Ore Yard Sunrise Early bird gets the blast furnace. You gotta love that ore yard gantry crane. Related Similar Images ...based on the tags: cranes, dirt-roads, furnaces, smokestacks... The coal water power plant stack accompanied the smell of an arson. Fly ash, kicked up by downdrafts, rise again up the smokestack that is the signature feature of the plant. It’s a steel top hat. Furnace #6; its catwalk and tapway. Note the lever-operated gutter-blockers. A look at the Longmont Sugar Mill in May 2014. Brick crowns of the twin stacks are not aging well. A winding flue between the ovens for Furnace 6, capped with sketchy catwalks. This gives you a sense for what it looks like to stand on the roof of the main production building at sunset. There are 700 of these storage bunkers. Their design was to funnel explosions upward, rather than toward other buildings, to minimize secondary explosions. I wish I knew the story of this popcorn-themed boxcar.