Another important division of Vishal is the maintainance division which deals with the maintainance/repair work of tanks, columns, towers, pipelines, pressure vessels etc. in Refineries & Petro-chemical installation. Vishal has successfully completed the maintainance/rehabilitation work of several tanks including raising the height of tank pad foundations, straightening of tilted/damaged tanks by jacking up method, conversion of single deck floating roof to double deck, partial/full replacement of shell, bottom, roof, structurals etc. of various types of tanks. Vishal also undertakes jobs of tank cleaning, sludge removal, oil mopping of tanks etc.