▁Avenue ▁station ▁and ▁ended ▁at ▁the ▁Kings ▁Highway ▁station . ▁The ▁line ▁was ▁operated ▁as ▁a ▁branch ▁of ▁the ▁Fif th ▁Avenue ▁E lev ated ▁line , ▁with ▁a ▁free ▁transfer ▁at ▁N inth ▁Avenue ▁to ▁the ▁West ▁End ▁Line ▁into ▁the ▁Four th ▁Avenue ▁Sub way . ▁The ▁opening ▁of ▁the ▁line ▁resulted ▁in ▁reduced ▁travel ▁times ▁between ▁Manh attan ▁and ▁Kings ▁Highway . ▁Const ruction ▁on ▁the ▁line ▁began ▁in ▁ 1 9 1 5 , ▁and ▁cost ▁a ▁total ▁of ▁$ 3 . 3 ▁million . ▁Tra ins ▁from ▁this ▁station ▁began ▁using ▁the ▁Four th ▁Avenue ▁Sub way ▁to ▁the ▁N ass au ▁Street ▁Loop ▁in ▁Lower ▁Manh attan ▁when ▁that ▁line ▁opened ▁on ▁May ▁ 3 0 , ▁ 1 9 3 1 ; ▁the ▁Fif th ▁Avenue ▁E lev ated ▁was ▁closed ▁on ▁May ▁ 3 1 , ▁ 1 9 4 0 ▁and ▁elev ated ▁service ▁ceased ▁stopping ▁here . ▁On ▁October ▁ 3 0 , ▁ 1 9 5 4 , ▁the ▁connection ▁between ▁the ▁IN D ▁Brook lyn ▁Line ▁at ▁Church ▁Avenue ▁and ▁the ▁B MT ▁C ul ver ▁Line ▁at ▁Dit mas ▁Avenue ▁opened . ▁With ▁the ▁connection ▁completed , ▁all ▁service ▁at ▁the ▁stations ▁on ▁the ▁former ▁B MT ▁C ul ver ▁Line , ▁including ▁this ▁one , ▁were ▁from ▁then ▁on ▁served ▁by ▁IN D ▁trains . ▁ ▁From ▁June ▁ 1 9 6 8 ▁to ▁ 1 9 8 7 , ▁express ▁service ▁on ▁the ▁elev ated ▁portion ▁of ▁the