Go to the generator room and activate the wave energy converters.
- Head across the lower platforms you see in front of you toward the marked tower.
- Go through the next tower as well. This will bring you to The Rig.
- Across the towers, make your way over to the right, where you see the Acolytes and a Shrieker.
- You will see them fighting Fallen Dregs and Vandals.
- Head toward where the Shrieker was, fight your way through the remaining Fallen and into the Hive on the far side.
- There you will need to fight through Acolytes and a Knight.
- Go into the open doorway just beyond them to continue forward.
- Head to the back of the room and turn to the left.
- Go on up the stairs and through the open doorway in the back of the room.
- Through the doorway, turn to the right.
- Follow the hallway on through to reach the Tidal Anchor.
- As you enter this area, you will see more Hive and Fallen fighting each other.
- You will see Acolytes fighting Dregs and Wretches after some Exploder Shanks rush the Acolytes.
- Clear them out and then head through the open doorway.
- Go to the back right, fighting through the Fallen there. Expect a Captain, Dregs, and Vandals
- Against the large windows is a console control panel. Approach and interact with the middle one to open the path forward.