Originally posted by EvilKnick
After you hit the switch, go over to the opposite wall on the bottom level of the room, there will be a cart/wheelcrate against the corner, force push it out of the corner and youll find an entrance to a lift that will bring you up tp the upper catwalk/balcony.
God bless you .... I've been stuck for a half an hour this evening on that stupid part
(sorry I'm a newb)