The Safety Department was located in the Center Line Area of the asylum, behind (west) and to the south of the water tower. I infer that it was demolished to make way for the rear end of the Quadrangle Building. These photos are all from 1939, during initial construction of that building. (All courtesy Western Michigan University Archives & Regional History Collections)
A unique view of the area around and behind the water tower. From left: The corner of the Male Department, Mary Muff Tubercular Hospital, the Safety Department, the water tower, and a bit of the Industrial Building.