Modern methods of arrangement of pit fencing, stages of soil excavation in the pit, works on dewatering, dewatering, soil stabilization by injection and strengthening of building foundations accompanying construction of urban underground structures by open method are given. Components of geotechnical support of underground construction are considered. Characteristics of construction machines and mechanisms used in urban underground construction are given. For students and graduate students of construction specialties of universities, as well as for engineering and technical workers of construction organizations.