United Piping Inc

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Operational for over 40 years, United Piping is a general contracting company that serves the oil and gas industry in the state of Minnesota. It specializes in pipeline station construction and custom pipe fabrication services. The company also offers pipeline anomaly investigations and repairs, as well as recoating, erosion control and equipment alignment services. In addition, United Piping provides lube oil flushing and filtering, directional drilling and marine excavation services. The company is affiliated with the Pipe Line Contractors Association, American Society of Mechanical Engineers, United Association of Plumbers and Pipefitters and Duluth Builders Exchange. It has completed projects for Great Lakes Gas Transmission Company, Enbridge Energy and Vector Pipeline. United Piping is located in Duluth, Minn.