{"id":37322,"date":"2021-04-09T08:45:20","date_gmt":"2021-04-09T08:45:20","guid":{"rendered":"https:\/\/blogs.agu.org\/landslideblog\/?p=37322"},"modified":"2021-04-09T08:45:20","modified_gmt":"2021-04-09T08:45:20","slug":"oxley-highway-multiple-landslides-in-new-south-wales-australia","status":"publish","type":"post","link":"https:\/\/blogs.agu.org\/landslideblog\/2021\/04\/09\/oxley-highway-multiple-landslides-in-new-south-wales-australia\/","title":{"rendered":"Oxley Highway: multiple landslides in New South Wales, Australia"},"content":{"rendered":"<h4>Oxley Highway: multiple landslides in New South Wales, Australia<\/h4>\n<p><a href=\"https:\/\/en.wikipedia.org\/wiki\/Oxley_Highway\">The Oxley Highway is a rural road orientated east-west in\u00a0New South Wales,\u00a0Australia<\/a>.<sup id=\"cite_ref-1\" class=\"reference\"><\/sup> To the west is the town of Nevertire, to the east it terminates at Port Macquarie on the Tasman Sea coast.<\/p>\n<p>Heavy rainfall in March triggered multiple landslides along the Oxley Highway in a section between Yarras and Walcha.\u00a0 This is the landscape of the section in question:-<\/p>\n<div id=\"attachment_37327\" style=\"width: 809px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-37327\" class=\" wp-image-37327\" src=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2021\/04\/21_04-Oxley-Highway-1-scaled.jpg\" alt=\"Google Earth image showing the landscape along the Oxley Highway between Yarras and Walcha (just visible in the distance) in New South Wales, Australia\" width=\"799\" height=\"558\" srcset=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2021\/04\/21_04-Oxley-Highway-1-scaled.jpg 2560w, https:\/\/blogs.agu.org\/landslideblog\/files\/2021\/04\/21_04-Oxley-Highway-1-300x210.jpg 300w, https:\/\/blogs.agu.org\/landslideblog\/files\/2021\/04\/21_04-Oxley-Highway-1-1024x715.jpg 1024w, https:\/\/blogs.agu.org\/landslideblog\/files\/2021\/04\/21_04-Oxley-Highway-1-768x537.jpg 768w, https:\/\/blogs.agu.org\/landslideblog\/files\/2021\/04\/21_04-Oxley-Highway-1-1536x1073.jpg 1536w, https:\/\/blogs.agu.org\/landslideblog\/files\/2021\/04\/21_04-Oxley-Highway-1-2048x1431.jpg 2048w\" sizes=\"auto, (max-width: 799px) 100vw, 799px\" \/><p id=\"caption-attachment-37327\" class=\"wp-caption-text\">Google Earth image showing the landscape along the Oxley Highway between Yarras and Walcha (just visible in the distance) in New South Wales, Australia<\/p><\/div>\n<p>.<\/p>\n<p>There is a good helicopter reconnaissance video showing the magnitude of the damage caused by landslides to the highway, <a href=\"https:\/\/www.youtube.com\/watch?v=KOX6R6koSzw\">posted to Youtube<\/a>:-<\/p>\n<iframe loading=\"lazy\" title=\"Oxley Hwy Recon 01 24\/03\/2021\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/KOX6R6koSzw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n<p>.<\/p>\n<p>The level of damage is also clear in some of the images released by Transport for NSW:-<\/p>\n<div id=\"attachment_37329\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-37329\" class=\" wp-image-37329\" src=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2021\/04\/21_04-Oxley-Highway-2.jpg\" alt=\"Landslide damage along the Oxley Highway. Image from Transport for NSW.\" width=\"800\" height=\"450\" srcset=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2021\/04\/21_04-Oxley-Highway-2.jpg 1200w, https:\/\/blogs.agu.org\/landslideblog\/files\/2021\/04\/21_04-Oxley-Highway-2-300x169.jpg 300w, https:\/\/blogs.agu.org\/landslideblog\/files\/2021\/04\/21_04-Oxley-Highway-2-1024x576.jpg 1024w, https:\/\/blogs.agu.org\/landslideblog\/files\/2021\/04\/21_04-Oxley-Highway-2-768x432.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><p id=\"caption-attachment-37329\" class=\"wp-caption-text\">Landslide damage along the Oxley Highway. Image from Transport for NSW.<\/p><\/div>\n<p>.<\/p>\n<div id=\"attachment_37331\" style=\"width: 808px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-37331\" class=\" wp-image-37331\" src=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2021\/04\/21_04-Oxley-Highway-3.jpg\" alt=\"A landslide on the Oxley Highway. Image from Transport for NSW.\" width=\"798\" height=\"449\" srcset=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2021\/04\/21_04-Oxley-Highway-3.jpg 1200w, https:\/\/blogs.agu.org\/landslideblog\/files\/2021\/04\/21_04-Oxley-Highway-3-300x169.jpg 300w, https:\/\/blogs.agu.org\/landslideblog\/files\/2021\/04\/21_04-Oxley-Highway-3-1024x576.jpg 1024w, https:\/\/blogs.agu.org\/landslideblog\/files\/2021\/04\/21_04-Oxley-Highway-3-768x432.jpg 768w\" sizes=\"auto, (max-width: 798px) 100vw, 798px\" \/><p id=\"caption-attachment-37331\" class=\"wp-caption-text\">A landslide on the Oxley Highway. Image from Transport for NSW.<\/p><\/div>\n<p>.<\/p>\n<p>There are more than 70 landslide sites along the road.\u00a0 Transport for NSW has estimated that it will at least two months before the road can reopen with a limited service, and several more months at least before the problems are fully mitigated.\u00a0 As the two images directly above show, some of the landslides are both large and located below the level of the road bench.\u00a0 Remediating these sites will be a substantial and expensive challenge.<\/p>\n<p>Meanwhile, also in Australia, <a href=\"https:\/\/twitter.com\/7NewsSC\/status\/1380054161723559936\">7 Daily News tweeted a video yesterday of a coastal landslide in Queensland<\/a>:<\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">Another sinkhole has opened up at Inskip Point, stripping chunks of sand away from the beach. It appeared after the recent deluge near where vehicles are loaded onto the barges to go to Fraser Island. Vid: Wayne Kerr. <a href=\"https:\/\/t.co\/dSgFbiE9NM\">https:\/\/t.co\/dSgFbiE9NM<\/a> <a href=\"https:\/\/twitter.com\/hashtag\/7NEWS?src=hash&amp;ref_src=twsrc%5Etfw\">#7NEWS<\/a> <a href=\"https:\/\/t.co\/7zmXEc5dhk\">pic.twitter.com\/7zmXEc5dhk<\/a><\/p>\n<p>&mdash; 7NEWS Sunshine Coast (@7NewsSC) <a href=\"https:\/\/twitter.com\/7NewsSC\/status\/1380054161723559936?ref_src=twsrc%5Etfw\">April 8, 2021<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p>.<\/p>\n<p><a href=\"https:\/\/blogs.agu.org\/landslideblog\/2015\/09\/29\/the-inskip-sinkhole-1\/\">I have posted about these retrogressive landslides at Inskip Point previously<\/a>.\u00a0 This is another example of a <a href=\"https:\/\/blogs.agu.org\/landslideblog\/2021\/03\/18\/retrogressive-breach-failures\/\">Retrogressive Breach Failure<\/a>, not a sinkhole.<\/p>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>In late March over 70 landslides were triggered along the Oxley Highway in New South Wales, Australia<!-- AddThis Advanced Settings generic via filter on wp_trim_excerpt --><!-- AddThis Share Buttons generic via filter on wp_trim_excerpt --><\/p>\n","protected":false},"author":22,"featured_media":37329,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[176,469,103,959,27],"class_list":["post-37322","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-landslide-report","tag-australia","tag-featured","tag-highway","tag-landslide-report","tag-road"],"_links":{"self":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/posts\/37322","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/users\/22"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/comments?post=37322"}],"version-history":[{"count":0,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/posts\/37322\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/media\/37329"}],"wp:attachment":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/media?parent=37322"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/categories?post=37322"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/tags?post=37322"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}