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Drafter at work Copying technical drawings in 1973. Technical drawing, drafting or drawing, is the act and discipline of composing drawings that visually communicate how something functions or is constructed.
Tennessee Valley Authority civil engineers monitoring hydraulics of a scale model of Tellico Dam. Civil engineering is a professional engineering discipline that deals with the design, construction, and maintenance of the physical and naturally built environment, including public works such as roads, bridges, canals, dams, airports, sewage systems, pipelines, structural components of buildings ...