1.0MC2https://www.mc2.es/en/ensalzahttps://www.mc2.es/en/author/ensalza/rich600338<blockquote class="wp-embedded-content" data-secret="DPXq6nlZ65"><a href="https://www.mc2.es/en/proyect/viaduct-of-paredes/">Viaduct of Paredes</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.mc2.es/en/proyect/viaduct-of-paredes/embed/#?secret=DPXq6nlZ65" width="600" height="338" title="“Viaduct of Paredes” — MC2" data-secret="DPXq6nlZ65" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !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); </script> https://www.mc2.es/wp-content/uploads/MC-00292_01_2010-04-20-1024x683.jpg1024683This viaduct is composed of a strict double action box girder with a span arrangement of 40 + 72 + 88 + 104 + 76 m. The remaining superstructure of the bridge is implemented through piers, deep and shallow foundations made out of concrete. The most relevant feature of the viaduct is the phased launching ... Read more