{"id":6727,"date":"2013-07-23T07:26:33","date_gmt":"2013-07-23T07:26:33","guid":{"rendered":"http:\/\/blogs.agu.org\/landslideblog\/?p=6727"},"modified":"2013-07-23T07:26:33","modified_gmt":"2013-07-23T07:26:33","slug":"rock-topple-france","status":"publish","type":"post","link":"https:\/\/blogs.agu.org\/landslideblog\/2013\/07\/23\/rock-topple-france\/","title":{"rendered":"An even better video of the large rock topple and collapse at Saint Jouin Breneval in France"},"content":{"rendered":"<p><a href=\"https:\/\/blogs.agu.org\/landslideblog\/2013\/07\/18\/toppling-failure-from-france\/\">Last week I showed a time lapse video<\/a> of the large rock topple failure at Saint Jouin Breneval in Normandy, Northern France on 18th July.\u00a0 It turns out that there is an <a href=\"http:\/\/www.youtube.com\/watch?v=_5T2oDDE2cs\">even better video on Youtube now<\/a>:<\/p>\n<p><iframe loading=\"lazy\" title=\"Eboulement d&#039;une falaise \u00e0 Saint-Jouin-Bruneval - 18\/07\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/_5T2oDDE2cs?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>Apparently the volume of the collapse was about 30,000 cubic metres.\u00a0 I have taken this screenshot of the rock topple as it developed:<\/p>\n<p><a href=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2013\/07\/13_07-France-toppling-1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-6729\" alt=\"13_07 France toppling 1\" src=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2013\/07\/13_07-France-toppling-1.png\" width=\"490\" height=\"344\" srcset=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2013\/07\/13_07-France-toppling-1.png 490w, https:\/\/blogs.agu.org\/landslideblog\/files\/2013\/07\/13_07-France-toppling-1-300x210.png 300w\" sizes=\"auto, (max-width: 490px) 100vw, 490px\" \/><\/a><\/p>\n<p>..<\/p>\n<p>This answers my question about the dust cloud just before failure &#8211; it was caused by the impact of material detaching from the top of the block as the rock topple developed.\u00a0 However, note that at the foot of the block the high stress levels during the rotation is causing the block to fragment.\u00a0 Note also in the video the secondary topple a few seconds after the main event.<\/p>\n<p>&nbsp;<\/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>A spectacular new video has emerged of the rock topple in Normandy, France last week<!-- 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":6729,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29],"tags":[134,469,274,963,733],"class_list":["post-6727","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-landslide-video","tag-coastal-erosion","tag-featured","tag-france","tag-landslide-video","tag-toplling-failure"],"_links":{"self":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/posts\/6727","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=6727"}],"version-history":[{"count":0,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/posts\/6727\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/media\/6729"}],"wp:attachment":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/media?parent=6727"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/categories?post=6727"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/tags?post=6727"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}