There big filters helped the mill sort through the flour, for additional milling, for example.
Different doors for different vehicles, I would guess. White Pine Mine used tire-based vehicles, rather than track-based, making it pretty different than other mines I’ve been to.
The orange bars were secured to the tunnel walls to support electric lines for the mine carts. Lower parts of the sand mines were allowed to flood. The water was perfectly still, and made for a mud so thick it could suck off your boots.
Goop and slop slip to drop in the shame drain.
Chester Creek, where it was forced to dip below the circa-1970s I-35 tunnels.
The flour mill’s interior is really just a system of steel and rubber tubes that crush flour over and over in the gap. This mill was never run off of water power directly, but it used to generate power using the river.
Standing atop the dust collector, the factory breaks down into diverging patterns, processes.
The four buildings seen here comprise almost all of the notable remaining structures.
Blast Furnace 7 as seen from the ore yard. Imagine running up those stairs through blast furnace smoke.