Date: May 2023

Location: Qingdao City, Shandong Province

Project Type: Heat pipe network project

Equipment: Tangxing SPB 2400mm slurry balance pipe jacking machine, HRC 2600mm rock pipe jacking machine

Geology: Sand and weathered rock

Jacking Distance: The total jacking distance exceeds 1600 meters

Difficulties: Double-line pipe jacking, intricate underground pipelines, multiple jacking sections, long jacking distance

Significance: After the completion of the project, it will comprehensively improve the heating guarantee capacity and level. Besides, It will enhance the citizens' sense of safety and happiness when using heat, and build an energy-saving and efficient heating operation system.