supply of fabrication and supply of 6400 mm overriding derailing switches (lh/rh) for 1 in 8.5, bg 60 kgrail for fan shaped layouts on psc sleepers to rdso drg. no. t-6068 alt. 4 and irs specifications t-10-2000with corrigendum no. 1 of dec- 2016, complete in all respect as per drawing but excluding fish plates, fish platebolts and nuts, elastic rail clips, grooved rubber sole plates and insulating liners.
