“It’s about cost,” said Brice Stephenson, the city’s manager of transportation operations. “If you wanted to upgrade a road like the Yellowhead to a freeway, it would be very expensive, hundreds of millions of dollars.” By contrast, the tab for smart-road technology, including cameras, new traffic signals, road sensors and digital signs, is about $10 million…
“When the system is fully working, the computer will receive an automatically generated signal from the road or video camera, then calculate the best place to detour drivers,” the Journal reports. “It will post a message on digital signs above the Yellowhead. Then it will predict what congestion that detour route will cause on side roads, and change the traffic signals there to get everyone moving better.”
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