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Excavating Tunnels: East & West Fronts Progress Report

Detailed overview of tunnel excavation progress from March 2006 to November 2009, covering 9.8 km with TBM in Eastern Front, 16 km drilled in Western Front with 4 km pending.

dieter-reese
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Excavating Tunnels: East & West Fronts Progress Report

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  1. FRENTE ORIENTAL De Marzo del 2006 a Noviembre del 2009 9.8 Km. perforados con TBM FRENTE OCCIDENTAL PERFORACIÓN DE TÚNEL TRASANDINO 16 Km. perforados hasta noviembre del 2009 4 Km. por perforar

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