This was Soviet bombing shelter under factory workshop. Despight factory is active the bomb shelter abandoned. Probably a couple years nobody has come down here. It was partially flooded and it made a cool effect: during winter water freezes turning shelter into rink.
You can really bring some skates here and ride the skates around the place.
Those were huge and armored gate ways.
Here there was electric station with two diesel generators
And a restroom – all is rusty
Those were filters to suck air from “polluted” atmosphere.