The device and reconstruction of the bases and foundation on weak and structural and resistant

The monograph summarizes many years of experience in the study of authors to find, design, construction and operation of buildings and structures on weak and structural and resistant soils of St. Petersburg and the Republic of Tajikistan. Despite the various natural-climatic and engineering and geological conditions of the formation, these soils have general patterns (characterized by low bearing capacity, R? 100 kPa, high compressibility, e? 5 MPa, prolonged precipitation over time, high location of groundwater, etc. ) The first part of the monograph was compiled by the d. R. A. Mangushev, together with the associate professor of A. I. Osokin, it contains information about the constructions and methods of installing the foundations of a number of historical buildings of St. Petersburg, the engineering and geological features of the city, the types of foundations of the old buildings and new construction, modern methods and technologies for mastering the underground space of the metropolis, issues of scientific and technical