{"id":321,"date":"2021-06-10T00:00:00","date_gmt":"2021-06-09T22:00:00","guid":{"rendered":"https:\/\/srdcemstavari.cz\/en\/?p=321"},"modified":"2021-09-10T23:16:04","modified_gmt":"2021-09-10T21:16:04","slug":"research-of-railway-sleepers-from-polymers","status":"publish","type":"post","link":"https:\/\/srdcemstavari.cz\/en\/research-of-railway-sleepers-from-polymers\/","title":{"rendered":"Research of railway sleepers from polymers"},"content":{"rendered":"\n<p>Not only in the&nbsp;production&nbsp;of park&nbsp;benches&nbsp;can mixed plastic waste be reused. The so-called&nbsp;polymers, among which&nbsp;PET also&nbsp;belongs, known&nbsp;in&nbsp;the production of bottles, or&nbsp;polyethylene,&nbsp;used in packing materials, have&nbsp;also&nbsp;been used abroad for the production of&nbsp;railway sleepers&nbsp;in the recent decades.&nbsp;Their main advantage&nbsp;is&nbsp;in their&nbsp;physical and mechanical properties suitable for&nbsp;railway, which are&nbsp;achieved by the combination of properties of the polymer and the&nbsp;metal or glass reinforcement.&nbsp;&nbsp;<\/p>\n\n\n\n<p>Polymers combine the advantages of&nbsp;commonly used&nbsp;railway sleeper materials because they are durable like concrete, flexible like wood and are not prone to biodegradability.&nbsp;<\/p>\n\n\n\n<p>In his doctoral thesis,&nbsp;Ing.&nbsp;V\u00edt&nbsp;Lojda, Ph.D., from the&nbsp;Department of Railway Structures at the Faculty of Civil Engineering CTU,&nbsp;focused on the research of railway sleepers made of polymers.&nbsp;The aim of the&nbsp;thesis is&nbsp;the&nbsp;research in applicability&nbsp;of railway sleepers&nbsp;produced&nbsp;abroad&nbsp;assessed using&nbsp;numerical and experimental methods.&nbsp;The result of the doctoral thesis is then the recommendation of the&nbsp;range&nbsp;and&nbsp;way of their&nbsp;application&nbsp;in the Czech railways&nbsp;and the preparation of the first&nbsp;trial section&nbsp;of&nbsp;railway.&nbsp;&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-vimeo wp-block-embed-vimeo wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"V&amp;iacute;t Lojda - V&amp;yacute;zkum \u017eelezni\u010dn&amp;iacute;ch pra\u017ec\u016f z polymer\u016f EN\" src=\"https:\/\/player.vimeo.com\/video\/601966612?dnt=1&amp;app_id=122963&amp;h=e260877180\" width=\"1160\" height=\"653\" frameborder=\"0\" allow=\"autoplay; fullscreen; picture-in-picture\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Not only in the&nbsp;production&nbsp;of park&nbsp;benches&nbsp;can mixed plastic waste be reused. The so-called&nbsp;polymers, among which&nbsp;PET also&nbsp;belongs, known&nbsp;in&nbsp;the production of bottles, or&nbsp;polyethylene,&nbsp;used in packing materials, have&nbsp;also&nbsp;been used [&hellip;] <span class=\"read-more-link\"><a class=\"read-more\" href=\"https:\/\/srdcemstavari.cz\/en\/research-of-railway-sleepers-from-polymers\/\">Read More<\/a><\/span><\/p>\n","protected":false},"author":3,"featured_media":275,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/srdcemstavari.cz\/en\/wp-json\/wp\/v2\/posts\/321"}],"collection":[{"href":"https:\/\/srdcemstavari.cz\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/srdcemstavari.cz\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/srdcemstavari.cz\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/srdcemstavari.cz\/en\/wp-json\/wp\/v2\/comments?post=321"}],"version-history":[{"count":1,"href":"https:\/\/srdcemstavari.cz\/en\/wp-json\/wp\/v2\/posts\/321\/revisions"}],"predecessor-version":[{"id":322,"href":"https:\/\/srdcemstavari.cz\/en\/wp-json\/wp\/v2\/posts\/321\/revisions\/322"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/srdcemstavari.cz\/en\/wp-json\/wp\/v2\/media\/275"}],"wp:attachment":[{"href":"https:\/\/srdcemstavari.cz\/en\/wp-json\/wp\/v2\/media?parent=321"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/srdcemstavari.cz\/en\/wp-json\/wp\/v2\/categories?post=321"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/srdcemstavari.cz\/en\/wp-json\/wp\/v2\/tags?post=321"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}