Section 625.050 - "Practice of professional engineering" defined1. "The practice of professional engineering" includes, but is not limited to:(a) Any professional service which involves the application of engineering principles and data, such as surveying, consultation, investigation, evaluation, planning and design, or responsible supervision of construction or operation in connection with any public or private utility, structure, building, machine, equipment, process, work or project, wherein the public welfare or the safeguarding of life, health or property is concerned or involved.(b) Such other services as are necessary to the planning, progress and completion of any engineering project or to the performance of any engineering service.2. The practice of engineering does not include land surveying or the work ordinarily performed by persons who operate or maintain machinery or equipment.[Part 2:198:1919; A 1937, 491; 1947, 797; 1949, 639; 1951, 459]-(NRS A 1961, 313; 1967, 950; 1991, 2238)[Part 2:198:1919; A 1937, 491; 1947, 797; 1949, 639; 1951, 459] - (NRS A 1961, 313; 1967, 950; 1991, 2238)