Among national rivers, local rivers and streams, streams should be paid closer attention in terms of prevention of disaster since their geographical characteristics and their influences on lower areas. Within this context, Disaster management authorities have continuously drives prevention and maintenance program for streams. However, damages from streams are still the same. This shows the necessity for evaluation on effectiveness and efficiency of prevention and maintenance program for streams. This research points out several points to discuss and suggests alternatives through program logic model.

As results of the research, first, recourse supply process through Agriculture and Fishing Village Structure Reform Special Fund should be improved. Second, selecting standards of program targets should be written in act. Moreover, related acts should be amended and the comprehensive plan of prevention and maintenance should be reviewed to enable to choose method or process after a careful comparison and examine effectiveness of various alternatives. Third, in order to maximize the program’s effects through selection and concentration, it is necessary to improve budget allocation standards and to re-estimate total program budget based on more trustful Data. Fourth, it is needed to develop performance indicators and establish an evaluation system in order to examine the actual performance of prevention and maintenance program after it has executed. Lastly, it is pointed out that prevention and maintenance programs for streams which are now in charge of different ministries should be reviewed for unifying.

This research is consisted of six chapters. In the first chapter, the necessities of evaluation on prevention and maintenance program for streams and its methods are explained. The second chapter introduces the theoretical importance of the program and its current conditions are introduced in the third chapter. In the fourth chapter, evaluation framework is explained and fifth chapter discusses problems and alternatives. Sixth chapter summarizes and makes a conclusion.