{"id":2903,"date":"2022-12-14T18:54:52","date_gmt":"2022-12-14T17:54:52","guid":{"rendered":"https:\/\/www.pierresuchet.com\/?p=2903"},"modified":"2022-12-14T21:34:16","modified_gmt":"2022-12-14T20:34:16","slug":"le-ruisseau-de-leperon-a-nevers","status":"publish","type":"post","link":"https:\/\/www.pierresuchet.com\/?p=2903","title":{"rendered":"Le ruisseau de l&rsquo;Eperon \u00e0 Nevers"},"content":{"rendered":"\n<p>Une nouvelle enqu\u00eate g\u00e9o-photographique le long du ruisseau de l&rsquo;Eperon \u00e0 Nevers (Ni\u00e8vre).<\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2904\" src=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/1-Carte.jpg\" alt=\"\" width=\"962\" height=\"962\" srcset=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/1-Carte.jpg 962w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/1-Carte-300x300.jpg 300w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/1-Carte-150x150.jpg 150w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/1-Carte-768x768.jpg 768w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/1-Carte-950x950.jpg 950w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/1-Carte-280x280.jpg 280w\" sizes=\"auto, (max-width: 962px) 100vw, 962px\" \/><\/p>\n\n\n\n<p>Le ruisseau d\u00e9marre actuellement au niveau du canal de d\u00e9rivation de la rivi\u00e8re Ni\u00e8vre, par une vanne de r\u00e9gulation.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2905\" src=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/2-source.jpg\" alt=\"\" width=\"820\" height=\"800\" srcset=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/2-source.jpg 820w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/2-source-300x293.jpg 300w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/2-source-768x749.jpg 768w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/2-source-280x273.jpg 280w\" sizes=\"auto, (max-width: 820px) 100vw, 820px\" \/><\/p>\n\n\n\n<p>On peut supposer que le ruisseau prenait autre fois sa source plus en amont, avant la construction du canal de d\u00e9rivation de la rivi\u00e8re Ni\u00e8vre entre 1861 et 1865.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-2906 size-large\" src=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/3-Canal-1024x658.jpg\" alt=\"\" width=\"950\" height=\"610\" srcset=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/3-Canal-1024x658.jpg 1024w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/3-Canal-300x193.jpg 300w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/3-Canal-768x493.jpg 768w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/3-Canal-1536x986.jpg 1536w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/3-Canal-2048x1315.jpg 2048w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/3-Canal-950x610.jpg 950w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/3-Canal-280x180.jpg 280w\" sizes=\"auto, (max-width: 950px) 100vw, 950px\" \/><\/p>\n\n\n\n<p>Il coule d&rsquo;abord \u00e0 l&rsquo;air libre, au sud de la zone industrielle des Taupi\u00e8res.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2907\" src=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/4.jpg\" alt=\"\" width=\"788\" height=\"800\" srcset=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/4.jpg 788w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/4-296x300.jpg 296w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/4-768x780.jpg 768w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/4-280x284.jpg 280w\" sizes=\"auto, (max-width: 788px) 100vw, 788px\" \/><\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2908\" src=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/5.jpg\" alt=\"\" width=\"791\" height=\"800\" srcset=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/5.jpg 791w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/5-297x300.jpg 297w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/5-768x777.jpg 768w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/5-280x283.jpg 280w\" sizes=\"auto, (max-width: 791px) 100vw, 791px\" \/><\/p>\n\n\n\n<p>L&rsquo;Eperon passe ensuite sous la ligne de chemin de fer Nevers-Chagny.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2910\" src=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/7.jpg\" alt=\"\" width=\"791\" height=\"800\" srcset=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/7.jpg 791w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/7-297x300.jpg 297w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/7-768x777.jpg 768w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/7-280x283.jpg 280w\" sizes=\"auto, (max-width: 791px) 100vw, 791px\" \/><\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2909\" src=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/6.jpg\" alt=\"\" width=\"794\" height=\"800\" srcset=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/6.jpg 794w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/6-298x300.jpg 298w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/6-150x150.jpg 150w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/6-768x774.jpg 768w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/6-280x282.jpg 280w\" sizes=\"auto, (max-width: 794px) 100vw, 794px\" \/><\/p>\n\n\n\n<p>La rue du Gu\u00e9, perpendiculaire au Faubourg du Grand Mouesse, garde la m\u00e9moire de l&rsquo;\u00e9poque o\u00f9 le ruisseau coulait \u00e0 l&rsquo;air libre.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2911\" src=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/8.jpg\" alt=\"\" width=\"795\" height=\"800\" srcset=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/8.jpg 795w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/8-298x300.jpg 298w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/8-150x150.jpg 150w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/8-768x773.jpg 768w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/8-280x282.jpg 280w\" sizes=\"auto, (max-width: 795px) 100vw, 795px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2912\" src=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/8b.jpg\" alt=\"\" width=\"792\" height=\"800\" srcset=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/8b.jpg 792w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/8b-297x300.jpg 297w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/8b-768x776.jpg 768w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/8b-280x283.jpg 280w\" sizes=\"auto, (max-width: 792px) 100vw, 792px\" \/><\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2913\" src=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/9.jpg\" alt=\"\" width=\"796\" height=\"800\" srcset=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/9.jpg 796w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/9-150x150.jpg 150w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/9-768x772.jpg 768w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/9-280x281.jpg 280w\" sizes=\"auto, (max-width: 796px) 100vw, 796px\" \/><\/p>\n\n\n\n<p>Le fond de carte OpenStreetMap indique que la canalisation d\u00e9bouche dans la Loire. Mais sur le terrain, aucune trace d&rsquo;exutoire dans le fleuve n&rsquo;est visible. Et l&rsquo;id\u00e9e qu&rsquo;une rivi\u00e8re &#8211; m\u00eame souterraine et canalis\u00e9e &#8211; traverse une digue semble d\u00e9fier les lois de l&rsquo;hydraulique<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2914\" src=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/10.jpg\" alt=\"\" width=\"792\" height=\"800\" srcset=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/10.jpg 792w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/10-297x300.jpg 297w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/10-768x776.jpg 768w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/10-280x283.jpg 280w\" sizes=\"auto, (max-width: 792px) 100vw, 792px\" \/><\/p>\n\n\n\n<p>Avant la destruction du quartier des P\u00e2tis et la canalisation de la rivi\u00e8re Ni\u00e8vre \u00e0 la fin des ann\u00e9es 50, l&rsquo;Eperon, longeait l&rsquo;usine \u00e0 gaz puis se jetait dans la rivi\u00e8re Ni\u00e8vre au niveau de la rue des P\u00e2tis.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-2916\" src=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/Usine-gaz-1024x656.jpg\" alt=\"\" width=\"950\" height=\"609\" srcset=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/Usine-gaz-1024x656.jpg 1024w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/Usine-gaz-300x192.jpg 300w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/Usine-gaz-768x492.jpg 768w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/Usine-gaz-1536x983.jpg 1536w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/Usine-gaz-2048x1311.jpg 2048w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/Usine-gaz-950x608.jpg 950w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/Usine-gaz-280x179.jpg 280w\" sizes=\"auto, (max-width: 950px) 100vw, 950px\" \/><\/p>\n\n\n\n<p>La Direction D\u00e9partementale des Territoires, install\u00e9e au dessus des deux anciens cours d&rsquo;eau doit probablement savoir quelle est la v\u00e9rit\u00e9 souterraine.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2915\" src=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/11.jpg\" alt=\"\" width=\"788\" height=\"800\" srcset=\"https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/11.jpg 788w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/11-296x300.jpg 296w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/11-768x780.jpg 768w, https:\/\/www.pierresuchet.com\/Photo\/wp-content\/uploads\/2022\/12\/11-280x284.jpg 280w\" sizes=\"auto, (max-width: 788px) 100vw, 788px\" \/><\/p>\n\n\n\n<p>La carte interactive contenant les photos ci-dessus g\u00e9olocalis\u00e9es, ainsi que plusieurs autres photos est visible ici :<\/p>\n<p><a href=\"https:\/\/umap.openstreetmap.fr\/fr\/map\/le-ruisseau-de-leperon-a-nevers_823635#\">https:\/\/umap.openstreetmap.fr\/fr\/map\/le-ruisseau-de-leperon-a-nevers_823635#<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Une nouvelle enqu\u00eate g\u00e9o-photographique le long du ruisseau de l&rsquo;Eperon \u00e0 Nevers (Ni\u00e8vre). Le ruisseau d\u00e9marre actuellement au niveau du canal de d\u00e9rivation de la rivi\u00e8re Ni\u00e8vre, par une vanne de r\u00e9gulation. On peut supposer que le ruisseau prenait autre fois sa source plus en amont, avant la construction du canal de d\u00e9rivation de la&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"ngg_post_thumbnail":0,"footnotes":""},"categories":[178],"tags":[194,189,38,37,193,36,195,116],"class_list":["post-2903","post","type-post","status-publish","format-standard","hentry","category-178","tag-eperon","tag-fantome","tag-nevers","tag-nievre","tag-patis","tag-riviere","tag-ruisseau","tag-urbanisme"],"_links":{"self":[{"href":"https:\/\/www.pierresuchet.com\/index.php?rest_route=\/wp\/v2\/posts\/2903","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pierresuchet.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pierresuchet.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pierresuchet.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pierresuchet.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2903"}],"version-history":[{"count":4,"href":"https:\/\/www.pierresuchet.com\/index.php?rest_route=\/wp\/v2\/posts\/2903\/revisions"}],"predecessor-version":[{"id":2922,"href":"https:\/\/www.pierresuchet.com\/index.php?rest_route=\/wp\/v2\/posts\/2903\/revisions\/2922"}],"wp:attachment":[{"href":"https:\/\/www.pierresuchet.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2903"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pierresuchet.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2903"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pierresuchet.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2903"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}