Country Project (Customer) Anchors / Spiles Rock Support AT- Pipe Umbrella Support System Others AU North South Bypass Tunnel Brisbane X X X AU Airport Link X X CA Tunnel Niagara Falls X CL Excess Tunnel Andina X X CL Xstrata Transport Tunnel X X CL Radial Nor-Oriente Santiago X CL Confluencia Tunnel X X X X CL Anglo American Los Bronzes X X SG Circle Line 855 Singapore X X SG Circle Line 852 Singapore X X US Devil's Slide California X X ZA Gautrain Rapid Link Bombela Marlboro X X ZA Gautrain Rapid Link Bombela Rosebank X X