Barracks is a Empire military recruitment building in Total War: Warhammer. Barracks are, by necessity, large billet houses for accommodating State Troops.
Background
The Elector Counts all need to ensure they have a battle-ready defence at any time, a barracks that houses the majority of state troops. More prestigious regiments, such as Greatswords, may have their own wing of the barracks or even a separate quarters, earned for their prowess in battle.