To provide a demolition control data preparation device and a demoli tion control data preparation program capable of efficiently providing a control program for controlling a demolition of various industrial wastes for a demoli tion device when a demolition work is automated.

The device for preparing the demolition control data controls the demolition device 1 by a programmed computer system. The device is provided with an input assistance means 2 for assisting an input of specification data regarding an instrument to be demolished and storing the inputted specification data; a measurement assistance means 3 for assisting to obtain a coordination of a cut position of the instrument to be demolished and storing the obtained coordination; and a demolition control data preparation means 4 for forming the demolition control data for controlling an action of the device 1 based on the data obtained by the inputting and the obtaining of the coordination.