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The International Union of Operating Engineers (IUOE) Stationary Engineers Local 399 includes members from both Fort Wayne, Indiana and Chicago, Illinois. Stationary engineers operator, repair, and maintain mechanical systems, such as boilers, heating and ventilation, and generators. The IUOE was founded in Chicago in 1896 as the National Union of Steam Engineers of America. The steam engine dial still serves as the unions official emblem. IUOE was important to the construction of the Panama Canal (1904-1914) and the rebuilding of San Francisco after the 1906 earthquake. During WWII, the Korean War, and the Vietnam War, IUOE members serving in the military helped to construct airfields, bases, and roads throughout Asia and Europe.
Source: International Union of Operating Engineers - Local 399. (n.d.). Retrieved June 12, 2018, from https://www.iuoe399.org/