Vijayawada Division : S&Amp T Works In Connection With Replacement Of Non Rdso Fire &Amp Smoke Detector Alarm System With Rdso Make Relay Room, Equipment Room And Battery Room At Gwm, Pavp, Tou, Nzd, Vat, Ee, Del, Bmd, Cel, Cu, Kvr, Apt, Mpu, Rvd, Anv, Hvm, Nrp, Reg, Thy And Provision Of Fire And Smoke Detector Alarm Rdso Type At 6 Huts Of Bza Rri Over Vijayawada Division.