The algorithm of the project development for the preservation of the cultural heritage object is considered. Recommendations are given for carrying out work on the preservation of the ruined temple for the possibility of its further restoration. A real example of a survey of an object of regional significance "Church of Archangel Michael" (Belgorod region, Valuysky district, village of Podgornoye) is given.

Keywords: conservation, object of cultural significance, survey, building structures, ruined temple

The procedure for performing pre-design work on cultural heritage objects of regional heritage is given (for example, the object "Former real school" in the city of Serdobsk, Penza region). An example of a survey of building structures, the compilation of a historical reference on the object, the collection of initial permits is given. The article is written on the basis of the completed research contract 22-146.

Keywords: the object of cultural heritage, pre-design work, technical expertise, building structures, historical information