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.
Expanding foam provides some textural contrast to the wood floors, worn smooth over a century. This building dates to the 1890s and was built as the coffin plant.
While the maps name this the compressor house, I believe, based on its size and number of heavy machine mounts, that it also housed the pumps to drain the mine.
This “pit” would allow workers to crawl below locomotives to service them.
In the middle of one of the outlying cottages, perhaps the Masonic Cottage–it was too damaged to tell, really–are these pair of skinny doors that led from patient rooms to a common area with rotting shag carpet.
One of the few doors.
Looking to the chapel addition from the Chateau.
One of the cupola air intakes, rattled loose by the demolition downstairs, hangs stranded on the second floor. You can see that the floor I’m standing on in this picture used to extend all the way to the right wall. The blue paint on the wall made the climb absolutely worth it.