How to calculate the first and a half floor area of rural self-built houses?

Use deep foundation as overhead floor. If the storey height exceeds 2.2m, the construction area shall be calculated according to half of the horizontal area outside the overhead floor. The total horizontal area of each floor of a building. The net area directly used for production and life in the plane of each floor of the building.

Auxiliary area refers to the net area occupied by each floor of the building for auxiliary production or life, such as the area occupied by stairs, walkways, bathrooms and kitchens in residential buildings. Structural area refers to the area occupied by walls, columns and other structures in the plane of each floor of a building.

Expand the building area of residential function, commercial function, office function, industrial function, supporting function and civil air defense function.

This division is mainly based on people's different use functions of buildings, which can better meet people's different needs in production or life. Of course, the economic benefits and purposes of different functions are basically different.

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