supply of 6400 mm thick web curved switch for 1 in 8.56400 mm thick web curved switch for 1 in 8.5,manufacture and supply of 6400 mm thick web curved switch for 1 in 8.5 symmetrical split turnout on psc sleepers as per rdso drg. no. rdso/t-8708 or latest alterations if any, complete with all p arts/fittings including rubber pad and ssd (spring setting device). (the alt in drawing and specification iss ued by rdso up to one month prior to tender opening date shall be applicable in this tender). note : - the purchase of rails will be the sole responsibility of the manufacturer (bid including rail cost/per set) in terms of railway board letter no. 2022/track i(p)/fabricators dt. 31.07.2023] [ warranty period: 30 months afte r the date of delivery ] ]