It should be pointed out that:
(1) It is possible to cut or fill within 30cm. When the earthwork needs to be transported abroad or backfilled with soil, the distance between the spoil (or spoil ground) and the soil (or borrow ground) shall be stated in the bill of quantities, and the transportation of this part shall be included in the quotation of the "site leveling" project. "
(2) The quantities are calculated according to the area of the first floor of the building. If the area specified in the construction organization design exceeds the flat site, the excess shall be included in the quotation.