{"id":44126,"date":"2021-04-30T08:00:23","date_gmt":"2021-04-29T23:00:23","guid":{"rendered":"https:\/\/norimen.net\/wordpress\/?p=44126"},"modified":"2026-05-17T11:51:26","modified_gmt":"2026-05-17T02:51:26","slug":"packer-inflate-test","status":"publish","type":"post","link":"https:\/\/norimen.net\/en\/packer-inflate-test\/","title":{"rendered":"Let's Inflate the Packer | Proof-of-Concept Experiment"},"content":{"rendered":"<p>Hello, everyone.<\/p>\n<p>This is Enta.<\/p>\n<p>I imagine packers are often used in ground anchor construction.<\/p>\n<p>I don't think I've ever really seen that part of the packer bulge out.<\/p>\n<p>Even if I did see it, I think it would only be the end of the free-length side.<\/p>\n<p>Take a look at what it's actually like.<\/p>\n<div style=\"width: 600px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-44126-1\" width=\"600\" height=\"338\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2021\/04\/a614ff572457f91f76b8d04143d97b55.mp4?_=1\" \/><a href=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2021\/04\/a614ff572457f91f76b8d04143d97b55.mp4\">https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2021\/04\/a614ff572457f91f76b8d04143d97b55.mp4<\/a><\/video><\/div>\n<p>When pressure is applied to the packer, the fabric on its surface absorbs moisture, causing the grout inside to become more concentrated.<\/p>\n<p>That's why the surface becomes rock-hard.<\/p>\n<p>As you can see, the non-pressurized version is just as it looks.<\/p>\n<p>That said, in the case of ground anchors, they are always installed pointing downward, so the very bottom of the anchor is subjected to pressure.<\/p>\n<p>Since pressure is always applied to the anchoring section, there will be no problems as long as the sealant is injected thoroughly.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-44132\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2021\/04\/2016-10-07-11.15.36.jpg\" alt=\"Packer Pressurization\" width=\"600\" height=\"338\" \/><\/p>\n<p>Although there is a significant difference in size between pressurized and unpressurized conditions, once the borehole is actually drilled, the borehole will not expand beyond its diameter within the surrounding rock.<\/p>\n<p>&nbsp;<\/p>\n<p>If the pressure gauge hadn't broken, I could have done more experiments, but there was nothing I could do at the time, so this is the only video I have.<\/p>\n<p>I hope I'll be able to do more experiments in the future.<\/p>\n<p>&nbsp;<\/p>\n<p>See you later.<\/p>","protected":false},"excerpt":{"rendered":"<p>Hello, everyone. This is Enta. I\u2019m sure you often use packers in ground anchor construction. I don\u2019t think you\u2019ve seen a packer inflated very often. Even if you have, it\u2019s probably only been at the end of the free length. Take a look at what it actually looks like\u2026<\/p>","protected":false},"author":2,"featured_media":3744,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[28],"tags":[47,48,50,483,4457],"class_list":["post-44126","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ground-anchor","tag-47","tag-48","tag-50","tag-483","tag-4457"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.2 (Yoast SEO v28.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ 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