Abstract
On the territory of modern Uzbekistan there are a lot of historical and architectural monuments of different eras - this magnificent, unique in its beauty palaces, mausoleums and minarets. Many of them are in the treasury of human values and are included in the list of UNESCO "World Heritage" and are protected by the international community. Their monumentality, beauty and reliability have always attracted many scientists to study the secrets of the construction of such structures on difficult soil and seismic conditions of construction sites in the region. This article presents the research design solutions, engineering-geological conditions and the results of surveys and the minaret of the mosque Kalon in Bukhara