Submitted by walkallover1991 t3_ydxsw5 in washingtondc
Safe_Historian8560 t1_itvlh1u wrote
If it can’t pass other trains, how would it save any time?
sprint113 t1_itwcfiz wrote
It would catch up to the train in front of it. So if headway are every 10 min, you could at most save 10 min of travel time. Throw in an orange line and headway reduce to 5min to Rosslyn, so 5min savings.
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