{"id":3071,"date":"2021-07-10T21:56:00","date_gmt":"2021-07-10T19:56:00","guid":{"rendered":"http:\/\/wordpress.localhost\/2021\/07\/10\/chantier-a-corveissiat-opus-3\/"},"modified":"2021-12-26T19:21:04","modified_gmt":"2021-12-26T18:21:04","slug":"chantier-a-corveissiat-opus-3","status":"publish","type":"post","link":"https:\/\/speleoclub-gap.fr\/?p=3071","title":{"rendered":"Chantier \u00e0 Corveissiat, opus 3"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Participants : Michel DY et Christophe PASCAL<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Suite \u00e0 la derni\u00e8re s\u00e9ance de nettoyage dans la grotte de Corveissiat o\u00f9 nous enlevons du sable pour l\u2019installation de la nouvelle passerelle, quelques modifications sont effectu\u00e9es par la suite.<\/p>\n\n\n\n<!--more-->\n\n\n\n<h2 class=\"wp-block-heading\">10 juillet 2021<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Notre probl\u00e8me :<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le chantier se trouve trop loin de l&rsquo;entr\u00e9e pour pouvoir utiliser un compresseur d&rsquo;air ou une motopompe de gros d\u00e9bit. Le risque d&rsquo;intoxication au gaz d&rsquo;\u00e9chappement est fort.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour info, l&rsquo;aspiration des tuyaux dans la grotte fut tellement importante que les t\u00f4les qui servaient de bouchons ont pris une forme d&rsquo;une assiette creuse.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le tuyau d&rsquo;aspiration est lui m\u00eame aspir\u00e9 dans le Y, quelques soudures et boulons r\u00e9solvent ces inconv\u00e9nients.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L&rsquo;engin fonctionne assez bien, il nous manquait des poign\u00e9es un coude 90 air, une vanne d&rsquo;arr\u00eat d&rsquo;urgence, &#8230;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nous nous sommes rendus compte que l&rsquo;hydraulique \u00e0 faible profondeur c&rsquo;est bien cependant \u00e7a n&rsquo;est pas tr\u00e8s violent (uniquement avec le d\u00e9bit de la rivi\u00e8re souterraine) \u00e7a a tendance \u00e0 faire des bouchons de sable\/gravier dans le tuyau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le pneumatique c&rsquo;est violent mais \u00e7a consomme beaucoup d&rsquo;air pourtant on n&rsquo;est \u00e0 peine \u00e0 -2m. Du coup, on passe \u00e0 l&rsquo;hydro-pneumatique.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"542\" src=\"https:\/\/speleoclub-gap.fr\/wp-content\/uploads\/2021\/07\/jpg_aspire_toutm.jpg\" alt=\"\" class=\"wp-image-4219\" srcset=\"https:\/\/speleoclub-gap.fr\/wp-content\/uploads\/2021\/07\/jpg_aspire_toutm.jpg 750w, https:\/\/speleoclub-gap.fr\/wp-content\/uploads\/2021\/07\/jpg_aspire_toutm-300x217.jpg 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/figure><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Participants : Michel DY et Christophe PASCAL Suite \u00e0 la derni\u00e8re s\u00e9ance de nettoyage dans la grotte de Corveissiat o\u00f9 nous enlevons du sable pour l\u2019installation de la nouvelle passerelle, [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":4219,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-3071","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sorties-realisees"],"_links":{"self":[{"href":"https:\/\/speleoclub-gap.fr\/index.php?rest_route=\/wp\/v2\/posts\/3071","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/speleoclub-gap.fr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/speleoclub-gap.fr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/speleoclub-gap.fr\/index.php?rest_route=\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/speleoclub-gap.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3071"}],"version-history":[{"count":1,"href":"https:\/\/speleoclub-gap.fr\/index.php?rest_route=\/wp\/v2\/posts\/3071\/revisions"}],"predecessor-version":[{"id":9512,"href":"https:\/\/speleoclub-gap.fr\/index.php?rest_route=\/wp\/v2\/posts\/3071\/revisions\/9512"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/speleoclub-gap.fr\/index.php?rest_route=\/wp\/v2\/media\/4219"}],"wp:attachment":[{"href":"https:\/\/speleoclub-gap.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3071"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/speleoclub-gap.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3071"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/speleoclub-gap.fr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3071"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}