Dodaroo dam is located 20 kilometers south west of Mirjaveh in Sistan and Baluchistan province. Location of dam is in eastern Flysch zone considering Iran structural national classifications. The mass of stones consists of shale stone and Eocene sand as well as covenant present era. The goal of current research is to identify geological conditions, engineering geology of area around reservoir and abutment of dam, and investigation of rock mass discontinuity.