This major group comprises occupations in maintenance and equipment operation trades, which usually require more than two years of apprenticeship or on-the-job training in the trade. It includes contractors and supervisors, maintenance trades and heavy equipment and transport operators; machinery and transportation equipment mechanics (except motor vehicles); automotive service technicians; other mechanics and related repairers; train crew operations occupations; crane operators, drillers and blasters; and printing press operators and other trades and related occupations, not elsewhere classified.
