Evaluating options for repurposing of penitentiaries in urban environment

The historical context of cities is one of the most important issues in urban planning.Historic sites and their areas are essential to the urban environment.The article deals with the transformation issues of the penitentiaries existing in the city center with further repurposing, with the aim to create a more comfortable multifunctional urban environment, develop social infrastructure and organize comfortable public spaces.The study is based on the conflictology approach developed by M.V. Perkova, which suggests a mechanism for identifying, classifying, evaluating and resolving urban conflicts in the conditions of market relations.The preliminary analysis of the territory and the facilities located therein identified social and functional, transport, property, regulatory and legal conflicts in urban planning.18 conceptual design solutions for the refunctionalization of the prison complex of the detention center No. 1 Kresty in St. Petersburg were found and analyzed.A quantitative assessment of the options previously proposed by various authors of conceptual design solutions has been developed, which includes rating based on criteria of urban planning conflict blocks in accordance with the existing classification of urban planning conflicts.An assessment of the 18 options for refunctionalization of the prison complex of detention center No. 1 Kresty was carried out.Three-dimensional models of the design object and final criterion rating diagrams were built.The most preferred public functions for the prison complex under consideration considering the need to resolve existing urban development conflicts for the sustainable development of the area were identified.