The Key City Iron Works Building located in the Historic Millwork District houses Delta 3 Engineering’s Dubuque, Iowa, office. Constructed of brick and heavy timber in 1890 as an industrial space, the former ironworking shop features an interior characterized by wood columns with exposed wood ceilings and brick perimeter walls. Renovation began in the fall

Platteville firm to bring new life to old ironworks building in Dubuque

By Jeff Montgomery, Courtesy of Telegraph Herald An engineering firm based in Platteville, Wis., is bringing new life to a century-old building in Dubuque’s Millwork District. Delta 3 aims to open an office at 898 Jackson St. by the end of March, according to President Scott Chyko. The new space will allow the firm to