Sc, Hyb & Ned Divisions Of Scr : 1 Carrying Out Phased Array Ultrasonic Testing Paut Of Flash Butt Fb Welded Joints At Site On Track Without Block In All Types Of Railsas Per Rdso Approved Testing Procedure. 2 Grinding Of Weld Fins Of 20 % Of Flash Butt Welds In All Types Of Rails, At Site On Track Without Block, In All Types Of Rails As Per Irpwm And /or Fb Weld Manual, For Carrying Out Paut As Per Rdso Approved Testing Procedure