1.0South Africa Journalhttps://southafricajournal.comweb deskhttps://southafricajournal.com/author/webdesk101/Underground safety chambers to protect traffic signal equipment - South Africa Journalrich600338<blockquote class="wp-embedded-content" data-secret="SBNys4Ckvz"><a href="https://southafricajournal.com/underground-safety-chambers-to-protect-traffic-signal-equipment/">Underground safety chambers to protect traffic signal equipment</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://southafricajournal.com/underground-safety-chambers-to-protect-traffic-signal-equipment/embed/#?secret=SBNys4Ckvz" width="600" height="338" title="“Underground safety chambers to protect traffic signal equipment” — South Africa Journal" data-secret="SBNys4Ckvz" 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> The City of Cape Town’s Urban Mobility Directorate is piloting underground chambers for the safe storage of traffic signal controllers and uninterrupted power supply (UPS) systems at intersections prone to vandalism and theft. Two chambers – also referred to as prefabricated underground utility manholes – have been installed at an intersection in Belhar. ‘The prefabricated ... Read more