Vriddhachalam railway station is located in Cuddalore district in the Indian state of Tamil Nadu and serves Virudhachalam.HistoryThe South Indian Railway Company laid a 715km long metre gauge trunk line from Chennai to Tuticorin in 1880.With the conversion from metre gauge to broad gauge in the entire Egmore-Tambaram-Villupuram-Tiruchirapall-Dindigul-Madurai sector virtually complete broad gauge passenger traffic was initiated in March 2001.ElectrificationThe broad gauge Viluppuram-Tiruchirapalli sector was electrified in 2010.