The project area is 14 sq. km, covering Rattanakosin Island-Sawankhalok Road-Khlong Samsen area, and the study area is 650 sq. km., located within the polder system under His Majesty King Bhumibol Adulyadej’s Initiative on Bangkok side. The project works included preparation of a master plan for water management in the project area, an action plan for management of drainage system in the project area and study area, an action plan for water transfer in the project area and study area, detailed design for construction in the project area, and instrumentation for monitoring and supporting water management in the project area for integrated actions in BMA missions, either drainage or conservation of canal water quality or water transportation, to ensure consistent, harmonious and non-conflicting actions.