PRELIMINARY GROUTING OF RAILWAY EMBANKMENT AT THE CONSTRUCTION OF ROAD TUNNELS IN PERM, RUSSIA

摘要

The application of grout technologies is considered at construction of a road tunnel in railway embankment. For installation of the microtunneling rig the strengthening soft ground of a job-side is executed. Before the beginning driving of a tunnel have made strengthening a body of a tunnel by synthetic resin. In the basis of a tunnel the structure of piles with the help of technology of jet grouting is made.