Date: October 2022

Location: Qingdao City, Shandong Province

Type: Power Engineering

Project Name: Qingdao Metro Line 6 Phase I External Power Supply Project

Equipment: Tangxing HRC 2000mm rock pipe jacking machine

Geology: Mudstone

Jacking Distance: 170 meters

Difficulties: The underground conditions at the construction site are complex and there are constraints such as high-voltage lines within the construction range, requiring fine construction precision and less settlement

Significance: The first phase of the Qingdao Metro Line 6 project has a total length of 30.47 kilometers and 21 stations, connecting important functional areas such as the Oriental Movie Metropolis, Qingdao Development Zone, and Qingdao International Economic Cooperation Zone. After the project is completed, it will Realize the rapid connection between the West Coast New District , Qingdao East Coast City and North Coast City, and deepen the coordinated development of regional economy.