The left cave is the largest of the three, and shows the most evidence of expansion.
Delmar #4 is like two elevators in one, in capacity and design.
The building in the foreground–the old control booth–was arsoned in 2009.
2010. A skyway connecting two Which tube carried the beer? I hope it’s the big one!
Harris Machinery rests under snow on the left. Two explorers enjoy the view.
Looking at the engine house (left) from atop the stoves.
The first 800 or so feet of the tunnel is finished with reinforced concrete. The test is raw stone. This is the spot where it switches. Side note: nailing this shot on film is one of my proudest light-painted moments.
One of the older buildings on the site, this is an old power house that provided electricity to the plant. I spent some time walking around it and believe it was fired with coal gas but had a diesel backup installed later.
Molten copper pouring being a very dangerous thing to do by hand, this scale measured the load for the “Auto Caster” that actually formed the cooling copper in its molds.