POLATOWSKI SHAFT IZYUM FEATURES OF THE LAST QUARTER
The object of study is a fortification Polatowski shaft in southern Russia last quarter of the seventeenth century. The research is based on full-scale geodesic and archaeological research with extensive use of cartographic material and information from written sources. Separate sections of fortifications are highlighted, and all components of the fortification are considered in detail.The builders followed the experience of building linear fortifications, developed by Russian late medieval practice in the fight against Tatar raids.Fortification also had its own individual features.