Gimri road tunnel in Dagestan

Project of the organization and technology of building high-altitude, extended (4285.0 m) road tunnel.
The construction of the tunnel, all the engineering and operational systems are made of the general organization of the project "Lengidroproekt."
The project of  the building organization  and combined operations for the motion opening (temporary scheme with the possibility of underground working during the movement of vehicles on the bypass tunnel and transport tunnel).

1979 - 1992.

Underground structures of various application, Chief Project Engineer - A. Antipov.