Manufacture and supply of 10125 mm pre- curved/ curved switches with ZU- 1- 60/ 60E1A1 thick web grade 880 class A tongue rails and UIC 60kg/ m Grade 880, class A/ class B prime quality stock rails with elastic fasteners and spring operated setting device ( RDSO- T/ 6216 read along with alterations ), complete ( with check rails ) with all fitting for 1 in 12, BG 60 kg turn out for fan shaped layout on PSC sleepers i.e. all fitting for switch portion as per sub assembly drg. No. T- 6155