Tender For manufacture and supply of prestressed mono block concrete sleeper for diamond crossing fo r 1 in 8.5 turnouts (pre-tensioned type) for broad gauge (1673 mm) as per rdso drg. no. t-5364 (with late st alteration) and as per irs specification no. t-45 (4th revision- march-2021) with latest corrigendum if an y as on date of closing of this e-tender, duly loaded into wagon/road vehicle. [ warranty period: 60 mont hs after the date of delivery ]