Route 3 & Rapid 3: New Transfer Cards for Metro RailNovember 25, 2013 Attention Route 3 and Rapid 3: Effective March of 2014, the typical BBB interagency transfers will be replaced by special TAP cards for riders who are transferring to Metro Rail. The card is good for one ride only on Metro Rail. Affected station: Green Line Aviation StationWhen you board the bus, just follow these simple steps for an easy transfer: Tell the operator you want to buy a transfer to Metro Rail. Pay for the transfer; the operator will hand you a paper TAP card (shown below). At Metro Rail stations, tap your card at the turnstile or validator. Please note: The card is good for one ride only on Metro Rail. The card cannot be reloaded or reused.