{"id":8217,"date":"2023-06-20T18:09:44","date_gmt":"2023-06-20T16:09:44","guid":{"rendered":"https:\/\/www.systra.com\/ireland\/?post_type=services&#038;p=8217"},"modified":"2025-03-10T14:03:12","modified_gmt":"2025-03-10T14:03:12","slug":"tunnel-engineering","status":"publish","type":"services","link":"https:\/\/www.systra.com\/ireland\/services\/infrastructure-engineering\/tunnel-engineering\/","title":{"rendered":"Tunnel Engineering"},"content":{"rendered":"\n<p class=\"has-dusty-blue-color has-text-color has-medium-font-size\"><strong>With 60 years\u2019 experience in the field of underground structures, SYSTRA has the advanced skills required to provide innovative solutions for tunnel design and construction, supporting clients on their most challenging projects.<\/strong><\/p>\n\n\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-text-align-left\" id=\"h-overcoming-underground-construction-challenges\">Overcoming underground construction challenges<\/h3>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Densely populated areas, topographical challenges and limited space are making underground road and rail solutions increasingly attractive \u2013 especially in urban areas. Tunnels offer an effective, safe and sustainable way to help reduce congestion on major roads, extend public transport networks, and create new transport options for fast-growing populations.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Tunnels are complex structures requiring highly specialised expertise to navigate the challenges of geology, topography and congested underground environments. Specialist surveys, expert risk management and mitigation, and advanced design technologies are required to deliver successful tunnel engineering projects.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>SYSTRA has six decades of experience in designing and rehabilitating underground structures, especially railway stations, road and rail tunnels around the world. We understand how to optimise the use of underground spaces, particularly in difficult geological environments and sensitive built-up areas.<\/p>\n\n\n\n<div style=\"height:49px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-media-text has-media-on-the-right is-stacked-on-mobile is-image-fill has-griplusclair-background-color has-background\"><div class=\"wp-block-media-text__content\">\n<div style=\"height:75px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h3 class=\"wp-block-heading\" id=\"h-featured-projects\">our experience<\/h3>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-noir-color has-text-color has-medium-font-size\">Discover how SYSTRA has applied innovation, technology and ingenuity to re-think infrastructure engineering solutions to optimise time, budget, safety and sustainability.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-left is-layout-flex wp-container-core-buttons-is-layout-fdcfc74e wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button is-style-outline is-style-outline--1\"><a class=\"wp-block-button__link has-griplusclair-color has-dusty-blue-background-color has-text-color has-background wp-element-button\" href=\"https:\/\/www.systra.com\/ireland\/our-projects\/\" style=\"border-radius:100px\">VIEW CASE STUDIES<\/a><\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div style=\"height:80px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div><figure class=\"wp-block-media-text__media\" style=\"background-image:url(https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/05\/design-3-1024x645.jpg);background-position:33% 52%\"><img decoding=\"async\" width=\"1024\" height=\"645\" src=\"https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/05\/design-3-1024x645.jpg\" alt=\"\" class=\"wp-image-5661 size-full\" srcset=\"https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/05\/design-3-1024x645.jpg 1024w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/05\/design-3-300x189.jpg 300w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/05\/design-3-768x484.jpg 768w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/05\/design-3-474x299.jpg 474w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/05\/design-3-800x504.jpg 800w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/05\/design-3-180x113.jpg 180w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/05\/design-3-153x96.jpg 153w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/05\/design-3-230x145.jpg 230w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/05\/design-3.jpg 1190w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n\n<div style=\"height:49px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-dusty-blue-color has-text-color has-medium-font-size\"><strong>SYSTRA provides specialised tunnel engineering services to solve the extraordinary challenges of building new underground infrastructure \u2013 ensuring we optimise clients\u2019 operating and maintenance performance, while reducing costs and delivery times.<\/strong><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>SYSTRA has designed and built underground structures all over the world in the most demanding conditions \u2013 whether crossing dense urban areas, mountains or the sea. We know how to design and engineer all types of underground structure, with expertise in designing and supervising deep excavations in any geological or geotechnical context.<\/p>\n\n\n\n<div style=\"height:46px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Managing risks in tunnel design<\/h3>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Risk management is at the centre of tunnel design. Our tunnel engineers help to develop proper risk matrices and identify the most suitable mitigation solutions for each project. We systematically integrate the most advanced technologies to assess and mitigate all possible risks linked to tunnelling projects.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Our ability to model the complex interaction between the ground and structures enables us to develop customised solutions for every tunnelling project. We have experience of tunnel engineering in geological settings and climates across the world. Our engineers rely on interactive and geo-referenced platforms to manage and model ground data and the surrounding built environment. Geotechnical data from SYSTRA projects all around the world is stored and shared in the GIS web-application GEOShare.<\/p>\n\n\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile is-image-fill-element has-griplusclair-background-color has-background\"><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" width=\"1000\" height=\"606\" src=\"https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/06\/tunnels-call-out.jpg\" alt=\"\" class=\"wp-image-10139 size-full\" style=\"object-position:22% 58%\"\/><\/figure><div class=\"wp-block-media-text__content\">\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-text-align-left\">AREAS OF EXPERTISE<\/h3>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Design <\/strong>\u2013 geotechnical studies; feasibility studies; concept, preliminary and detailed design; architecture and landscape design.<\/li>\n\n\n\n<li><strong>BIM modelling<\/strong> \u2013 civil works; road and terrain; finishes and MEPs.<\/li>\n\n\n\n<li><strong>MEP design <\/strong>\u2013 safety system design; ventilation and fire safety; CFD simulation.<\/li>\n\n\n\n<li><strong>Value engineering<\/strong> \u2013 project optimisation; asset management; new technology implementation.<\/li>\n\n\n\n<li><strong>Project management \u2013<\/strong> project planning, monitoring and risk assessment.<\/li>\n\n\n\n<li><strong>Construction management <\/strong>\u2013 construction planning, design, monitoring and risk assessment.<\/li>\n\n\n\n<li><strong>Tender assistance <\/strong>\u2013 communication strategy; graphics support; schematics and renderings; illustrative videos.<\/li>\n\n\n\n<li><strong>Independent checking<\/strong> \u2013 code compliance; technical content; project buildability.<\/li>\n\n\n\n<li><strong>Structural assessment and repair <\/strong>\u2013 structural assessment; condition evaluation and inspection; repair works; rehabilitation.<\/li>\n<\/ul>\n\n\n\n<div style=\"height:42px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div><\/div>\n\n\n\n<div style=\"height:39px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Innovative techniques for underground construction<\/h3>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Successful underground projects rely on selecting the most appropriate <a href=\"https:\/\/www.systra.com\/ireland\/services\/modern-methods-of-construction\/\">modern construction methods<\/a>. We offer design solutions for all types of underground structure, from machine-bored tunnels to NATM (drill &amp; blast) tunnels and cut-and-cover tunnels, in any kind of soil or rock.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Through our many years of experience in tunnel engineering, we have developed many innovative underground solutions. These include smart cross-passage excavation techniques, advanced fire safety engineering, fibre-reinforced concrete (FRC) precast linings, and the use of expanded soft clay for backfilling.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Worldwide tunnel engineering projects<\/h3>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>SYSTRA has been involved in major tunnel projects worldwide, such as the Tunnel Euralpin Lyon-Turin, the Ismailia twin-tube road tunnel under the Suez Canal, the Mont Blanc tunnel renovation, and the largest underground rail project in Europe: the Grand Paris Express in the Paris region.<\/p>\n\n\n\n<div style=\"height:81px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-text-align-center has-medium-font-size\">We&#8217;d love to help with your next project<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button is-style-outline is-style-outline--2\"><a class=\"wp-block-button__link has-blanc-color has-dirty-purple-background-color has-text-color has-background wp-element-button\" href=\"https:\/\/www.systra.com\/ireland\/contact\/business\/\" style=\"border-radius:100px\">Connect with our specialists<\/a><\/div>\n<\/div>\n\n\n\n<div style=\"height:67px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-you-may-also-like\">you may also like<\/h3>\n\n\n\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group who-pattern-content-feed\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n    <div class=\"who-block-content-feed\">\n        \n\t\t<div class=\"tile tile--page \">\n\t\t<figure class=\"tile__thumbnail\">\n\t\t\t<img decoding=\"async\" width=\"1024\" height=\"645\" src=\"https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/05\/media-enquiries-1024x645.jpg\" class=\"attachment-large size-large wp-post-image\" alt=\"Expert Insights\" \/>\n\t\t\t<figcaption class=\"tile__content\">\n\t\t\t\t\t\t\t\t<h3 class=\"tile__title\" style=\"color:#fff !important\">Expert&#039;s Insights<\/h3>\n\n\t\t\t\t<a class=\"tile__link\" href=\"https:\/\/www.systra.com\/ireland\/experts_insights\/\">\n\t\t\t\t\tRead more\t\t\t\t\t<span class=\"screen-reader-text\"> sur Expert&#039;s Insights<\/span>\n\t\t\t\t<\/a>\n\t\t\t<\/figcaption>\n\t\t<\/figure>\n\t<\/div>\n    <\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n    <div class=\"who-block-content-feed\">\n        \n\t\n\t<div class=\"tile tile--post \">\n\t\t<figure class=\"tile__thumbnail\">\n\t\t\t<img decoding=\"async\" width=\"614\" height=\"409\" src=\"https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/08\/systra-grand-paris-2.png\" class=\"attachment-large size-large wp-post-image\" alt=\"\" \/>\t\t<\/figure>\n\n\t\t<div class=\"tile__body\">\n\t\t\t\t\t\t\t<ul class=\"tile__tag__wrapper\">\n\t\t\t\t\t<li class=\"tile__tag\">\n\t\t\t\t\t\tNews\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\n\t\t\t\t\t\t\t<p class=\"tile__date\">18 August 2023<\/p>\n\t\t\t\n\t\t\t<h3 class=\"tile__title\">Reinforcing tunnelling expertise with Bamser &amp; Subterra acquisitions<\/h3>\n\n\t\t\t\t\t\t\t<div class=\"tile__description\">\n\t\t\t\t\tSYSTRA strengthens its expertise in tunnelling with the acquisition of two specialist companies, Bamser in Australia and Subterra in Spain.\t\t\t\t<\/div>\n\t\t\t\n\t\t\t<a class=\"tile__link tile__link--red\" href=\"https:\/\/www.systra.com\/ireland\/news\/reinforcing-tunnelling-expertise-with-bamser-and-subterra-acquisitions\/\">\n\t\t\t\tRead more\t\t\t<\/a>\n\t\t<\/div>\n\t<\/div>\n    <\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n    <div class=\"who-block-content-feed\">\n        \n\t\t<div class=\"tile tile--page \">\n\t\t<figure class=\"tile__thumbnail\">\n\t\t\t<img decoding=\"async\" width=\"1024\" height=\"645\" src=\"https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2025\/10\/sustainability_header-1024x645.jpg\" class=\"attachment-large size-large wp-post-image\" alt=\"\" \/>\n\t\t\t<figcaption class=\"tile__content\">\n\t\t\t\t\t\t\t\t<h3 class=\"tile__title\" style=\"color:#fff !important\">Sustainability at SYSTRA<\/h3>\n\n\t\t\t\t<a class=\"tile__link\" href=\"https:\/\/www.systra.com\/ireland\/who-we-are\/ambition-values\/sustainability\/\">\n\t\t\t\t\tRead more\t\t\t\t\t<span class=\"screen-reader-text\"> sur Sustainability at SYSTRA<\/span>\n\t\t\t\t<\/a>\n\t\t\t<\/figcaption>\n\t\t<\/figure>\n\t<\/div>\n    <\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div style=\"height:97px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-100\"><a class=\"wp-block-button__link has-dirty-purple-color has-griplusclair-background-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/www.systra.com\/ireland\/register\/join-our-community\/\">Join our community<\/a><\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div style=\"height:97px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile is-image-fill has-dirty-purple-background-color has-background\"><figure class=\"wp-block-media-text__media\" style=\"background-image:url(https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/03\/careers-1024x323.jpg);background-position:50% 50%\"><img decoding=\"async\" width=\"1024\" height=\"323\" src=\"https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/03\/careers-1024x323.jpg\" alt=\"\" class=\"wp-image-919 size-medium\" srcset=\"https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/03\/careers-1024x323.jpg 1024w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/03\/careers-300x95.jpg 300w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/03\/careers-768x242.jpg 768w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/03\/careers-1536x484.jpg 1536w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/03\/careers-2048x646.jpg 2048w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/03\/careers-474x149.jpg 474w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/03\/careers-1700x536.jpg 1700w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/03\/careers-1352x426.jpg 1352w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/03\/careers-800x252.jpg 800w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/03\/careers-180x57.jpg 180w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/03\/careers-153x48.jpg 153w, https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/03\/careers-230x73.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<div style=\"height:17px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-blanc-color has-text-color\">Interested in progressing your <a href=\"https:\/\/www.systra.com\/ireland\/careers\/start-a-career-at-systra\/\"><span style=\"text-decoration: underline;\">career<\/span><\/a> at SYSTRA? Find out more about opportunities in our careers section.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50 is-style-outline is-style-outline--3\"><a class=\"wp-block-button__link has-dirty-purple-color has-pale-mauve-background-color has-text-color has-background wp-element-button\" href=\"https:\/\/www.systra.com\/ireland\/careers\/start-a-career-at-systra\/\" style=\"border-radius:100px\">SEARCH CAREERS<\/a><\/div>\n<\/div>\n\n\n\n<div style=\"height:14px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div><\/div>\n\n\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div style=\"height:39px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>With 60 years\u2019 experience in the field of underground structures, SYSTRA has the advanced skills required to provide innovative solutions for tunnel design and construction, supporting clients on their most challenging projects. Overcoming underground construction challenges Densely populated areas, topographical challenges and limited space are making underground road and rail solutions increasingly attractive \u2013 especially [&hellip;]<\/p>\n","protected":false},"featured_media":10143,"parent":4683,"menu_order":0,"template":"","type-service":[215],"class_list":["post-8217","services","type-services","status-publish","has-post-thumbnail","hentry","type-service-infrastructure-engineering"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Tunnel Engineering &amp; Design Consultants - SYSTRA Ireland<\/title>\n<meta name=\"description\" content=\"SYSTRA offers tunnel design and engineering services to support the delivery or rehabilitation of underground road and rail infrastructure.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Tunnel Engineering\" \/>\n<meta property=\"og:description\" content=\"SYSTRA offers tunnel design and engineering services to support the delivery or rehabilitation of underground road and rail infrastructure.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.systra.com\/ireland\/services\/infrastructure-engineering\/tunnel-engineering\/\" \/>\n<meta property=\"og:site_name\" content=\"SYSTRA Ireland\" \/>\n<meta property=\"article:modified_time\" content=\"2025-03-10T14:03:12+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/06\/tunnel-engineering-header.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2380\" \/>\n\t<meta property=\"og:image:height\" content=\"1500\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@SYSTRA_LTD\" \/>\n<meta name=\"twitter:label1\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/services\\\/infrastructure-engineering\\\/tunnel-engineering\\\/\",\"url\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/services\\\/infrastructure-engineering\\\/tunnel-engineering\\\/\",\"name\":\"Tunnel Engineering & Design Consultants - SYSTRA Ireland\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/services\\\/infrastructure-engineering\\\/tunnel-engineering\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/services\\\/infrastructure-engineering\\\/tunnel-engineering\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/wp-content\\\/uploads\\\/sites\\\/24\\\/2023\\\/06\\\/tunnel-engineering-header.jpg\",\"datePublished\":\"2023-06-20T16:09:44+00:00\",\"dateModified\":\"2025-03-10T14:03:12+00:00\",\"description\":\"SYSTRA offers tunnel design and engineering services to support the delivery or rehabilitation of underground road and rail infrastructure.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/services\\\/infrastructure-engineering\\\/tunnel-engineering\\\/#breadcrumb\"},\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.systra.com\\\/ireland\\\/services\\\/infrastructure-engineering\\\/tunnel-engineering\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/services\\\/infrastructure-engineering\\\/tunnel-engineering\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/wp-content\\\/uploads\\\/sites\\\/24\\\/2023\\\/06\\\/tunnel-engineering-header.jpg\",\"contentUrl\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/wp-content\\\/uploads\\\/sites\\\/24\\\/2023\\\/06\\\/tunnel-engineering-header.jpg\",\"width\":2380,\"height\":1500},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/services\\\/infrastructure-engineering\\\/tunnel-engineering\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Service\",\"item\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/services\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Infrastructure Engineering\",\"item\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/services\\\/infrastructure-engineering\\\/\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Tunnel Engineering\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/#website\",\"url\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/\",\"name\":\"SYSTRA Ireland\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-GB\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/#organization\",\"name\":\"SYSTRA Ireland\",\"url\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/wp-content\\\/uploads\\\/sites\\\/24\\\/2023\\\/07\\\/systra-logo.jpg\",\"contentUrl\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/wp-content\\\/uploads\\\/sites\\\/24\\\/2023\\\/07\\\/systra-logo.jpg\",\"width\":400,\"height\":400,\"caption\":\"SYSTRA Ireland\"},\"image\":{\"@id\":\"https:\\\/\\\/www.systra.com\\\/ireland\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/x.com\\\/SYSTRA_LTD\",\"https:\\\/\\\/uk.linkedin.com\\\/company\\\/systra_ltd\"]}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Tunnel Engineering & Design Consultants - SYSTRA Ireland","description":"SYSTRA offers tunnel design and engineering services to support the delivery or rehabilitation of underground road and rail infrastructure.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"og_locale":"en_GB","og_type":"article","og_title":"Tunnel Engineering","og_description":"SYSTRA offers tunnel design and engineering services to support the delivery or rehabilitation of underground road and rail infrastructure.","og_url":"https:\/\/www.systra.com\/ireland\/services\/infrastructure-engineering\/tunnel-engineering\/","og_site_name":"SYSTRA Ireland","article_modified_time":"2025-03-10T14:03:12+00:00","og_image":[{"width":2380,"height":1500,"url":"https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/06\/tunnel-engineering-header.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_site":"@SYSTRA_LTD","twitter_misc":{"Estimated reading time":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.systra.com\/ireland\/services\/infrastructure-engineering\/tunnel-engineering\/","url":"https:\/\/www.systra.com\/ireland\/services\/infrastructure-engineering\/tunnel-engineering\/","name":"Tunnel Engineering & Design Consultants - SYSTRA Ireland","isPartOf":{"@id":"https:\/\/www.systra.com\/ireland\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.systra.com\/ireland\/services\/infrastructure-engineering\/tunnel-engineering\/#primaryimage"},"image":{"@id":"https:\/\/www.systra.com\/ireland\/services\/infrastructure-engineering\/tunnel-engineering\/#primaryimage"},"thumbnailUrl":"https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/06\/tunnel-engineering-header.jpg","datePublished":"2023-06-20T16:09:44+00:00","dateModified":"2025-03-10T14:03:12+00:00","description":"SYSTRA offers tunnel design and engineering services to support the delivery or rehabilitation of underground road and rail infrastructure.","breadcrumb":{"@id":"https:\/\/www.systra.com\/ireland\/services\/infrastructure-engineering\/tunnel-engineering\/#breadcrumb"},"inLanguage":"en-GB","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.systra.com\/ireland\/services\/infrastructure-engineering\/tunnel-engineering\/"]}]},{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:\/\/www.systra.com\/ireland\/services\/infrastructure-engineering\/tunnel-engineering\/#primaryimage","url":"https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/06\/tunnel-engineering-header.jpg","contentUrl":"https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/06\/tunnel-engineering-header.jpg","width":2380,"height":1500},{"@type":"BreadcrumbList","@id":"https:\/\/www.systra.com\/ireland\/services\/infrastructure-engineering\/tunnel-engineering\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.systra.com\/ireland\/"},{"@type":"ListItem","position":2,"name":"Service","item":"https:\/\/www.systra.com\/ireland\/services\/"},{"@type":"ListItem","position":3,"name":"Infrastructure Engineering","item":"https:\/\/www.systra.com\/ireland\/services\/infrastructure-engineering\/"},{"@type":"ListItem","position":4,"name":"Tunnel Engineering"}]},{"@type":"WebSite","@id":"https:\/\/www.systra.com\/ireland\/#website","url":"https:\/\/www.systra.com\/ireland\/","name":"SYSTRA Ireland","description":"","publisher":{"@id":"https:\/\/www.systra.com\/ireland\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.systra.com\/ireland\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-GB"},{"@type":"Organization","@id":"https:\/\/www.systra.com\/ireland\/#organization","name":"SYSTRA Ireland","url":"https:\/\/www.systra.com\/ireland\/","logo":{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:\/\/www.systra.com\/ireland\/#\/schema\/logo\/image\/","url":"https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/07\/systra-logo.jpg","contentUrl":"https:\/\/www.systra.com\/ireland\/wp-content\/uploads\/sites\/24\/2023\/07\/systra-logo.jpg","width":400,"height":400,"caption":"SYSTRA Ireland"},"image":{"@id":"https:\/\/www.systra.com\/ireland\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/x.com\/SYSTRA_LTD","https:\/\/uk.linkedin.com\/company\/systra_ltd"]}]}},"lang":"en","translations":{"en":8217},"pll_sync_post":[],"_links":{"self":[{"href":"https:\/\/www.systra.com\/ireland\/wp-json\/wp\/v2\/services\/8217","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.systra.com\/ireland\/wp-json\/wp\/v2\/services"}],"about":[{"href":"https:\/\/www.systra.com\/ireland\/wp-json\/wp\/v2\/types\/services"}],"version-history":[{"count":1,"href":"https:\/\/www.systra.com\/ireland\/wp-json\/wp\/v2\/services\/8217\/revisions"}],"predecessor-version":[{"id":25603,"href":"https:\/\/www.systra.com\/ireland\/wp-json\/wp\/v2\/services\/8217\/revisions\/25603"}],"up":[{"embeddable":true,"href":"https:\/\/www.systra.com\/ireland\/wp-json\/wp\/v2\/services\/4683"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.systra.com\/ireland\/wp-json\/wp\/v2\/media\/10143"}],"wp:attachment":[{"href":"https:\/\/www.systra.com\/ireland\/wp-json\/wp\/v2\/media?parent=8217"}],"wp:term":[{"taxonomy":"type-service","embeddable":true,"href":"https:\/\/www.systra.com\/ireland\/wp-json\/wp\/v2\/type-service?post=8217"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}