supply of fabrication and supply of 1 in 8.5 diamond crossing with single slips [ curved switch] bg for 60kg. rail (utc) on psc sleeper layout complete with cms acute x-ingfabrication and supply of 1 in 8.5 diamond crossing with single slips [ curved switch] bg for 60kg. rail (utc) on psc sleeper layout complete with cms acute x-ing,fabrication and supply of 1 in 8.5 diamond crossing with single slips [ curved switch] bg for 60kg. rail (utc) on psc sleeper layout complete with cms acute x-ing to rdso drg. no. t-4967/latest alter ation and 7000 mm or switches [ curved ] to rdso no. t- 6496/ latest alteration complete with alt parts li sted in the sub assembly drawings but excluding standard fish plate, fish bolt, elastic rail clips and insulat ing liners/ metal liners. irs:t-29-200 and irs: t-10-2000 with latest alterations. the term latest alteration s wherever used will be mean the alteration up to the actual date of opening of tender. [ warranty perio d: 30 months after the date of delivery ] ]