FlyerTalk Forums - View Single Post - what the point of European train doors that don't open automatically?
Old Mar 31, 2011 | 1:02 pm
  #16  
florin
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Originally Posted by JerryFF
It's a lot cheaper and safer to build doors that open in response to pressing a button than to sense when the train has stopped at a station and it is safe to open the doors.
The train doesn't have to 'sense' when to open the doors any more than it senses when to activate the open/close button. It is the conductor who activates the buttons, who could instead open ALL the doors.

I've seen subway trains and city trams capable of doing both - the conductor/driver can either open all the doors or activate the buttons and let the pax open them.

So I don't think it's the cost (at least not the one that you mentioned).
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