{"id":9530,"date":"2022-10-09T18:23:00","date_gmt":"2022-10-09T23:23:00","guid":{"rendered":"https:\/\/www.rushworth.us\/lisa\/?p=9530"},"modified":"2023-02-22T22:44:24","modified_gmt":"2023-02-23T03:44:24","slug":"rubber-mulch-as-bullet-backstop","status":"publish","type":"post","link":"https:\/\/www.rushworth.us\/lisa\/?p=9530","title":{"rendered":"Rubber Mulch as Bullet Backstop"},"content":{"rendered":"\n<p>We found a <a rel=\"noreferrer noopener\" href=\"https:\/\/youtu.be\/O7WWQqmDOac\" target=\"_blank\">video of someone firing different rounds point-blank into a barrel filled with rubber mulch<\/a>. This seems like the worst-case depth of mulch you&#8217;d need in a backstop for different bullet types (i.e. there would be less energy if you were firing from ten meters or a hundred meters, so there would be less penetration). I wanted to record the round types and approximate depth <\/p>\n\n\n\n<p>22 long &#8212; 10&#8243;<br>9mm     &#8212; 14-15&#8243;<br>40 cal    &#8212; 18&#8243;<br>300AAC &#8212; 20&#8243;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>We found a video of someone firing different rounds point-blank into a barrel filled with rubber mulch. This seems like the worst-case depth of mulch you&#8217;d need in a backstop for different bullet types (i.e. there would be less energy if you were firing from ten meters or a hundred meters, so there would be &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1209],"tags":[1754,1755,1756,1494],"class_list":["post-9530","post","type-post","status-publish","format-standard","hentry","category-weapons","tag-backstop","tag-gun","tag-handgun","tag-shotgun"],"_links":{"self":[{"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/posts\/9530","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9530"}],"version-history":[{"count":3,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/posts\/9530\/revisions"}],"predecessor-version":[{"id":9843,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/posts\/9530\/revisions\/9843"}],"wp:attachment":[{"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9530"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9530"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9530"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}