Supply Of Rate Contract For Manufacture And Supply Of Pretensioned Prestressed Concrete Psc Sleeper Set For 1 In 8.5 Symmetrical Split - 60kg Rail Turnout As Per Rdsos Drawing No T-8707 For General Layout And Sleepers Drawing Nos, T-4512, T-4793 To T-4844, T-4786 To T-4790 & T-5471 To T-5474.