move down the loading dock ramps to discover a cache of items. Be careful, as looting these will summon Necromorphs to your location. Save and upgrade as needed at the Bench. when ready, hack through the next door and move to the next hall.
Kinesis the box in the distance and bust it to gain a Power Node. you'll come to a store along with a second Power Node.
enter the mines and move to the bottom level. You will be attacked by Necromorph waves. Try to kill as much as possible from a range before coming in close with the Ripper. Replace the batteries to start up the lift and an exit to outside the Sprawl.
After some taunting from Stross, exit to the outer rim. Your goal here is to clear the explosive lasers by shooting down canisters. there are also some Necromorphs floating out here, so take them out so they don't bother your work. If you run low on oxygen, return to a hub to recharge your tank.
After the lasers are all cleared off, enter the new passage way. There are a some more enemies inside so be quick about killing them. Remember your oxygen is limited so you don't have time to idle.
Once back inside the mines grab a Power Node siting around and use it to unlock the nearby storage room. Inside is a schematic for the Advanced Suit, the best armor for a first play through. Kill off the Necromorphs along the way and you'll reach the end of the hall.
Attempt to hack the next door, but you'll soon be grappled by Stross. Follow the quick time event to murder your crazed pal. Take the time now to upgrade to your new armor and grab the Power Node in the next section.
The final encounter of the chapter is the long elevator ride. Necromorphs will constantly emerge from all dies. The Contact Beam is great for taking out early hordes, but most of the throngs should be dealt with via the Line Gun and Ripper. After surviving the long journey, complete a quick time event to reason with Nicole.