{"id":2571,"date":"2019-02-01T13:13:30","date_gmt":"2019-02-01T07:43:30","guid":{"rendered":"http:\/\/localhost\/wordpress\/?page_id=2571"},"modified":"2019-02-01T13:13:30","modified_gmt":"2019-02-01T07:43:30","slug":"gs-681-underground-excavation-technology","status":"publish","type":"page","link":"https:\/\/www.geos.iitb.ac.in\/index.php\/gs-681-underground-excavation-technology\/","title":{"rendered":"GS 681 Underground Excavation Technology"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"2571\" class=\"elementor elementor-2571 elementor-bc-flex-widget\" data-elementor-settings=\"[]\">\n\t\t\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-50c25ee elementor-section-stretched elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"50c25ee\" data-element_type=\"section\" data-settings=\"{&quot;stretch_section&quot;:&quot;section-stretched&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-856a3c1\" data-id=\"856a3c1\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5b8e932 elementor-section-stretched elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"5b8e932\" data-element_type=\"section\" data-settings=\"{&quot;stretch_section&quot;:&quot;section-stretched&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-214591e\" data-id=\"214591e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c1f26bf elementor-widget elementor-widget-heading\" data-id=\"c1f26bf\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.5.3 - 28-12-2021 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h2 class=\"elementor-heading-title elementor-size-default\">GS 681: Underground Excavation Technology<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-834bdb7 elementor-widget elementor-widget-heading\" data-id=\"834bdb7\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Syllabus\u200b<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7ccc168 elementor-widget elementor-widget-text-editor\" data-id=\"7ccc168\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.5.3 - 28-12-2021 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#818a91;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#818a91;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p>Use and scope of underground excavation in India, methods of excavation, tunnel boring machine (TBM), drilling and blasting, trenchless technology, underground supports: shield supports, remote and automation support, lining, reinforcements, rock bolting, cable bolting, rock anchoring, roof stretching.<br \/>Underground environment: dust suppression, ventilation, lighting, communication, fire protection, underground openings: dimensions, shape, structural response, sequence of excavation, rock conditions, stress distribution and failure prediction, caving and subsidence, failures in underground excavation. Structurally control instability, influence of geometry, in-situ stress, pillar design and failure, fracture propagation, stiffness, energy and stability, static and dynamic response of rock material during excavations.<br \/>Design and construction of large excavation: hydro-power station caverns, metro-railways, large diameter trenches, water carrying tunnels, excavation for waste disposal, stability evaluation and analysis \u2013 monitoring, back analysis, case histories, instrumentation and monitoring of load and deformational characteristics of rock mass. Conventional and non-conventional monitoring of roof, side walls. Excavation in difficult situations \u2013 squeezing, freezing and swelling rock mass.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-61ddbb1 elementor-widget elementor-widget-heading\" data-id=\"61ddbb1\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Texts\/References<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8cca693 elementor-widget elementor-widget-text-editor\" data-id=\"8cca693\" data-element_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<ul><li>Sinha, R.S. Underground Structures: Design and Construction, Elsevier, Amsterdam, 1991<\/li><li>Mahtab, M.A. and Grasso, P. Geomechanics Principal in the Design of Tunnels and Caverns in Rock, Elsevier, Amsterdam, 1992<\/li><li>Esex, E.J. Geotechnical Line Reports for Underground Construction: Guidelines and Practices, American Society of Civil Engineers Pub., 1997<\/li><li>Singh, J.G. Underground Mining, Monark Press, Bruj-Kalp Publisher, Varanasi, 1999<\/li><li>Hudson, J. A. Comprehensive Rock Engineering, Vol.3&amp;5, Pergamon Press, Oxford, 1993<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>GS 681: Underground Excavation Technology Syllabus\u200b Use and scope of underground excavation in India, methods of excavation, tunnel boring machine (TBM), drilling and blasting, trenchless technology, underground supports: shield supports, remote and automation support, lining, reinforcements, rock bolting, cable bolting, rock anchoring, roof stretching.Underground environment: dust suppression, ventilation, lighting, communication, fire protection, underground openings: dimensions, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/www.geos.iitb.ac.in\/index.php\/wp-json\/wp\/v2\/pages\/2571"}],"collection":[{"href":"https:\/\/www.geos.iitb.ac.in\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.geos.iitb.ac.in\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.geos.iitb.ac.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.geos.iitb.ac.in\/index.php\/wp-json\/wp\/v2\/comments?post=2571"}],"version-history":[{"count":0,"href":"https:\/\/www.geos.iitb.ac.in\/index.php\/wp-json\/wp\/v2\/pages\/2571\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.geos.iitb.ac.in\/index.php\/wp-json\/wp\/v2\/media?parent=2571"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}