2. Supervisory sampling inspection has been completed and meets requirements; quality issues such as nonconforming reports have been addressed.

　　3. Relevant survey work and parallel inspection by the supervision unit have been completed (such as pile positions and pile diameters for pile foundations, and component dimensions and spatial dimensions for foundation beds and main structures).

　　4. For the main structure, work such as plaster screed markers, external corner protection strips, exterior wall openings, anti-crack mesh, verification of door and window opening dimensions, embedding and trial threading of concealed water and electrical conduits, and water testing shall be completed, and the mock-up unit shall be completed.

　　5. Buildings below 20 stories shall not be accepted in sections; where sectional acceptance is required for buildings of 20 stories or more (including 20 stories), the acceptance plan shall be reported to the quality supervision station in advance, but sectional acceptance shall not exceed two times.

　　6. For pile foundation projects with three or more connected basements that require sectional acceptance, the acceptance plan shall be reported to the quality supervision station in advance, but shall not exceed two times; for pile foundation projects with five or more connected basements or with an excavation area exceeding 10,000 m², it shall not exceed three times.

　　The above content is compiled based on problems encountered by trainees in actual work, for reference only. If there are any questions, please communicate and correct them promptly.