{"id":7721,"date":"2025-01-13T13:50:11","date_gmt":"2025-01-13T18:50:11","guid":{"rendered":"https:\/\/permafrostnet.ca\/?p=7721"},"modified":"2026-05-22T11:23:44","modified_gmt":"2026-05-22T16:23:44","slug":"seminar-29-january-permafrost-frost-jacking","status":"publish","type":"post","link":"https:\/\/permafrostnet.ca\/fr\/news\/seminar-29-january-permafrost-frost-jacking\/","title":{"rendered":"Seminar &#8211; 29 January &#8211; Understanding Frost Jacking Effects on Transportation Infrastructure in Permafrost Regions."},"content":{"rendered":"<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<p>Natalie Arpin will be presenting<em> Understanding Frost Jacking Effects on Transportation Infrastructure in Permafrost Regions: Insights from the Hudson Bay Railway.<\/em><\/p>\n\n\n\n<p>Date:<strong>&nbsp;29 January&nbsp;2025<\/strong><br>Time:<strong>&nbsp;13:00-14:00<\/strong>&nbsp;Eastern Time<br>Location: Zoom (details are posted in our Teams site).<\/p>\n\n\n\n<p>The Hudson Bay Railway plays a crucial role in Canada by providing an all-season, land-based pathway to transport goods to Northern communities, but the diverse ground conditions, ranging from isolated to continuous permafrost, create significant obstacles in maintaining its operation. The presentation will discuss current efforts to improve understanding of how ground conditions affect railway bridges, with a specific focus on frost jacking.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"186\" height=\"303\" src=\"https:\/\/permafrostnet.ca\/wp-content\/uploads\/2024\/11\/pn_NatalieArpin-edited.png\" alt=\"\" class=\"wp-image-7752\" srcset=\"https:\/\/permafrostnet.ca\/wp-content\/uploads\/2024\/11\/pn_NatalieArpin-edited.png 186w, https:\/\/permafrostnet.ca\/wp-content\/uploads\/2024\/11\/pn_NatalieArpin-edited-184x300.png 184w, https:\/\/permafrostnet.ca\/wp-content\/uploads\/2024\/11\/pn_NatalieArpin-edited-7x12.png 7w\" sizes=\"(max-width: 186px) 100vw, 186px\" \/><\/figure>\n<\/div><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Natalie Arpin will be presenting Understanding Frost Jacking Effects on Transportation Infrastructure in Permafrost Regions: Insights from the Hudson Bay Railway. Date:&nbsp;29 January&nbsp;2025Time:&nbsp;13:00-14:00&nbsp;Eastern TimeLocation: Zoom (details are posted in our Teams site). The Hudson Bay Railway plays a crucial role in Canada by providing an all-season, land-based pathway to transport [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":7750,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_EventAllDay":false,"_EventTimezone":"","_EventStartDate":"","_EventEndDate":"","_EventStartDateUTC":"","_EventEndDateUTC":"","_EventShowMap":false,"_EventShowMapLink":false,"_EventURL":"","_EventCost":"","_EventCostDescription":"","_EventCurrencySymbol":"","_EventCurrencyCode":"","_EventCurrencyPosition":"","_EventDateTimeSeparator":"","_EventTimeRangeSeparator":"","_EventOrganizerID":[],"_EventVenueID":[],"_OrganizerEmail":"","_OrganizerPhone":"","_OrganizerWebsite":"","_VenueAddress":"","_VenueCity":"","_VenueCountry":"","_VenueProvince":"","_VenueState":"","_VenueZip":"","_VenuePhone":"","_VenueURL":"","_VenueStateProvince":"","_VenueLat":"","_VenueLng":"","_VenueShowMap":false,"_VenueShowMapLink":false,"_themeisle_gutenberg_block_has_review":false,"footnotes":""},"categories":[35,91],"tags":[],"class_list":["post-7721","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","category-seminar"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Seminar - 29 January - Understanding Frost Jacking Effects on Transportation Infrastructure in Permafrost Regions. &#8211; PermafrostNet<\/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:\/\/www.permafrostnet.ca\/news\/seminar-29-january-permafrost-frost-jacking\/\" \/>\n<meta property=\"og:locale\" content=\"fr_CA\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Seminar - 29 January - Understanding Frost Jacking Effects on Transportation Infrastructure in Permafrost Regions. &#8211; PermafrostNet\" \/>\n<meta property=\"og:description\" content=\"Natalie Arpin will be presenting Understanding Frost Jacking Effects on Transportation Infrastructure in Permafrost Regions: Insights from the Hudson Bay Railway. Date:&nbsp;29 January&nbsp;2025Time:&nbsp;13:00-14:00&nbsp;Eastern TimeLocation: Zoom (details are posted in our Teams site). The Hudson Bay Railway plays a crucial role in Canada by providing an all-season, land-based pathway to transport [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.permafrostnet.ca\/news\/seminar-29-january-permafrost-frost-jacking\/\" \/>\n<meta property=\"og:site_name\" content=\"PermafrostNet\" \/>\n<meta property=\"article:published_time\" content=\"2025-01-13T18:50:11+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-05-22T16:23:44+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.permafrostnet.ca\/wp-content\/uploads\/2024\/11\/frost-jacking-HBR.png\" \/>\n\t<meta property=\"og:image:width\" content=\"720\" \/>\n\t<meta property=\"og:image:height\" content=\"636\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Tristan MacLean\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@PermafrostNet\" \/>\n<meta name=\"twitter:site\" content=\"@PermafrostNet\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Tristan MacLean\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimation du temps de lecture\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.permafrostnet.ca\\\/news\\\/seminar-29-january-permafrost-frost-jacking\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.permafrostnet.ca\\\/news\\\/seminar-29-january-permafrost-frost-jacking\\\/\"},\"author\":{\"name\":\"Tristan MacLean\",\"@id\":\"https:\\\/\\\/www.permafrostnet.ca\\\/#\\\/schema\\\/person\\\/70e67e64ed65de9f0559f2a871467859\"},\"headline\":\"Seminar &#8211; 29 January &#8211; Understanding Frost Jacking Effects on Transportation Infrastructure in Permafrost Regions.\",\"datePublished\":\"2025-01-13T18:50:11+00:00\",\"dateModified\":\"2026-05-22T16:23:44+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.permafrostnet.ca\\\/news\\\/seminar-29-january-permafrost-frost-jacking\\\/\"},\"wordCount\":116,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.permafrostnet.ca\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.permafrostnet.ca\\\/news\\\/seminar-29-january-permafrost-frost-jacking\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/permafrostnet.ca\\\/wp-content\\\/uploads\\\/2024\\\/11\\\/frost-jacking-HBR.png\",\"articleSection\":[\"News\",\"Seminar\"],\"inLanguage\":\"fr-CA\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.permafrostnet.ca\\\/news\\\/seminar-29-january-permafrost-frost-jacking\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.permafrostnet.ca\\\/news\\\/seminar-29-january-permafrost-frost-jacking\\\/\",\"url\":\"https:\\\/\\\/www.permafrostnet.ca\\\/news\\\/seminar-29-january-permafrost-frost-jacking\\\/\",\"name\":\"Seminar - 29 January - Understanding Frost Jacking Effects on Transportation Infrastructure in Permafrost Regions. &#8211; PermafrostNet\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.permafrostnet.ca\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.permafrostnet.ca\\\/news\\\/seminar-29-january-permafrost-frost-jacking\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.permafrostnet.ca\\\/news\\\/seminar-29-january-permafrost-frost-jacking\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/permafrostnet.ca\\\/wp-content\\\/uploads\\\/2024\\\/11\\\/frost-jacking-HBR.png\",\"datePublished\":\"2025-01-13T18:50:11+00:00\",\"dateModified\":\"2026-05-22T16:23:44+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.permafrostnet.ca\\\/news\\\/seminar-29-january-permafrost-frost-jacking\\\/#breadcrumb\"},\"inLanguage\":\"fr-CA\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.permafrostnet.ca\\\/news\\\/seminar-29-january-permafrost-frost-jacking\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-CA\",\"@id\":\"https:\\\/\\\/www.permafrostnet.ca\\\/news\\\/seminar-29-january-permafrost-frost-jacking\\\/#primaryimage\",\"url\":\"https:\\\/\\\/permafrostnet.ca\\\/wp-content\\\/uploads\\\/2024\\\/11\\\/frost-jacking-HBR.png\",\"contentUrl\":\"https:\\\/\\\/permafrostnet.ca\\\/wp-content\\\/uploads\\\/2024\\\/11\\\/frost-jacking-HBR.png\",\"width\":720,\"height\":636,\"caption\":\"A railway bridge crosses a snowy landscape surrounded by leafless trees and evergreens. 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