Real estate project cost (calculated by building square meters) 1, pile foundation project (if any): 70~ 100 yuan/square meter; 2. Steel bar: 40~75KG/ m2 (low multi-layer content and high high-layer content), which is 160~300 yuan/m2; 3. Concrete: 0.3~0.5 m3/m2 (low multi-layer content and high high-layer content), totaling 100 ~ 165 yuan/m2; 4. Masonry works: 60~ 120 yuan /m2 (high multi-storey content and low high-rise content); 5. Plastering works: 25~40 yuan/m2; 6. Exterior wall engineering (including thermal insulation): 50~ 100 yuan/square meter (based on general paint, if it is stone or curtain wall, it may be as high as 300~ 1000 yuan/square meter; 7. Indoor water and electricity installation project (including fire protection): 60~ 120 yuan /m2 (according to the grade of the residential area, the multi-storey is slightly lower); 8. Roofing works: 15~30 yuan /m2 (high multi-layer content and low high-rise content); 9. Doors and windows engineering (excluding entrance doors): The construction area is about 0.25~0.5 square meters per square meter (closely related to design and whether it is high-grade, with a large proportion of high-grade), and the cost is 90~300 yuan/square meter, generally 90~ 150 yuan/square meter. If high-grade aluminum is used,
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