Sluice Door The sluice room was surrounded in fine grating. The company would want to finely control when the doors would be opened so the gold could be removed under supervision. No yellow bonus for the working man… Related Similar Images ...based on the tags: catwalks, doors, grates, pillars, screens, sluice, yellow... A leftover swatch remembers the last fabric sewn here. Safety signs decorated every floor, machine and, yes, door. This message spoke to me for reasons my coworkers will understand; suffice to say, I need to take this message to heart. The roof of the elevator was partly lit naturally with six big skylights. The less electricity pumped into a grain elevator, the less chance of a grain dust explosion. Raab Looking through a secure ward door at the destroyed rooms beyond. Vines are finding their way into the roundhouse. On the scale of the big machine shop, the huge piles of clothing look insignificant. A staircase leads behind three of the dock chutes, seemingly to nowhere. The lower on the left held one end of a string of lights above the dock. Inside the pilot copper concentrator.