Glued Joint for 60 kg Rail on PSC sleeper conforming to RDSO Drg. No. T- 2572 ( latest alteration ) as per specification IRS/ Manual of Glued Insulated Rail Joints ( 1998 ) Corrigendum No. 6 of Sep 2016 ( latest alteration ). ( The alteration in drawing and specifications issued by RDSO up to one month of prior to tender opening date shall be applicable to this tender ).