METHOD TO INSTALL SUBWAY LINES Russian patent published in 2014 - IPC E21D9/06 

FIELD: construction.

SUBSTANCE: when installing subway lines, before tunnelling station and running tunnels in the beginning and end of specified zones, they form installation and deinstallation chambers for a double-rotor tunnelling mechanised complex (DRTMC), which is used to tunnel the zone of running tunnels and 3-4 station complexes. At the same time the shield is entered to the level of the zone of the station complex in the installation chamber, and upon completion of tunnelling it is taken out through the deinstallation chamber and is further transferred to the next zone of formation of the station complex.

EFFECT: provision of safety, reduced time of construction of a subway line under complex hydrogeological conditions with close city development, reduced number of building workers and personnel.

2 cl, 3 dwg