On a driver-only operated prepare, CCTV cameras may well permit the motive force to substantiate that individuals are clear of doors just before closing them and starting up the teach.[68] A demo by RET in 2011 with facial recognition cameras mounted on trams created certain that folks who had been https://preechaconcretepile95162.blogdanica.com/33705684/an-unbiased-view-of-services