The Charlotte Area Transit System says it's committed to everyone's safety but will continue to use plexiglass partitions, pointing out that no buses in the United States use bulletproof glass.
People Also Ask
Opening the doors serves as a safety precaution to enhance visibility and auditory awareness for both the driver and passengers. By opening the doors, bus drivers can better hear any approaching trains and have an unobstructed view of the tracks.
Why don't city buses in most UK cities have rear doors? Because almost all buses now in use are single manned - you have to pay your fare to the driver and s/he has to sit at the front for obvious reasons! Rear doors are simply not practical with driver-only operation.