▁become ▁a ▁popular ▁resident ial ▁neighbourhood . ▁The ▁neighbourhood ▁is ▁served ▁by ▁Th ir um ulla ivo yal ▁railway ▁station ▁and ▁Ann an ur ▁Railway ▁Station . ▁ ▁Transport ▁Th ir um ulla ivo yal ▁is ▁well ▁connected ▁by ▁both ▁rail ways ▁and ▁road ways ▁to ▁other ▁parts ▁of ▁Chen na i ▁and ▁the ▁Chen na i ▁Metropolitan ▁Area . ▁Th ir um ulla ivo yal ▁s its ▁on ▁National ▁Highway ▁ 2 0 5 ▁( Ind ia ) ▁and ▁is ▁ ▁from ▁Chen na i ▁International ▁Airport ▁and ▁ ▁from ▁Chen na i ▁Central . ▁ ▁The ▁Metropolitan ▁Transport ▁Corporation ▁runs ▁a ▁mixed ▁fleet ▁of ▁regular ▁and ▁del ux e ▁bus es ▁through ▁Th ir um ulla ivo yal . ▁All ▁the ▁bus es ▁operating ▁in ▁the ▁ 7 0 ▁Route , ▁which ▁runs ▁from ▁Av adi ▁to ▁Tamb aram ▁through ▁C MB T ▁serves ▁residents ▁of ▁Th ir um ulla ivo yal . ▁Some ▁of ▁the ▁important ▁routes ▁include ▁ 7 0 , ▁ 7 0 A , ▁B 7 0 , ▁D 7 0 ▁EX T N , ▁and ▁ 7 7 . ▁ ▁Chen na i ▁sub urban ▁railway , ▁a ▁comm uter ▁rail ▁system ▁operated ▁by ▁the ▁Southern ▁Railway , ▁serves ▁Th ir um ulla ivo yal . ▁It ▁connect s ▁the ▁residents ▁of ▁Th ir um ulla ivo yal ▁to ▁various ▁parts ▁of ▁the ▁city ▁by ▁providing ▁access ▁to ▁Chen na i ' s ▁complex ▁railway ▁network . ▁Th ir um ulla ivo yal ▁railway ▁station ▁s