1- in- 12 BG 60 KG Weldable CMS Crossing ( WCMSC ) on PSC sleepers in accordance with RDSOs standard drawing No. T- 6412 including supply of 6mm thick grooved rubber sole plates ( drawing no. RDSO/ T- 6204 to RDSO/ T- 6211, RDSO/ T- 6843 to RDSO/ T- 6846 ), excluding standard fish plates, fish bolts and nuts, E. R Clips, insulating liner etc