routine maintenance and operation of various storm water pump sets and d . g set , operation of storm water pumping set & dg sets installed at various locations on pwd roads as per annexure-i attached i/c cleaning of pump sets , nrv , replacement of rusted nut bolts etc . i/c watch & ward of complete electrical/mechanical installation round the clock i/c all sundays & holidays as per details terms & condition attached . 1 ) e&m operator:-9 nos . 2 ) khallasi:- 3 nos . , providing & fixing of following consumable material suitable for installed inventory at site for smooth day to day operation . , gland dori , coupling tyre , packing sheet