Industrial Plant Services Pro Diving Service has provided diving services in support in Industrial plants for more than 25 years. Some of these industries are listed below: Pulp and paper mills. Steel Mills. Chemical Plants. Refineries. Sugar refineries. Most of this work has involved work in process water and work in waste water. Examples are: All types of maintenance of water intake structures and pump rooms to include pumping mud, trash rack work, traveling screen repairs and concrete repairs. Trash and mud removal from pump rooms. Pipe penetration for both inspection and repair. Diffuser installation and maintenance. Clarifier ( Both treated water & waste water. ) repairs. Waste water Ponds. Re-anchor aerators and diversion curtains. Install diversion curtains. Maintain all types of submerged aerators. Hydrographic surveys for sludge inventory. Sludge removal. Over the years, we have developed procedures for working safely in contaminated and/or hazardous liquids. We also have cooled diving systems which allow us to work in very hot liquids safely.