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03-26-2019, 03:17 PM
https://i.cbc.ca/1.5070897.1553543774!/fileImage/httpImage/image.jpg_gen/derivatives/16x9_460/rrfb-calgary.jpg They're known as "rectangular rapid flash beacons" (or RRFBs for short). You can find them at 134 crosswalks in Calgary, but the*city is looking to buy more — many more.
More... (http://action.news/newstempcb.php?article=/news/canada/calgary/calgary-rrfb-request-for-proposals-demong-crosswalks-1.5070889)
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More... (http://action.news/newstempcb.php?article=/news/canada/calgary/calgary-rrfb-request-for-proposals-demong-crosswalks-1.5070889)
From http://start.westnet.ca News
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