Client: ODEBRECHT-ARCELOR MITTAL.
Year: 2012
Client: Vale.
Year: 2011
EXPLOITATION AND CARBON INFRASTRUCTURE AT THE PALENCIA SECTOR SURFACE MINING (SPAIN)
Client: UNIÓN MINERA DEL NORTE, S.A.
Year: 2009
EXPLOITATION AND CARBON INFRASTRUCTURE AT THE VILLABLINO SECTOR SURFACE MINING (SPAIN))
Client: COTO MINERO CANTABRICO.
Year: 2010
EXPLOITATION AND CARBON INFRASTRUCTURE AT THE BUSEIRO SITE SURFACE MINING, ASTURIAS (SPAIN)
Client: GONZÃLEZ Y DÃEZ, S.A.
EXPLOITATION AND CARBON INFRASTRUCTURE AT THE CERREDO GROUP SURFACE MINING, ASTURIAS (SPAIN)
Client: HULLAS DE COTO CORTES, S.A.
Year: 2006
EXPLOITATION AND CARBON INFRASTRUCTURE AT THE NORTHWEST AREA OF TORMALEO, ASTURIAS (SPAIN)
Cliente: COTO MINERO CANTABRICO.
Year: 2005
EXPLOITATION AND CARBON INFRASTRUCTURE AT THE NORTHWEST AREA OF BRAÑUELAS (SPAIN)
