Building 12-story apartment house, with two apartments on each floor.
Drawing labels, details, and other text information extracted from the CAD file (Translated from Spanish):
terrace, study, patio, garbage room, bathroom, kitchen, dining room, emergency staircase, riser duct, elevator, hall, bc tower – twelve floors first floor, bc tower – twelve floors second floor, duct, kitchen, roof, cut a – a, main staircase, emergency staircase, cut b – b, cut c – c