Excavation of the Water Diversion Tunnel in Guangyuan, Sichuan

# Project Background\n\nSichuan Province's highway tunnels traverse complex geological conditions, featuring hard rock with poor stability.\n\n## Solution\n\nWe utilized piston-type splitting rods for tunnel excavation, achieving precise control and safe construction.\n\n## Results\n\n- 40%\n-% increase in construction efficiency; vibration-free and noiseless operation\n- Precise control of fracture direction