sw-i-guntakal division - nandyal-dhone section: complete track renewal (primary) of exg. 52kg/90uts rails on psc5 sleepers 1540nos/km density with new 60kg/90uts rails on new psc6 sleepers 1660 of density or a total length of 1.787 km. ( locations furnished in annexure) sw-ii-nandyal-dhone - section -tbr: through ballasting of track along with deep screening by bcm for a total length of 15.50 km. at various locations as per annexure