FlyerTalk Forums - View Single Post - One day in DC - Public Transport Questions including DC Circulator & the Metro
Old Aug 28, 2017, 8:24 am
  #19  
gnaget
 
Join Date: Aug 2002
Location: SUV
Programs: UA *G MM
Posts: 7,018
Note that you can enter the metro with insufficient money on the card for the tripi and also exit with a negative balance up to a limit. If the negative balance is too high then you have to pay an exit fare at a machine, which used to be cash only.
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