SCIENTIFIC CONSERVATION OF THE OUTSTANDING THEATERS OF THE 19th CENTURY AND THEIR INFLUENCE ON THE CREATION OF MODERN ART-SPACE.

The article analyses the specifics of the stylistics of the external and internal decoration of the outstanding theaters of Romania, Ukraine and Poland; defines the role of the Viennese school in this process; describes the problems of preserving these unique objects and describes the process of complex restoration of Odesa National Academic Theater of Opera and Ballet by specialists from the Ukrrestavratsiia Corporation. The scientific novelty of the research lies in the analysis of the construction processes of Odesa Theater of Opera and Ballet and the Municipal Theater (Teatr Miejski) in Cracow to prove the generality of trends in theatre construction in the second half of the 19th century; the replacement of wooden structures with various metal ones, and analysis of the principles of operation of the different types of metal structures. The reasons for the emergency state of theatres have been ascertained. The procedure for the conduct of the restoration measures and the effectiveness of their results was analyzed. The paper aims to emphasize the importance of the National Theater of Iasi as an element of cultural heritage and educational factor, in the context of other theaters built based on the projects of Viennese architects Fellner and Helmer. The National Theater of Iași is a real architectural jewel and a charming local party for its leisure visitors. This architectural monument houses a curtain of great beauty. The ceiling that is painted by Al. Goltz with pastel colors that represent paradisiacal allegories, being represented nymphs and angels, framed in the rococo structure. The Great Hall of the theater which has 740 seats and has a stable, lodges and balconies. This building was considered one of the most successful constructions. [ABSTRACT FROM AUTHOR]