{"id":65,"date":"2014-07-05T11:21:50","date_gmt":"2014-07-05T09:21:50","guid":{"rendered":"http:\/\/blog.tu-dresden.de\/inowas\/?p=65"},"modified":"2014-07-05T11:23:07","modified_gmt":"2014-07-05T09:23:07","slug":"double-ring-infiltration-tests","status":"publish","type":"post","link":"https:\/\/blog.tu-dresden.de\/inowas\/double-ring-infiltration-tests\/","title":{"rendered":"Double-ring infiltration tests"},"content":{"rendered":"<p>According to the work assignments in WP 4 (Field infiltrations), the area that was selected for infiltration needs to be characterised in terms of geology, stratigraphy, and hydrogeology. Some of the first tests aimed at the estimation of soil hydraulic parameters such as, for example, saturated hydraulic conductivity (Ks value). For this, we started this week our first double-ring infiltration tests in order to estimate the soil permeability under natural, undisturbed conditions. Later on, core samples will be collected\u00a0and Ks values will be determined based on grain size analysis curves.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-66\" src=\"http:\/\/blog.tu-dresden.de\/inowas\/files\/2014\/07\/double_ring_infiltrations.jpg\" alt=\"double_ring_infiltrations\" width=\"500\" height=\"290\" srcset=\"https:\/\/blog.tu-dresden.de\/inowas\/files\/2014\/07\/double_ring_infiltrations.jpg 500w, https:\/\/blog.tu-dresden.de\/inowas\/files\/2014\/07\/double_ring_infiltrations-300x174.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>So the first two infiltration tests revealed values of soil hydraulic conductivity in the range of 10<sup>-5<\/sup> m\/s, which was corresponding to the silty layer that starts\u00a0at a depth of 1.5 m below soil surface. Since our planed infiltration trench is also 1.5 m deep, this layer might pose some difficulties but further investigations are needed such as detailed stratigraphical characterisation\u00a0of the whole study area.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>According to the work assignments in WP 4 (Field infiltrations), the area that was selected for infiltration needs to be characterised in terms of geology, stratigraphy, and hydrogeology. Some of the first tests aimed at the estimation of soil hydraulic parameters such as, for example, saturated hydraulic conductivity (Ks value). For this, we started this [&hellip;]<\/p>\n","protected":false},"author":161,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-65","post","type-post","status-publish","format-standard","hentry","category-general"],"_links":{"self":[{"href":"https:\/\/blog.tu-dresden.de\/inowas\/wp-json\/wp\/v2\/posts\/65","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.tu-dresden.de\/inowas\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.tu-dresden.de\/inowas\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.tu-dresden.de\/inowas\/wp-json\/wp\/v2\/users\/161"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.tu-dresden.de\/inowas\/wp-json\/wp\/v2\/comments?post=65"}],"version-history":[{"count":2,"href":"https:\/\/blog.tu-dresden.de\/inowas\/wp-json\/wp\/v2\/posts\/65\/revisions"}],"predecessor-version":[{"id":68,"href":"https:\/\/blog.tu-dresden.de\/inowas\/wp-json\/wp\/v2\/posts\/65\/revisions\/68"}],"wp:attachment":[{"href":"https:\/\/blog.tu-dresden.de\/inowas\/wp-json\/wp\/v2\/media?parent=65"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.tu-dresden.de\/inowas\/wp-json\/wp\/v2\/categories?post=65"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.tu-dresden.de\/inowas\/wp-json\/wp\/v2\/tags?post=65"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}