tunneling technology

China’s High‑Speed Rail Network Breaks 50,000 km Milestone, Outpacing Global Counterparts

China’s high‑speed rail (HSR) network has officially surpassed the 50,000‑kilometre mark, a distance that now exceeds the combined length of all other countries’ HSR systems. This unprecedented expansion reflects a…

Rumorrush December 26, 2025

Engineering Infrastructure Technology

China’s Giant Boring Machine Breaks 6‑Mile Tunnel Record

In a feat that reshapes the limits of underground construction, China has unveiled the world’s largest‑diameter tunnel boring machine (TBM) as it surpasses the six‑mile (approximately 10 kilometre) tunneling milestone. The…

Rumorrush December 18, 2025