Second floor layout for residential units A and C at 1:100 scale. Unit A (84.36 m²) includes 3-bed config with central stair access; Unit C (74.61 m²) features 16 m² living area, utility space, and 4.75 m² blacony. Plan details masonry wall thicknesses, fire wall separation, and lightwell openings. All room areas and labels provided in Metric.