Manufacture And Supply Of Wider Pre-Stressed Concrete Sleepers For 25T Axle Load For B .G. 60Kg (Uic)/60 E1/52Kg Running Rails With 60Kg (Uic)/60E1/52Kg Guard Rail For Use On Ballasted Dec K Bridges As Per Rdso Drg. No. T-8970, Alt-01/ Latest Alteration And To Irs Specifications No.T-39 (6Th Revision-March-2021) And Indian Railway Standard Conditions Of Contract, Both As Amended Upto Actu Al Tender Opening Date, Duly Loaded In Wagon/Road Vehicle. [ Warranty Period: 30 Months After The Date Of Delivery ] ]