Reaching the Alpha RoomĪs the sign says, the water is deadly, so stay out of it. Go through the hatch once it’s opens and reveals the door. Then push the button on one and jump through quickly to hit the other. From the doorway of the office, shoot another one above the staircase next to the other one. Start by getting up into either one of them, by shooting a portal at an angle. You need to hit both overrides within 4 seconds. Use a portal to get to the ground floor.įollow the path forward to the hatch, and look for the two booths on the side. You can’t jump over, so walk to the end and look for a section of wall at the bottom on the ground.

Use this to cross over the barred entrance. You can make the shot to put a portal above the catwalk, and then put another one on the white wall near it. After a few easy jumps, you’ll need to do a long connection to get around a fence and into the general yard.įollow the path to the condemned area, and look up. Use a few portals to get around the wreckage, just like before, and start looking for the way out. After the fall stops, get up and walk through the pipes.