Our unit undertook the construction of the underground excavation section of the 03 section of the west section of Beijing Rail Transit Line 11 (Winter Olympic Branch), the section length is about 1048 meters, and the project cost is about 30 million yuan.

Project Overview: The section is connected to Shougang Station in the north and crosses the west of Chang'an Avenue to the south and enters the Shougang plant area. The section is constructed by undercutting.

Initial lining construction

Civilized construction in the cave

After the initial lining construction of the tunnel

Inspection by the leaders of the owner unit


Second lining structure steel lashing