{"id":463,"date":"2013-10-01T12:41:57","date_gmt":"2013-10-01T12:41:57","guid":{"rendered":"http:\/\/blogs.sun.ac.za\/ctscanner\/?p=463"},"modified":"2017-10-18T14:33:14","modified_gmt":"2017-10-18T12:33:14","slug":"concrete-cracking","status":"publish","type":"post","link":"https:\/\/blogs.sun.ac.za\/ctscanner\/concrete-cracking\/","title":{"rendered":"Concrete cracking"},"content":{"rendered":"<p>This example is of a large concrete core taken from a large slab that was found to have cracks. In order to understand the cracking, a CT scan was attempted. These results are not discussed here since the analysis is still ongoing, but the movie and images show the quality and ability to visualize cracks are porosity in such large samples<\/p>\n<p><a href=\"http:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/3d-surface.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-464\" src=\"http:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/3d-surface-300x182.jpg\" alt=\"3d surface\" width=\"300\" height=\"182\" srcset=\"https:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/3d-surface-300x182.jpg 300w, https:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/3d-surface-1024x621.jpg 1024w, https:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/3d-surface.jpg 1409w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/3d-cracks-voids-and-densest-rocks.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-465\" src=\"http:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/3d-cracks-voids-and-densest-rocks-300x182.jpg\" alt=\"3d cracks voids and densest rocks\" width=\"300\" height=\"182\" srcset=\"https:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/3d-cracks-voids-and-densest-rocks-300x182.jpg 300w, https:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/3d-cracks-voids-and-densest-rocks-1024x621.jpg 1024w, https:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/3d-cracks-voids-and-densest-rocks.jpg 1409w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/3d-cracks-voids.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-466\" src=\"http:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/3d-cracks-voids-300x182.jpg\" alt=\"3d cracks voids\" width=\"300\" height=\"182\" srcset=\"https:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/3d-cracks-voids-300x182.jpg 300w, https:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/3d-cracks-voids-1024x621.jpg 1024w, https:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/3d-cracks-voids.jpg 1409w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/slice-side-view.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-467\" src=\"http:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/slice-side-view-300x184.jpg\" alt=\"slice side view\" width=\"300\" height=\"184\" srcset=\"https:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/slice-side-view-300x184.jpg 300w, https:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/slice-side-view-1024x628.jpg 1024w, https:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/slice-side-view.jpg 1393w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/top-view-3.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-468\" src=\"http:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/top-view-3-300x184.jpg\" alt=\"top view 3\" width=\"300\" height=\"184\" srcset=\"https:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/top-view-3-300x184.jpg 300w, https:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/top-view-3-1024x628.jpg 1024w, https:\/\/blogs.sun.ac.za\/ctscanner\/files\/2013\/10\/top-view-3.jpg 1393w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>This example is of a large concrete core taken from a large slab that was found to have cracks. In order to understand the cracking, a CT scan was attempted. These results are not discussed here since the analysis is still ongoing, but the movie and images show the quality and ability to visualize cracks &hellip; <\/p>\n<p><a class=\"more-link btn\" href=\"https:\/\/blogs.sun.ac.za\/ctscanner\/concrete-cracking\/\">Continue reading<\/a><\/p>\n","protected":false},"author":9533,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-463","post","type-post","status-publish","format-standard","hentry","category-uncategorized","item-wrap"],"_links":{"self":[{"href":"https:\/\/blogs.sun.ac.za\/ctscanner\/wp-json\/wp\/v2\/posts\/463","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.sun.ac.za\/ctscanner\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.sun.ac.za\/ctscanner\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.sun.ac.za\/ctscanner\/wp-json\/wp\/v2\/users\/9533"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.sun.ac.za\/ctscanner\/wp-json\/wp\/v2\/comments?post=463"}],"version-history":[{"count":3,"href":"https:\/\/blogs.sun.ac.za\/ctscanner\/wp-json\/wp\/v2\/posts\/463\/revisions"}],"predecessor-version":[{"id":1937,"href":"https:\/\/blogs.sun.ac.za\/ctscanner\/wp-json\/wp\/v2\/posts\/463\/revisions\/1937"}],"wp:attachment":[{"href":"https:\/\/blogs.sun.ac.za\/ctscanner\/wp-json\/wp\/v2\/media?parent=463"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.sun.ac.za\/ctscanner\/wp-json\/wp\/v2\/categories?post=463"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.sun.ac.za\/ctscanner\/wp-json\/wp\/v2\/tags?post=463"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}