The Old Street roundabout, the busy and undistinguished traffic intersection which is the focus for Tech City, is to be given a complete makeover.
The city is at the forefront of a dizzying expansion, across several American states, of the circular traffic intersection redesigned in 1960s Britain and then exported globally.
At a busy traffic intersection, Cuban duo Marco Castillo and Dagoberto Rodriguez (known as Los Carpinteros) have placed "Catedrales" (2012), five red-brick monoliths embodying attachments for a cordless electric screwdriver, as an ode to craftsmen.
He quotes a study by the Insurance Institute for Highway Safety which suggests there is on average a 40% decrease in all accidents and a 90% drop in fatal ones when a traffic intersection is replaced by a roundabout.
As the traffic light at the intersection turned green, Francis stepped up to the crowd, grasping outstretched hands.
"This really doesn't change anything, " said one young woman passing through an informal checkpoint set up by the barbed wire now sealing off the busy intersection to traffic.
They said that the brakes failed, as the truck driver was careening down a hill, that he tried to plow the truck into a number of unoccupied vehicles to slow it down but failed to avoid traffic at a busy intersection.
As you approach the intersection, the traffic light above flashes yellow and you softly ease your foot onto the brake, coming to a nice, easy stop.
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Inspired by the traffic that hummed through the intersection outside their Zurich flat, the Freitag brothers designed a courier bag made of old truck tarpaulins, used bicycle inner tubes and car seat belts.
When a GPS-equipped bus approaches an intersection, it can, as before, take over the intersection's traffic light, but the computer can also calculate its expected time of arrival and decide either to extend a green light or shorten a red light.
One example of a shovel-ready project is the Gallows Road-Lee Highway intersection in the notoriously traffic-clogged suburbs of Northern Virginia outside Washington, D.
Much like mobile networks, the accident-prone intersection of innovation and regulation gets more traffic all the time.
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He was involved in a traffic accident when at a four-way stop intersection a Hispanic woman ran a stop sign and collided with his car.
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That intersection now features some of America's greater traffic jams.
Importantly, the data is then translated into a driver warning when a hazardous traffic scenario occurs such as an impending collison at a blind intersection or a car changing lanes in your blind spot.
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At the same time ATSAC builds a rich database of historical traffic statistics used to adjust the timing of signals and to tweak intersection configurations across the system.
How often have you cursed the traffic gods, accelerated through an already yellow light or honked at left turners blocking the intersection?
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