Control device for construction method

The present invention relates to a construction machine such as a hydraulic excavator control apparatus for such a control apparatus for a construction machine comprising a rotating operation member, a construction machine to operate the rotation means (14); a hydraulic pump (2) and an accumulator (5), to accumulate power from the hydraulic pump (2) to the working oil; a hydraulic actuator (7) to drive the construction machine rotation means (14) from the hydraulic pump with (2) and the accumulator (5) the rotation of the hydraulic oil; a first control valve (8), placed in the hydraulic actuator (7) and a hydraulic line (2) between; a second control valve (11), the control fluid flows from the hydraulic actuator (7) accumulator (5) flows into the condition; and a control means (9) comprising a first valve control means (9a) for controlling the first control valve (8) and a second control valve (11) a second valve control means ( 9b).