{"id":15530,"date":"2025-03-21T11:14:40","date_gmt":"2025-03-21T05:44:40","guid":{"rendered":"https:\/\/civileng.helashop.lk\/?page_id=15530"},"modified":"2025-11-18T05:49:32","modified_gmt":"2025-11-18T00:19:32","slug":"sk-navaratnarajah","status":"publish","type":"page","link":"https:\/\/eng.pdn.ac.lk\/civileng\/sk-navaratnarajah\/","title":{"rendered":"Dr. S.K.Navaratnarajah"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"15530\" class=\"elementor elementor-15530\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-65968e5 e-flex e-con-boxed e-con e-parent\" data-id=\"65968e5\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0d05253 elementor-widget elementor-widget-heading\" data-id=\"0d05253\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Dr. S.K.Navaratnarajah<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-234a33e e-flex e-con-boxed e-con e-parent\" data-id=\"234a33e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-472c577 e-con-full e-flex e-con e-child\" data-id=\"472c577\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-34b354a elementor-widget elementor-widget-heading\" data-id=\"34b354a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Senior Lecturer<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fcba2fc elementor-widget elementor-widget-image\" data-id=\"fcba2fc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/eng.pdn.ac.lk\/civileng\/wp-content\/uploads\/2025\/02\/DrNawaratnarajah-150x150.jpeg\" title=\"Dr. S.K.Navaratnarajah\" alt=\"Dr. S.K.Navaratnarajah\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e394208 e-con-full e-flex e-con e-child\" data-id=\"e394208\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4fb809f elementor-widget elementor-widget-text-editor\" data-id=\"4fb809f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Office Address:<\/strong><br \/>Department of Civil Engineering,<br \/>University of Peradeniya,<br \/>Peradeniya, 20400, Sri Lanka.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-45b1a7b elementor-align-start elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"45b1a7b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"http:\/\/navask@eng.pdn.ac.lk\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" 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data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items elementor-inline-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/scholar.google.com\/citations?user=v0yNGLQAAAAJ&#038;hl=en\" target=\"_blank\" rel=\"noopener\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-label=\"Google Scholar\" role=\"img\" viewBox=\"0 0 512 512\"><rect width=\"512\" height=\"512\" rx=\"15%\" fill=\"#4285f4\"><\/rect><path fill=\"#ffffff\" d=\"M213 111l-107 94h69c5 45 41 64 78 67-7 18-4 27 7 39-43 1-103 26-103 67 4 45 63 54 92 54 38 1 81-19 90-54 4-35-10-54-31-71-23-18-28-28-21-40 15-17 35-27 39-51 2-17-2-28-6-43l45-38-1 16c-3 2-5 6-5 9v103c2 13 22 11 23 0V160c0-3-2-7-5-8v-25l16-16zm58 141c-61 10-87-87-38-99 56-11 83 86 38 99zm-5 73c60 13 61 63 10 78-44 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class=\"elementor-icon-list-text\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f99df9c e-flex e-con-boxed e-con e-parent\" data-id=\"f99df9c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-828d265 elementor-widget elementor-widget-n-accordion\" data-id=\"828d265\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;default_state&quot;:&quot;expanded&quot;,&quot;max_items_expended&quot;:&quot;one&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Accordion. Open links with Enter or Space, close with Escape, and navigate with Arrow Keys\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1360\" class=\"e-n-accordion-item\" open>\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"true\" aria-controls=\"e-n-accordion-item-1360\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><h3 class=\"e-n-accordion-item-title-text\"> Educational Qualification <\/h3><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"tk tk-graduation-cap\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"tk tk-graduation-cap1\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1360\" class=\"elementor-element elementor-element-653f730 e-con-full e-flex e-con e-child\" data-id=\"653f730\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1360\" class=\"elementor-element elementor-element-b9e89e3 e-flex e-con-boxed e-con e-child\" data-id=\"b9e89e3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-da66fa1 elementor-widget elementor-widget-text-editor\" data-id=\"da66fa1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>PhD : University of Wollongong, Australia (2017)<\/li><li>M.S : University of Oklahoma, Norman, Oklahoma, USA (2006)<\/li><li>BScEng (First Class Honours): University of Peradeniya, Sri Lanka (2001)<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1361\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1361\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><h3 class=\"e-n-accordion-item-title-text\"> Professional Qualifications <\/h3><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"tk tk-graduation-cap\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"tk tk-graduation-cap1\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1361\" class=\"elementor-element elementor-element-377f54c e-con-full e-flex e-con e-child\" data-id=\"377f54c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1361\" class=\"elementor-element elementor-element-443ace4 e-flex e-con-boxed e-con e-child\" data-id=\"443ace4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f160e33 elementor-widget elementor-widget-text-editor\" data-id=\"f160e33\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>Registered Professional Engineer (P.E., Civil), State of California, USA.<\/li><li>Engineer In Training (EIT) Certification, State of Oklahoma, USA.<\/li><li>Certificate of National WHS general construction induction training, NSW, Australia<\/li><li>Certificate of Completion: 40 hrs Hazardous Waste Operations and Emergency Response, First Responder (Operational Level) Training<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1362\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1362\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><h3 class=\"e-n-accordion-item-title-text\"> Appoiments (Selected) <\/h3><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"tk tk-graduation-cap\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"tk tk-graduation-cap1\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1362\" class=\"elementor-element elementor-element-8d67c37 e-flex e-con-boxed e-con e-child\" data-id=\"8d67c37\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1362\" class=\"elementor-element elementor-element-fa19367 e-con-full e-flex e-con e-child\" data-id=\"fa19367\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b2013b9 elementor-widget elementor-widget-text-editor\" data-id=\"b2013b9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>2017 \u2013 To date: Senior Lecturer, Department of Civil Engineering, University of Peradeniya, Sri Lanka.<\/li><li>2012 \u2013 2017: Lecturer, Department of Civil Engineering, University of Peradeniya, Sri Lanka.<\/li><li>2011 \u2013 2012: NRW Engineer, Greater Kandy Water Supply Project, National Water Supply and Drainage Board, Katugastota, Sri Lanka.<\/li><li>2008 \u2013 2011: Project Engineer, Group Delta Consultants Inc., Irvine, California, USA.<\/li><li>2006 \u2013 2008: Staff Engineer, Group Delta Consultants Inc., Irvine, California, USA.<\/li><li>2004 \u2013 2006: Graduate Research and Teaching Assistant, University of Oklahoma, Norman, Oklahoma, USA.<\/li><li>2002 \u2013 2003: Engineering Teaching Assistant, Department of Civil Engineering, University of Peradeniya, Sri Lanka.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1363\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"4\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1363\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><h3 class=\"e-n-accordion-item-title-text\"> Memberships <\/h3><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"tk tk-graduation-cap\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"tk tk-graduation-cap1\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1363\" class=\"elementor-element elementor-element-f6d50ca e-flex e-con-boxed e-con e-child\" data-id=\"f6d50ca\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1363\" class=\"elementor-element elementor-element-899acd8 e-con-full e-flex e-con e-child\" data-id=\"899acd8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-670a819 elementor-widget elementor-widget-text-editor\" data-id=\"670a819\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>Member, the Institute of Engineers, Sri Lanka<\/li><li>Member of Chi Epsilon Honor Society, University of Oklahoma, USA<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1364\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"5\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1364\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><h3 class=\"e-n-accordion-item-title-text\"> Publicationas <\/h3><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"tk tk-graduation-cap\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"tk tk-graduation-cap1\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1364\" class=\"elementor-element elementor-element-8136d38 e-flex e-con-boxed e-con e-child\" data-id=\"8136d38\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1364\" class=\"elementor-element elementor-element-5afd6b3 e-con-full e-flex e-con e-child\" data-id=\"5afd6b3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-204c691 elementor-widget elementor-widget-text-editor\" data-id=\"204c691\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>PhD Thesis (University of Wollongong, Australia)<\/p><ul><li>Application of Rubber Inclusions to Enhance the Stability of Ballasted Rail Track under Cyclic Loading Prinicipal Supervisor: Distinguished Professor Buddhima Indraratna<\/li><\/ul><p><br \/>M.S. Thesis (University of Oklahoma, Norman, USA)<\/p><ul><li>Performance characteristics of selected asphalt mixes: a laboratory and field study Principal Supervisor: Professor Musharraf Zaman<\/li><\/ul><p><br \/><a>Journal Articles:<\/a><\/p><ul><li>Navaratnarajah, S. K., and Indraratna, B. (2017). &#8220;Use of Rubber Mats to Improve the Deformation and Degradation Behavior of Rail Ballast under Cyclic Loading.&#8221; Journal of Geotechnical and Geoenvironmental Engineering, ASCE, 04017015 1-15. http:\/\/dx.doi.org\/10.1061\/(ASCE)GT.1943-5606.0001669<\/li><li>Navaratnarajah, S. K., Indraratna, B., and Ngo, T. &#8221; Influence of Under Sleeper Pads on Ballast Behavior under Cyclic Loading \u2013 Experimental and Numerical Studies&#8221; Journal of Geotechnical and Geoenvironmental Engineering, ASCE (under review)<\/li><li>Navaratnarajah, S. K., Indraratna, B., and Nimbalkar, S. (2016). &#8220;Application of Shock Mats in Rail Track Foundation Subjected to Dynamic Loads.&#8221; Procedia Engineering, 143, 1108-1119.<\/li><li>Indraratna, B., Navaratnarajah, S. K., Nimbalkar, S., and Rujikiatkamjorn, C. (2014). &#8220;Use of shock mats for enhanced stability of railroad track foundation.&#8221; Australian Geomechanics Journal, Special Edition: ARC Centre of Excellence for Geotechnical Science and Engineering, 49(4), 101-111.<\/li><li>Indraratna, B., Nimbalkar, S., Navaratnarajah, S. K., Rujikiatkamjorn, C., and Neville, T. (2014). &#8220;Use of shock mats for mitigating degradation of railroad ballast.&#8221; Sri Lankan geotechnical journal &#8211; Special issue on ground improvement, 6(1), 32-41.<\/li><\/ul><p><br \/><a> Conference Papers: <\/a><\/p><ul><li>Indraratna, B., Ngo, N. T., Rujikiatkamjorn, C., Navaratnarajah, S. K., and Sun, Q. (2018). &#8220;Two decades of Advancement in Process Simulation Testing of Ballast &#8211; Strength, Deformation, and Degradation.&#8221; Symposium on Railroad Ballast Testing and Properties, New Orleans, LA, USA (accepted as an invited paper).<\/li><li>Navaratnarajah, S. K., Indraratna, B., and Neville, T. (2016). &#8220;Performance Improvement of Rail Track Structure using Artificial Inclusions\u2013Experimental and Field Studies.&#8221; Workshop 1: Geosynthetics in Transportation Geotechnics at the 3rd Int. Conference on Transportation Geotechnics, Guimar\u00e3es, Portugal, 15-16.<\/li><li>Indraratna, B., Navaratnarajah, S. K., Nimbalkar, S., Rujikiatkamjorn, C., and Neville, T. (2015). &#8220;Performance monitoring &#8211; case studies of tracks stabilised by geosynthetic grids and prefabricated vertical drains.&#8221; Proceedings of the Ninth International Symposium on Field Measurements in Geomechanics, Australian Centre for Geomechanics, Sydney, Australia, 233-246.<\/li><li>Navaratnarajah, S. K., Indraratna, B., and Nimbalkar, S. (2015). &#8220;Performance of rail ballast stabilized with resilient rubber pads under cyclic and impact loading.&#8221; Proceedings of the International Conference on Geotechnical Engineering,Colombo, Sri Lanka, 617-620.<\/li><\/ul><p><br \/><a> Reports: <\/a><\/p><ul><li>Wasiuddin, N., Zaman, M., Nairn, R. W., Navaratnarajah, S. K., Teredesai, R. V., and Brunsman, A. (2009). &#8220;Maximum Chat Utilization in Asphalt Paving At the Tar Creek Superfund Site\u2013Test Road.&#8221; Final Report Submitted to the Oklahoma Department of Environmental Quality, Oklahoma City, OK, USA.<\/li><li>Navaratnarajah, S.K., Zaman, M. and Khoury, N.N. (2006) \u201cResilient Modulus of Asphalt Concrete and its Correlation with APA Rut\u201d, Final Report submitted to the Oklahoma Department of Transportation, Oklahoma City, OK, USA<\/li><\/ul><p><br \/><a> Editor: <\/a><\/p><ul><li>Indraratna, B., Kulathilaka, A., and Navaratnarajah, S.K.(Eds.)(2014). &#8220;Sri Lankan Geotechnical Journal &#8211; Special Issue on Ground Improvement.&#8221; Sri Lankan Geotechnical Society, Colombo, Sri Lanka, Vol 6, No. 1.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1365\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"6\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1365\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><h3 class=\"e-n-accordion-item-title-text\"> Awards <\/h3><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"tk tk-graduation-cap\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"tk tk-graduation-cap1\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1365\" class=\"elementor-element elementor-element-68a9088 e-flex e-con-boxed e-con e-child\" data-id=\"68a9088\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1365\" class=\"elementor-element elementor-element-d098afd e-con-full e-flex e-con e-child\" data-id=\"d098afd\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a943d5d elementor-widget elementor-widget-text-editor\" data-id=\"a943d5d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>Examiners&#8217; Commendation for Outstanding Ph.D. Thesis, The University of Wollongong, Australia &#8211; 2017<\/li><li>Winner of the Engineering Excellence Award by the Institution of Engineers Sri Lanka (IESL), NSW Australia Chapter &#8211; 2016 http:\/\/www.iesl.lk\/page-1858156\/4092745<\/li><li>Winner of the Travel Scholarship award by the Global Challenges Program for PhD video challenge, University of Wollongong \u2013 2016 Video: https:\/\/vimeo.com\/144072832 Travel Blog: http:\/\/www.uowblogs.com\/globalchallenges\/2016\/10\/21\/post-card-from-portugal\/<\/li><li>Winner of the 3 Minute thesis competition at the School of Civil, Mining and Environmental Engineering, University of Wollongong &#8211; 2015<\/li><li>Winner of the People\u2019s Choice award, 3 Minute thesis competition at the Faculty of Engineering and Information Sciences, University of Wollongong &#8211; 2015<\/li><li>Winner of the People\u2019s Choice Award,3 Minute thesis competition at the annual meeting of the ARC Centre of Excellence for Geotechnical Science and Engineering (CGSE) \u2013 2014<\/li><li>ARC Discovery scholarship for PhD study at the University of Wollongong, Australia (2013).<\/li><li>\u201cKailas J. &amp; Becky L. Rao\u201d award for Graduate Students of the year 2006 for good academic standing and active and voluntary participation in extracurricular activities, University of Oklahoma, USA.<\/li><li>\u201cCleo Cross International Student\u201d awards for Graduate Students of the year 2006 for good academic standing and active and voluntary participation in extracurricular activities, University of Oklahoma, USA.<\/li><li>University of Oklahoma and Oklahoma Department of Transportation (ODOT) scholarship for M.S. study, University of Oklahoma, USA (2004-2006)<\/li><li>\u201cIndian High Commission Scholarship\u201d and \u201cMahapola Scholarship\u201d for Higher Education in Sri Lanka, University of Peradeniya for the Academic Year 1997-2001.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1366\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"7\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1366\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><h3 class=\"e-n-accordion-item-title-text\"> Other Credentials <\/h3><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"tk tk-graduation-cap\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"tk tk-graduation-cap1\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1366\" class=\"elementor-element elementor-element-4057ddb e-flex e-con-boxed e-con e-child\" data-id=\"4057ddb\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1366\" class=\"elementor-element elementor-element-22261c0 e-con-full e-flex e-con e-child\" data-id=\"22261c0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c225bfb elementor-widget elementor-widget-text-editor\" data-id=\"c225bfb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>Committee member, Institution of Engineers Sri Lanka, NSW chapter, Australia (2014\/2015)<\/li><li>Secretary, Civil Engineering Society, University of Peradeniya, Sri Lanka (2012\/2013)<\/li><li>President, Sri Lankan Student Association (SLSA), University of Oklahoma, USA (2005\/2006)<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Dr. S.K.Navaratnarajah Senior Lecturer Office Address:Department of Civil Engineering,University of Peradeniya,Peradeniya, 20400, Sri Lanka. navask@eng.pdn.ac.lk +94-81-2393519 Educational Qualification PhD : University of Wollongong, Australia (2017) M.S : University of Oklahoma, Norman, Oklahoma, USA (2006) BScEng (First Class Honours): University of &hellip; <\/p>\n","protected":false},"author":27,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-15530","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/eng.pdn.ac.lk\/civileng\/wp-json\/wp\/v2\/pages\/15530","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/eng.pdn.ac.lk\/civileng\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/eng.pdn.ac.lk\/civileng\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/eng.pdn.ac.lk\/civileng\/wp-json\/wp\/v2\/users\/27"}],"replies":[{"embeddable":true,"href":"https:\/\/eng.pdn.ac.lk\/civileng\/wp-json\/wp\/v2\/comments?post=15530"}],"version-history":[{"count":3,"href":"https:\/\/eng.pdn.ac.lk\/civileng\/wp-json\/wp\/v2\/pages\/15530\/revisions"}],"predecessor-version":[{"id":26122,"href":"https:\/\/eng.pdn.ac.lk\/civileng\/wp-json\/wp\/v2\/pages\/15530\/revisions\/26122"}],"wp:attachment":[{"href":"https:\/\/eng.pdn.ac.lk\/civileng\/wp-json\/wp\/v2\/media?parent=15530"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}