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NHTSA Tests Illusional Speed Bumps
Posted by Sheila Franklin Categories: Science, Transportation
The National Highway Traffic Safety Administration is testing a fake speed bump to see if drivers will slow down. The optical illusion looks like a 3-D pyramid when seen from a distance. The first experiment in Phoenix seemed to work until drivers realized that there were no barriers. This time the NHTSA will run a larger test in a Philadelphia residential area, hoping that they will reduce pedestrian accidents. The markers only cost $60.00 to $80.00 apiece as opposed to real speed bumps which can run $1,000.00 to $1,500.00. At least they are acting reasonably about the devices that they realize will probably have only the same effect as flashing lights.
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| CNN
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