Performs all duties of a journeyman Pipefitter and is assigned to the Pipe Shop with-in Puget Sound Naval Shipyard and Intermediate Maintenance Facility. Work includes installing, modifying, repairing, and maintaining new and existing low, medium, and high-pressure piping systems and equipment such as steam heating, steam generation, and hydraulic systems, steam generators, flash and expansion tanks, condensate, vacuum, circulating pumps, and radiators. Also covers existing utility, supply, and disposal systems and equipment such as sewage, water, oil, and gas distribution systems, and water closets, tubs, fire sprinkler systems, and showers.Projects worked from building plans, blueprints, and sketches to plan and lay out the routing, placement, pitch, elevation, pressure reduction, expansion, and operation of various piping systems and equipment as described above.Pipfitter installs, modifies, and repairs systems like those described above by setting up system routes, placing and cutting route openings, placing hangers for proper pitch and elevation, and determining and installing such things as risers, flexible branches, expansion joints, pumps, gauges, pressure regulators, valves, traps, and unions in the combination needed to support the pressures and proper operation of the systems. Also installs plumbing fixtures, vents, drains, mixing valves, flush valves, etc. Incumbent installs or repairs new or existing copper, galvanized, black iron, cast iron, and PVC pipes for utilities and medical gases. Pipefitter also installs equipment like that described above by planning and completing the routing and placement of systems leading to the equipment, determining and placing the equipment at the proper levels and points in the systems, and joining, sealing, and testing systems and equipment for proper pressures, leak-free joints, and operation.