Plumbers

<ul><li>Assemble pipe sections, tubing, or fittings, using couplings, clamps, screws, bolts, cement, plastic solvent, caulking, or soldering, brazing, or welding equipment.</li><li>Install pipe assemblies, fittings, valves, appliances such as dishwashers or water heaters, or fixtures such as sinks or toilets, using hand or power tools.</li><li>Keep records of work assignments.</li><li>Fill pipes or plumbing fixtures with water or air and observe pressure gauges to detect and locate leaks.</li><li>Maintain or repair plumbing by replacing defective washers, replacing or mending broken pipes, or opening clogged drains.</li><li>Direct helpers engaged in pipe cutting, preassembly, or installation of plumbing systems or components.</li><li>Locate and mark the position of pipe installations, connections, passage holes, or fixtures in structures, using measuring instruments such as rulers or levels.</li><li>Review blueprints, building codes, or specifications to determine work details or procedures.</li><li>Measure, cut, thread, or bend pipe to required angle, using hand or power tools or machines, such as pipe cutters, pipe-threading machines, or pipe-bending machines.</li><li>Anchor steel supports from ceiling joists to hold pipes in place.</li><li>Install underground storm, sanitary, or water piping systems, extending piping as needed to connect fixtures and plumbing.</li><li>Estimate time, material, or labor costs for use in project plans.</li><li>Inspect structures to assess material or equipment needs, to establish the sequence of pipe installations, or to plan installation around obstructions, such as electrical wiring.</li><li>Install green plumbing equipment, such as faucet flow restrictors, dual-flush or pressure-assisted flush toilets, or tankless hot water heaters.</li><li>Cut openings in structures to accommodate pipes or pipe fittings, using hand or power tools.</li></ul>