Tenders for Supply Of Pre-Stressed Mono Block Concrete Sleepers For 1 In 8.5 Psc Turnouts As Per Rdso Drg. No. Rdso/T- 4865 With Latest Alterations And Part Drawing Thereof To Suit 60 Kg Uic Rail/52Kg Rail And To Irs Specification, T-45 4Th Rev March, 2021, Both As Amended Up To Date Duly Loaded Into Wagons/Road Vehicles. Warranty Period: 60 Months After The Date Of Delivery