First, the new residence rules
On March 15, 2022, the official website of the Ministry of Housing and Urban-Rural Development released: "Residential Project Specification (Draft for Comments)GB 55XXX – 2022, of which: 4.1.2 The floor height and indoor net height of new residential buildings should comply with the following regulations: 1 storey height should not be less than 3.00m;
2. Landmarks of the residence plan
As of March 15, 2022, the local residential design standards/specifications issued by various provinces and cities basically follow the original "Residential Design Code" GB 50096 – 2011:5.5.1 The height of residential floors should be 2.80m, and the impact of the new housing regulations is huge, and the current landmarks are basically completely abandoned;
Beijing Landmarks:
Shanghai Landmarks:
Third, the increase in the height of the floor leads to an increase in costs
According to the benchmark real estate cost calculation, for every 0.1m increase in the height of the residential standard layer, the steel content increases by 1kg/m2, the concrete content increases by 0.01m3/m2, and the construction cost increases by about 1~3%, about 20~50 yuan/m2.
Source of the article: Real Estate Research Institute