{"id":21796,"date":"2023-01-10T20:36:31","date_gmt":"2023-01-11T01:36:31","guid":{"rendered":"https:\/\/orionscoldfire.com\/?p=21796"},"modified":"2023-01-10T20:36:31","modified_gmt":"2023-01-11T01:36:31","slug":"guest-contributor-tomd-10jan2023-a-civil-engineering-perspective","status":"publish","type":"post","link":"https:\/\/orionscoldfire.com\/index.php\/2023\/01\/10\/guest-contributor-tomd-10jan2023-a-civil-engineering-perspective\/","title":{"rendered":"Guest Contributor &#8211; TomD &#8211; 10JAN2023 &#8211; A Civil Engineering Perspective"},"content":{"rendered":"<p><a href=\"https:\/\/www.flickr.com\/photos\/tomd77\/\" target=\"_blank\" rel=\"noopener nofollow ugc\">Tom | Flickr<\/a><\/p>\n<p><a href=\"https:\/\/orionscoldfire.com\/index.php\/category\/guest-contributors\/guest-contributor-tomd\/\" target=\"_blank\" rel=\"noopener\">TomD<\/a><\/p>\n<p>I\u2019m a Civil Engineer specializing in structural for most of my career. For almost all in-ground concrete installations, the nature and strength of the subgrade is more important than the strength of the concrete. Subgrade means whatever the concrete is sitting on. In other words, no matter how strong the concrete or asphalt, it isn\u2019t any stronger than what it is bearing on.<\/p>\n<p>I\u2019ve never been associated with residential work but in commercial, government,, etc. work, testing the subgrade is very important. It should be to you too. If you\u2019re spending a lot of money on asphalt or concrete in a non-controlled environment, for your own sake. please call a local geotech outftit, explain your circumstance, and get a proposal.<\/p>\n<p>If you\u2019re spending couple to several 10\u2019s of thousands, please spend a couple of hundred ensuring it doesn\u2019t fail in a year or two.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tom | Flickr TomD I\u2019m a Civil Engineer specializing in structural for most of my career. For almost all in-ground concrete installations, the nature and<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[1489,3545,1730],"tags":[3822,461,165,146,1731],"class_list":["post-21796","post","type-post","status-publish","format-standard","hentry","category-guest-contributors","category-science","category-guest-contributor-tomd","tag-engineering","tag-photography","tag-science","tag-technology","tag-tomd"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Guest Contributor - TomD - 10JAN2023 - A Civil Engineering Perspective - Orion&#039;s Cold Fire<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/orionscoldfire.com\/index.php\/2023\/01\/10\/guest-contributor-tomd-10jan2023-a-civil-engineering-perspective\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Guest Contributor - TomD - 10JAN2023 - A Civil Engineering Perspective - Orion&#039;s Cold Fire\" \/>\n<meta property=\"og:description\" content=\"Tom | Flickr TomD I\u2019m a Civil Engineer specializing in structural for most of my career. 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