providing services of dewatering pump sets 57 nos. (csmt-2, msd-3, mtn-10,sion-12,snrd-4, by-1,crrd-1, cla-2,vvh-5,gc-1,vk-2,bnd pf 1-2,mlnd-2, 5th line (28/3)-2,tna-3,rabale- pf-2, tapg yard-1, di pf 2-1, on main line (koparkhairane-1) on thane-vashi line under den (s) csmt section.bidding type normal tender .