Tenders for Supply Of Manufacturing And Supply Of Grooved Rubber Sole Plates Grsp As Per Rdso Drg. And Irs Specifications For Grooved Rubber Sole Plates6 Mm Thick For Placing Beneath Rails, Serial No. T- 55-2025 Revision-01. Item : Grsp For Derailing Switches 1 In 8.5, 60 Kg, T-6068. Latest Alterations Shall Be Applicable..