supply of manufacture and supply of cms crossing 1 in 12, 52 kg rdso drg. no. t-4734 with latest alt. 6.manufacture and supply of cms crossing 1 in 12, 52 kg rdso drg. no. t-4734 with latest alt. 6.,manufacture and supply of cms crossing 1 in 12, 52 kg rdso drg. no. t-4734 with latest alt. 6 and conforming to irs specification no. irs:t-29 (revised-2023) for cms crossing. fittings to be supplied with each set are as per annexure attached. (the alt. in drawing and specification issued by rdso up to o ne month prior to tender opening date shall be applicable in this tender). [ warranty period: 30 months a fter the date of delivery ] ]