Black Rock Processing Control Bridge. You had unlocked a path to Black Rock Processing. From the Atlas Chamber head toward Black Rock Processing and hang a right into the corridor behind the Clearance Level 5 door and then Levitate through a hole in the.
Eliminate the enemies in the security room. If you keep following the signs you will come to a giant abyss. Youve been sent to the Quarry for a black rock prism.
To go to atlas chamber we need to do some arrangements firstIn mission Threshold - Continue towards black rock processing we need to open the path first.
After that go towards the Atlas Chamber. Turn around and take first left follow the pipe and jump down. To get to the Black Rock Processing area in Control you need to build yourself a bridge. If you continue to follow the signs you will come to a giant abyss.