1. sewage treatment engineering design qualification: the design unit needs to have relevant sewage treatment engineering design qualification, which is generally issued by the local engineering design industry department.
2. Environmental impact assessment report: According to the requirements of local laws and regulations, conduct environmental impact assessment and submit the corresponding assessment report to ensure that the environmental impact of the design and renovation process meets the relevant regulations.
3. Design scheme and construction drawing: Detailed design scheme and construction drawing, including treatment technology, equipment configuration and pipeline layout. , need to be prepared in the process of design and reconstruction.
4. Application for design change: If the existing sewage treatment station needs to be reconstructed, it may be necessary to submit the application for design change to relevant departments and get approval.
5. Construction permit: During decoration construction, it may be necessary to obtain the construction permit issued by the relevant local departments before the project construction activities can be legally carried out.
6. Qualification of supervision unit: It is recommended to hire a supervision unit with relevant qualifications and experience to supervise and manage the design and renovation process.
7. Operation license: After the design and transformation are completed, it is necessary to obtain the operation license or relevant license according to the requirements of local laws and regulations in order to legally operate the sewage treatment station.
It should be noted that the specific design and renovation requirements may vary according to the country, region and hospital type. Therefore, in the actual operation process, it is suggested to communicate and consult with the local environmental protection department, health department or relevant management departments to understand the specific qualifications and document requirements, and ensure the compliance and smooth progress of the design and transformation process.