Manufacture And Supply Of Composite Grooved Rubber Sole Plates 10 Mm Thick For Wider Psc Sleepers To Use With 60Kg (Uic) & 52Kg Rails To Rdso Drg No T-8747, With Latest Alteration If Any, Specificati On: Irs T 55-2023 With Latest Alterations/Corrigendum. The Term Latest Alterations Wherever Used Will Mean The Alteration Up To 15 Days Before Of Opening Of Tender. [ Warranty Period: 30 Months After The Date Of D Elivery ] ]