{"version":"1.0","provider_name":"Ingeoexpert EN","provider_url":"https:\/\/ingeoexpert.com\/en","author_name":"Ingeoexpert","author_url":"https:\/\/ingeoexpert.com\/en\/author\/expert\/","title":"Tunnel segmental lining design course - Ingeoexpert EN","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"MZ5vDNGYxT\"><a href=\"https:\/\/ingeoexpert.com\/en\/courses-online\/tunnel-segmental-lining-design-course\/\">Tunnel segmental lining design course<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/ingeoexpert.com\/en\/courses-online\/tunnel-segmental-lining-design-course\/embed\/#?secret=MZ5vDNGYxT\" width=\"600\" height=\"338\" title=\"&#8220;Tunnel segmental lining design course&#8221; &#8212; Ingeoexpert EN\" data-secret=\"MZ5vDNGYxT\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/ingeoexpert.com\/en\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/ingeoexpert.com\/en\/wp-content\/uploads\/sites\/2\/2021\/09\/tunnel.jpg","thumbnail_width":562,"thumbnail_height":376,"description":"Introduction Every year thousands of kilometres of tunnel are lined with precast concrete segmental tunnel linings. Success of these tunnel projects depends on the linings being safe and easy to construct, watertight, and able to resist loads from ground and water, as well as the loads imposed by the Tunnel Boring Machine (TBM). Being precast [&hellip;]"}