Does the preliminary design report for water conservancy and hydropower projects need to be published separately as an independent survey report?

According to the preliminary design report preparation procedures.

The preliminary design document should include the following information as attachments as necessary

Feasibility study report review opinions, special report review opinions, important meeting minutes, etc.

Relevant Comprehensive utilization of the project, relocation and compensation of reservoir submerged objects and project land, reconstruction and construction of railways, highways and other facilities

Agreements and main relevant information on equipment manufacturing and other aspects

Hydrological analysis review report

Engineering geological survey, soil investigation and other reports and related specialized engineering geological issue research reports

Reservoir submergence treatment and resettlement planning report

Project permanent land occupation treatment Report

Hydraulic model test report and other test research reports