Date: May 2025

Construction Location: Jinan City, Shandong Province

Project Name: Jinan 2×660,000 kW Advanced Coal-Fired Unit Heating Project Pipeline Engineering

Project Type: Heating pipeline engineering

Equipment Details: Tangxing Technology HRC2600 rock pipe jacking machine

Jacking Distance: Single-Channel jacking distance 318 meters

Geology: Full-Section limestone

Project Difficulties: Rock hardness exceeds 120 MPa, the difference between the launching shaft and the receiving shaft is 1.5 meters, and the long distance through the top of the mountain makes the construction difficult.