Barracks Underground

[FieserMoep]

My scanner shows there is some loot but how do I get to that underground area?

[Shiroe (cortana)]

old barrack?
There is a huge bunker door you need a battery pack to open.
Cant really miss the door either..

[FieserMoep]

Ah okay, thought it might be a seperate entrance, but got lost down there. Thanks!