Plot area commonly known as site area is a piece of land enclosed by definite boundaries. The mean horizontal distance between the front and rear site boundaries is known as depth of the plot area.
Built Up Area Or Plinth Area:
Built up area is the total covered area measured at the floor level of the basement or of any storey. That means the area covered by a typical building or flat. It is also known as plinth area.
Areas included in built-up area:
Bedrooms, living room, hall, balcony, kitchen, bathroom, utility area, shafts, staircase, terrace, verandah, Wall thickness.
Super Built Up Area:
The built-up area plus common proportionate areas such as swimming pool, garden, park, gym, playground etc is known as super built-up area.
Areas included in super built-up area:
Swimming pool, garden, park, gym, playground, clubhouse, and other amenities.
Carpet area is the area excluding the walls of built-up area. In simple words, it is the internal space within the walls which you can actually use. Usually, carpet area is around 70 -90 % of the built-up area.
The area on all sides of the plot boundaries laid down by the local municipal authority beyond which nothing can be constructed toward the plot boundary is known as setback area.
The line usually parallel to the plot area on each side is call setback line. This area helps a building to get more daylight and fresh air to the street level.