Attach pipes to walls, structures, or fixtures, such as radiators or tanks, using brackets, clamps, tools, or welding equipment.; Assemble pipe sections, tubing, or fittings, using couplings, clamps, screws, bolts, cement, plastic solvent, caulking, or soldering, brazing, or welding equipment.; Install pipe assemblies, fittings, valves, appliances such as dishwashers or water heaters, or fixtures such as sinks or toilets, using hand or power tools.; Anchor steel supports from ceiling joists to hold pipes in place.; Install underground storm, sanitary, or water piping systems, extending piping as needed to connect fixtures and plumbing.; Install pipe systems to support alternative energy-fueled systems, such as geothermal heating or cooling systems.