{"id":2094,"date":"2026-03-03T10:42:52","date_gmt":"2026-03-03T09:42:52","guid":{"rendered":"https:\/\/glassfiber.wpenginepowered.com\/?post_type=aktuelt&#038;p=2094"},"modified":"2026-05-20T13:33:27","modified_gmt":"2026-05-20T11:33:27","slug":"stair-modules-with-cable-support-tonstad-power-plant","status":"publish","type":"aktuelt","link":"https:\/\/glassfiber.no\/en\/aktuelt\/trappemoduler-med-kabelsupport-tonstad-kraftverk\/","title":{"rendered":"Stair modules with cable support \u2013 Tonstad Power Plant"},"content":{"rendered":"<h4 class=\"wp-block-heading\">The stair module project included design, calculation, fabrication and installation in a full-profile drilled cable shaft with a diameter of 2.6 m, length of 164 m and an inclination of 44 degrees.<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Stair modules with cable support solution consist of a total of 28 prefabricated modules. The modules are assembled from fiberglass profiles and lattice steps which were then bolted to the tunnel walls\/floor with steel brackets.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For cable routing, 3 cable ladders with a width of 600 mm and 1 with a width of 400 mm were installed. Furthermore, extra fire protection has been added for cables and gratings for extra protection against falling rocks from the tunnel roof.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">We would like to thank our partners Lynet Engineering AS, Nordic Steel AS and Steis Mekaniske Verksted AS for their help in connection with design\\calculation, production of steel brackets and for carrying out assembly at Tonstad.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A big thank you to&nbsp;<a href=\"https:\/\/risa.no\/\" target=\"_blank\" rel=\"noreferrer noopener\">Risa AS<\/a>&nbsp;who showed us confidence in this project.<\/p>\n\n\n\n<figure class=\"wp-block-gallery alignwide has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"666\" data-id=\"3094\" src=\"http:\/\/glassfiber.no\/wp-content\/uploads\/Topp.webp\" alt=\"\" class=\"wp-image-3094\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"666\" data-id=\"3095\" src=\"http:\/\/glassfiber.no\/wp-content\/uploads\/Bunn2.webp\" alt=\"\" class=\"wp-image-3095\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"666\" data-id=\"3097\" src=\"http:\/\/glassfiber.no\/wp-content\/uploads\/Bunn1.webp\" alt=\"\" class=\"wp-image-3097\"\/><\/figure>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"http:\/\/glassfiber.no\/wp-content\/uploads\/2019\/11\/Topp.jpg\"><\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"http:\/\/glassfiber.no\/wp-content\/uploads\/2019\/11\/Bunn2.jpg\"><\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"featured_media":2095,"template":"","meta":{"_acf_changed":false},"categories":[],"class_list":["post-2094","aktuelt","type-aktuelt","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - 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