaria.com\/aaa\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mozakaria.com\/aaa\/wp-json\/wp\/v2\/comments?post=3174"}],"version-history":[{"count":2,"href":"https:\/\/mozakaria.com\/aaa\/wp-json\/wp\/v2\/pages\/3174\/revisions"}],"predecessor-version":[{"id":3178,"href":"https:\/\/mozakaria.com\/aaa\/wp-json\/wp\/v2\/pages\/3174\/revisions\/3178"}],"wp:attachment":[{"href":"https:\/\/mozakaria.com\/aaa\/wp-json\/wp\/v2\/media?parent=3174"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}