Manufacture And Supply Of 10 Mm Thick Composite Grooved Rubber Sole Plate For Wider Base Psc Sleepers To Rdso/Drg. No. T-8528 (Alt.-1) And Conforming To Irs Specification No. T-55-2025 (Revision-1) & Str- Tdg 0042 (Rev. '01') [ Warranty Period: 96 Months After The Date Of Delivery ] [ Rate Of Supply 20000 Units Per Month , Commencement Time Allowed -1 Month ]