To provide a construction machine for achieving further detailed management of a construction machine in a work site.

A management device 150 loaded on a shovel 50 relating to an embodiment includes: a work position information acquisition unit 300a for acquiring work position information relating to a work position in the work site of the shovel 50; a work height information acquisition unit 300b for acquiring work height information relating to work height in the work site of the shovel 50; an operation state information acquisition unit 301 for acquiring operation state information relating to the operation state of the shovel 50; and an information recording unit 302 for recording the work position information and the work height information and the operation state information or information to be generated from the operation state information in association.