ested ▁Stuttgart ▁station , ▁connecting ▁the ▁M urr ▁and ▁the ▁Western ▁Rail ways . ▁An ▁alternative ▁by pass ▁route ▁with ▁access ▁to ▁the ▁Western ▁Railway ▁would ▁have ▁been ▁the ▁Unter t ür k heim – K orn west heim ▁fre ight ▁by pass , ▁which ▁had ▁not ▁yet ▁been ▁built ; ▁it ▁was ▁planned ▁from ▁ 1 8 9 0 ▁and ▁opened ▁in ▁ 1 8 9 6 . ▁ ▁In ▁addition , ▁to ▁the ▁west ▁of ▁the ▁proposed ▁crossing ▁of ▁the ▁Ne ck ar , ▁a ▁ 5   km ▁long ▁branch ▁line ▁would ▁be ▁built ▁to ▁Ludwig s burg ▁to ▁improve ▁connections ▁between ▁Mar bach ▁and ▁the ▁B ott war ▁Valley ▁to ▁Ludwig s burg ▁and ▁Stuttgart . ▁Const ruction ▁of ▁the ▁M urr ▁Valley ▁Railway ▁from ▁Hall ▁to ▁Back n ang ▁with ▁the ▁two ▁branches ▁to ▁Wa ib lingen ▁and ▁to ▁B iet ig heim ▁were ▁author ised ▁under ▁an ▁order ▁of ▁ 2 2 ▁March ▁ 1 8 7 3 . ▁A ▁few ▁months ▁later , ▁on ▁ 2 9 ▁December ▁ 1 8 7 3 , ▁the ▁Wür ttemberg ▁and ▁Baden ▁govern ments ▁signed ▁an ▁agreement ▁for ▁the ▁construction ▁of ▁the ▁Kra ich g au ▁Railway ▁to ▁Heil br onn . ▁ ▁Const ruction ▁of ▁the ▁Back n ang – B iet ig heim ▁line ▁An ▁order ▁of ▁ 1 9 ▁June ▁ 1 8 7 4 ▁released ▁funds ▁that ▁enabled ▁the ▁construction ▁of ▁the ▁Back n ang – B iet ig heim ▁line ▁to ▁begin . ▁Const