corrigendum : p/l interlocking tiles and const. of ccf streets in various wards of zone no. 3 (p/l interlocking tiles in various street of w.no. 42 in m.c.ptk. (e.cost. 34.99 lacs), p/l interlocking tiles in various street of w.no. 43 in m.c.ptk. (e.cost 36.99 l