Tenders for Manufacture & Supply Of Prestressed Concrete Sleeper For Thick Web Switch Expansion Joint T Wsej For 60Kg Uic Rail As Per Rdso Drg. No. T-8838 And Irs Specification No. T-39 Sixth Revision March2 021 Along With Latest Alteration If Any And Part Drawing Thereof To Suit 60Kg Uic Rail For Works Station/Works Si Ding And Duly Loaded Into Road Vehicle/Railway Wagons. Warranty Period: 60 Months After The Date Of Delivery