Tender For repair/replacement of perished duct covers of pump house, pit covers with aluminiumchequeredplates, roof tops, ladders, ss ladder railing, civil work, roof treatment, plumbing lines, sanitary fittings, joinery works, chajjas, gallery cleaning, flooring, tiling, painting work of pump houses & other machinery spaces of drydocks at naval dockyard visakhapatnam under ge (i) dm visakhapatnam.