bids are invited for custom bid for services - 1 removal of resin in strong base anion tank quantity 1500 unit litres , custom bid for services - 2 carrying out shifting of structural steel ss fim from cmm to site cutting fabrication welding erection quantity 60 unit kgs , custom bid for services - 3 cutting fabrication fitup and butt welding in stainless steel pipes fitting flanges and valves quantity 140 unit inch dia , custom bid for services - 4 cutting fabrication fitup and flange welding quantity 50 unit inch dia , custom bid for services - 5 loading back resin in strong base anion tank quantity 1500 unit litres , custom bid for services - 6 shifting from cmm and loading fresh resin in to strong base anion tank inline with requirements quantity 1600 unit litres , custom bid for services - 7 carrying out dpt root final for welded joints including consumables inline with requirements quantity 190 unit inch dia , custom bid for services - 8 dismantling of middle collector connecting the extension piece fixing of support assembly of branches and installation inline with requirements quantity 01 unit nos , custom bid for services - 9 removal of top collector installation of new collector fixing of support normalising manhole cover inline with requirements quantity 01 unit nos , custom bid for services - 10 scaffolding arrangement around the tank for carrying out removal and installation inline with requirements quantity 50 unit sqm total quantity :