GPR survey was carrying out on two sites of an archaeological monument of Bronze Age Konopljanka which is located in Kartalinsky region of the Chelyabinsk oblast. On the first site on reflections maximum amplitude the fragment of a defensive wall on depths 0,6 - 1,5 m has been allocated. The second site settled down in area of a prospective burial ground. By results of survey horizontal slices on various depths and 3-D models of reflections maximum amplitude have been constructed.