The SPZ-200 bidirectional ballast regulator completes the ballast regulating operation for the ballast bed through the middle plow, side plow, wing plow and other working equipment to make the ballast uniform and the section of ballast bed formed according to the technical requirements. The cleaning device effectively cleans the ballast remained on the rail crossties and fastener and collect it to the conveyor belt to the ballast bed shoulder, in order to make the railway neat and beautiful.