Proposed Doha Qatar subway
Project Related

Doha metro geotechnical work on track

Advanced Construction Technology Services (ACTS) has contracts for geotechnical work for 3 lines of the proposed subway in Doha, Qatar. They have completed investigations for approximately 95 km of line and 51 stations and are […]


Robbins TBM or Tunnel Boring Machine being used in Zhengzhou, China for Line 1 of their Metro.
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Robbins EPBs Undercut Downtown Zhengzhou

The City of Zhengzhou is set to become a major rail crossroads for China, located at the intersections of China’s major North-South and East-West lines. Currently tunneling with tunnel boring machine (TBM) is taking place […]