The invention relates to a method for aligning tracks of a roadwork machine (10), characterized by using a track alignment detection unit (1) that is attached to a first track unit (12) for allowing detection of an orientation of the first track unit (12),...

A construction machine control system comprises a laser surveying instrument (1) for projecting a laser beam (8) in rotary irradiation at constant speed and a construction machine (2) for operating in a photodetection range of the laser beam. The construct...