AK Services Waterjet Cuts 55-Inch Access in Nuclear Waste Storage Tank Water jet contractor AK Services made history recently by cutting the largest-ever access hole in an active U.S. Department of Energy radioactive waste storage tank at the DOE's Hanford Site in southeastern Washington. The Boston-area water jet contractor cut a 55-inch diameter hole in the top of the underground tank to allow for the installation of a robotic system that will remove 247,000 gallons of radioactive and chemical waste stored in the tank during the Manhattan Project and Cold War so it can be vitrified for safer storage. Battling freezing temperatures and the challenges of running remote-controlled ultra-high pressure water jet equipment from a 300-foot distance, AK Services used a specially engineered abr

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