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3 0 21 The balcony in the main structure shall be calculated according to the horizontal area of the outer perimeter of the structure; The balcony outside the main structure should be calculated according to the horizontal projection area of its structural bottom plate1 2 area.
Hope it helps.
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GBT 50353-2013 Code for Calculation of Construction Area of Construction Projects stipulates as follows:
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The balconies of the building shall be calculated according to 1 2 of their horizontal projection area.
Ordinary balconies are calculated as half the area of the area. >>>More
1. For unenclosed balconies of residences that meet the following standards, the construction area shall be calculated according to half of the horizontal projection of the enclosure structure. If exceeded, the excess part is calculated as the entire floor area. Enclosed balconies are counted for the total floor area regardless of whether they meet the following criteria. >>>More
According to the current construction area calculation specification: the balcony is calculated according to 1 2 regardless of whether it is closed or not; A balcony refers to a balcony with an unroofed roof or a floor height (roof) greater than 5 meters, and the floor area cannot be calculated. Another: >>>More
How to calculate the area of the concave balcony of the building?
The delivery area is calculated according to the construction area, which is the product of the spacing of the axis of the house wall. At the same time, it also includes the shared area and the balcony (the balcony is fully enclosed, the full area is calculated, and if it is open, it is calculated by half, and now it is generally all-inclusive. )