Portico Details The fantastic Art Deco portico over the main entrance to the concourse. Related Similar Images ...based on the tags: art-deco, overhangs, porticos, rusty, sculptures, wheels... The two exhaust vents coming out from the boilers en route to the stacks. Plywood marks where where catwalks were removed to extract equipment. The elevator tower seems to have been built with expansion of the dock in mind. The Engine House’s boiler, which would have been fired all day all day, virtually from the day the shop opened until the day it closed. Interlocking bricks at the mouth of the stoker-less boiler. One thing that made the Eagle Mine unique is the underground mill, left of this picture. As the rocks moved down the mill, they would be turned into finer and finer powder. The old gate sign, leaned against one of the terminal elevators. The bottom of the stairs leading from the work floor to the cafeteria. An emergency slide to help workers evacuate the blending house in an emergency.