supply of manufacture and supply of 6mm thick nylon cord reinforced grooved rubber sole plate for 1 in 8.5 turnout-52 kg to rdso drg.no.t-4865.manufacture and supply of 6mm thick nylon cord reinforced grooved rubber sole plate for 1 in 8.5 turnout-52 kg to rdso drg.no.t-4865.,rate contract for manufacture and supply of 6mm thick nylon cord reinforced grooved rubber sole plate for 1 in 8.5 turnout-52 kg to rdso drg.no.t-4865 with latest alterations if any upto the date of tend er notice, conforming to irs specification t-55-2023 for rail pads as per item specific guidelines & schedule of technical requirements for manufacture and supply of rail pads (tdg 0042 rev.0) with latest alteration if an y, as amended up to the date of