This standard is mainly applicable to river basin planning and regional water resources planning above the prefecture (city) level. Water resources planning below the prefecture (city) level can be simplified and applied, and the planning and design of important water projects can be applied as a reference.
SL 429-2008 Referenced Document
SL 252-2000 Standard for Classification and Flood Control of Water Resoures and Hydroelectric Project
SL 429-2008 history
2008SL 429-2008 Technical specincation for the analysis of supply and demand balance of water resources