This study is to suggest a plan of multi-functional construction for lake dike such as environmental friendly space, ecology, leisure, recreation space etc. in Saemangeum reclaimed area. The functions of Saemangeum lake dike is proposed to tourismㆍleisure function, environmentㆍeducation function, high scienceㆍproduction function, urban-rural interchange function through a investigation and a prediction of demand. Therefore, we suggest a plan and a standard section of multi-functional layout regard to a plan of land development.