Featured Projects

• Niagara Tunnel Project 14.4 m
• Mexico City Metro Line 12 10.2 m
• Emisor Oriente - Lots 3,4 & 5 8.9 m
• East Side Access 6.7 m
• Chengdu Metro 6.3 m
• Xi'an Metro Line 1 6.2 m
• Zhengzhou Metro Line 1 6.2 m
• Olmos Trans-Andean Tunnel 5.3 m

On-going Projects

• Doğançay High Speed Rail Project 13.6 m
• West Qinling Rail Tunnels 10.2 m
• Kargi Hydroelectric Tunnel 10.0 m
• Sleemanabad Carrier Canal 10.0 m
• Pula Subbaiah Veligonda Tunnel 2 10.0 m
• Alimineti Madhava Reddy (AMR) Tunnel 10.0 m
• GuangDong Inter-City Link 8.8 m
• Black River Storage & Conveyance Tunnel 7.0 m
• Metro Fortaleza, Line 3 East 6.9 m
• Chennai Metro, Line 1 6.65 m
• Singapore Downtown Line 3 6.65 m
• Nanjing Metro, Lines 3 and 10 6.5 m
• Kunming Metro Line 1 6.4 m
• Chengdu Metro, Line 2 Extension 6.3 m
• San Francisco Central Subway 6.3 m
• Baku Metro 6.3 m
• Chongqing Metro Line 6, Phase 2 6.3 m

• Zhanjiang Bay Sub-Sea Tunnel 6.3 m
• Mumbai Water Tunnel 6.25 m
• Indianapolis Deep Rock Tunnel Connector 6.2 m
• Moscow Metro 6.2 m
• Beijing Metro Line 6 Extension 6.2 m
• Stillwater Mine, Blitz Tunnel 5.5 m
• Stepantsminda Hydroelectric Project 5.3 m
• Pahang Selangor Raw Water Tunnel 5.2 m
• Akkoy II Hydroelectric Project 4.8 m
• Thuong Kon Tum Hydropower Project 4.5 m
• Yamanli II Hydroelectric Project 4.3 m
• Eidi II Hydroelectric Project 3.4 m
• Bi-County Water Tunnel 3.3 m
• Mill Creek Effluent Tunnel 3.1 m
• Jollyville Transmission Main 3.0 m
• University Link (U220 and U230) Tunnels
• SR99 Highway Tunnel