{"id":621,"date":"2022-04-06T05:03:56","date_gmt":"2022-04-05T21:03:56","guid":{"rendered":"https:\/\/pipb.sg-host.com\/?post_type=project&#038;p=621"},"modified":"2026-03-25T21:25:26","modified_gmt":"2026-03-25T13:25:26","slug":"callide-coal-mine","status":"publish","type":"projects","link":"https:\/\/www.valenza-engineering.com\/es\/projects\/callide-coal-mine\/","title":{"rendered":"Callide Coal Mine"},"content":{"rendered":"<h2 style=\"text-align: left;\">Mineral Resources Hydrogeology &#8211;\u00a0Anglo American Coal<br \/>\nQueensland, Australia<\/h2>\n<p>Anglo American Coal wished to address hydrogeological conditions and spoil stability for a planned dewatering of a flooded pit in order to mine the area. The accumulated water was identified as a risk to the project and a series of piezometers had been proposed to monitor the spoil saturation and drawdown.<\/p>\n<p>Valenza Engineering was engaged alongside Mining One to provide technical guidance for the project.<\/p>\n<p>We conducted a hydrogeological assessment of the spoil and bedrock to determine the rate and impacts of the proposed drawdown. Based on our experience in mineral resources we were able to adapt the proposed monitoring program to achieve better coverage without increasing the client\u2019s costs. With 2D modelling we predicted the dewatering trends to develop a safe dewatering program, inform slope design, depressurisation, and drainage requirements.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-276 size-full\" src=\"https:\/\/www.valenza-engineering.com\/wp-content\/uploads\/2018\/04\/IMG_1925-Callide.jpg\" alt=\"Drilling with a view\" width=\"8318\" height=\"3102\" srcset=\"https:\/\/www.valenza-engineering.com\/wp-content\/uploads\/2018\/04\/IMG_1925-Callide.jpg 8318w, https:\/\/www.valenza-engineering.com\/wp-content\/uploads\/2018\/04\/IMG_1925-Callide-300x112.jpg 300w, https:\/\/www.valenza-engineering.com\/wp-content\/uploads\/2018\/04\/IMG_1925-Callide-768x286.jpg 768w, https:\/\/www.valenza-engineering.com\/wp-content\/uploads\/2018\/04\/IMG_1925-Callide-1024x382.jpg 1024w\" sizes=\"(max-width: 8318px) 100vw, 8318px\" \/><\/p>\n<p>Piezometers were installed and hydrogeological testing conducted to develop models of the dewatering impacts.<\/p>\n<p><img decoding=\"async\" class=\"wp-image-389 size-full lazyload\" data-src=\"https:\/\/www.valenza-engineering.com\/wp-content\/uploads\/2018\/04\/svfluxcorrected.png\" alt=\"\" width=\"1957\" height=\"518\" data-srcset=\"https:\/\/www.valenza-engineering.com\/wp-content\/uploads\/2018\/04\/svfluxcorrected.png 1957w, https:\/\/www.valenza-engineering.com\/wp-content\/uploads\/2018\/04\/svfluxcorrected-300x79.png 300w, https:\/\/www.valenza-engineering.com\/wp-content\/uploads\/2018\/04\/svfluxcorrected-768x203.png 768w, https:\/\/www.valenza-engineering.com\/wp-content\/uploads\/2018\/04\/svfluxcorrected-1024x271.png 1024w\" data-sizes=\"(max-width: 1957px) 100vw, 1957px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1957px; --smush-placeholder-aspect-ratio: 1957\/518;\" \/><\/p>\n<p>Our modelling showed the changes in water levels and pore water pressure over time.<\/p>","protected":false},"excerpt":{"rendered":"<p>Anglo American Coal wished to address hydrogeological conditions and spoil stability for a planned dewatering of a flooded pit in order to mine the area. The accumulated water was identified as a risk to the project and a series of piezometers had been proposed to monitor the spoil saturation and drawdown.<\/p>","protected":false},"featured_media":125,"parent":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"pcat":[7,6],"class_list":["post-621","projects","type-projects","status-publish","has-post-thumbnail","hentry","pcat-construction-infrastructure","pcat-water-resources"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Callide Coal Mine | Valenza Engineering<\/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:\/\/www.valenza-engineering.com\/es\/projects\/callide-coal-mine\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Callide Coal Mine | Valenza Engineering\" \/>\n<meta property=\"og:description\" content=\"Anglo American Coal wished to address hydrogeological conditions and spoil stability for a planned dewatering of a flooded pit in order to mine the area. The accumulated water was identified as a risk to the project and a series of piezometers had been proposed to monitor the spoil saturation and drawdown.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.valenza-engineering.com\/es\/projects\/callide-coal-mine\/\" \/>\n<meta property=\"og:site_name\" content=\"Valenza Engineering\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-25T13:25:26+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.valenza-engineering.com\/wp-content\/uploads\/2016\/06\/Water-Well-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"870\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Tiempo de lectura\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.valenza-engineering.com\\\/projects\\\/callide-coal-mine\\\/\",\"url\":\"https:\\\/\\\/www.valenza-engineering.com\\\/projects\\\/callide-coal-mine\\\/\",\"name\":\"Callide Coal Mine | Valenza Engineering\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.valenza-engineering.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.valenza-engineering.com\\\/projects\\\/callide-coal-mine\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.valenza-engineering.com\\\/projects\\\/callide-coal-mine\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.valenza-engineering.com\\\/wp-content\\\/uploads\\\/2016\\\/06\\\/Water-Well-1.jpg\",\"datePublished\":\"2022-04-05T21:03:56+00:00\",\"dateModified\":\"2026-03-25T13:25:26+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.valenza-engineering.com\\\/projects\\\/callide-coal-mine\\\/#breadcrumb\"},\"inLanguage\":\"es\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.valenza-engineering.com\\\/projects\\\/callide-coal-mine\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\\\/\\\/www.valenza-engineering.com\\\/projects\\\/callide-coal-mine\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.valenza-engineering.com\\\/wp-content\\\/uploads\\\/2016\\\/06\\\/Water-Well-1.jpg\",\"contentUrl\":\"https:\\\/\\\/www.valenza-engineering.com\\\/wp-content\\\/uploads\\\/2016\\\/06\\\/Water-Well-1.jpg\",\"width\":1920,\"height\":870},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.valenza-engineering.com\\\/projects\\\/callide-coal-mine\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.valenza-engineering.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Projects\",\"item\":\"https:\\\/\\\/www.valenza-engineering.com\\\/projects\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Callide Coal Mine\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.valenza-engineering.com\\\/#website\",\"url\":\"https:\\\/\\\/www.valenza-engineering.com\\\/\",\"name\":\"Valenza Engineering\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.valenza-engineering.com\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.valenza-engineering.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"es\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.valenza-engineering.com\\\/#organization\",\"name\":\"Valenza Engineering\",\"url\":\"https:\\\/\\\/www.valenza-engineering.com\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\\\/\\\/www.valenza-engineering.com\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.valenza-engineering.com\\\/wp-content\\\/uploads\\\/2022\\\/04\\\/logo.png\",\"contentUrl\":\"https:\\\/\\\/www.valenza-engineering.com\\\/wp-content\\\/uploads\\\/2022\\\/04\\\/logo.png\",\"width\":219,\"height\":285,\"caption\":\"Valenza Engineering\"},\"image\":{\"@id\":\"https:\\\/\\\/www.valenza-engineering.com\\\/#\\\/schema\\\/logo\\\/image\\\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Callide Coal Mine | Valenza Engineering","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.valenza-engineering.com\/es\/projects\/callide-coal-mine\/","og_locale":"es_ES","og_type":"article","og_title":"Callide Coal Mine | Valenza Engineering","og_description":"Anglo American Coal wished to address hydrogeological conditions and spoil stability for a planned dewatering of a flooded pit in order to mine the area. 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