Tunnels and Underground works - America
Chuquicamata Mine (Codelco), Chile
2006-07
GEOSINERGIA LTDA Providencia, Santiago Chile
Chuquicamata Mine (Codelco) Chile
Tunnels and Underground works - Europe
Rome Metro B1 Line Rome, Italy
2006-09
CONSORZIO TRE ESSE Pianoro (BO), Italy
Rome Metro B1 Line Rome, Italy
Tunnels and Underground works - Europe
Brescia Metro Italy


Brescia Metro Italy
Tunnels and Underground works - Europe
Genova Underground Station Grazie-Sarzano-De Ferrari Line Genova, Italy
1998-08
METROGENOVA S.c.a.r.l. Milano, Italy
GENOA SUBWAY- GENOA ITALY PRINCIPE - CARICAMENTO - LE GRAZIE SECTION
Tunnels and Underground works - Europe
Marmaray Tunnel, Turkey
2005-09
ARMATEST Ankara, Turkey GAMA NUROL Istanbul, Turkey
Marmaray Commuter Rail from Halkali to Gebze Istanbul Turkey
Tunnels and Underground works - Europe
Madrid Subway no. 30, Spain
2005
GEOCISA S.A. Madrid, Spain EMPIRICA ING. S.L. Madrid, Spain OFITECO S.A. Madrid, Spain
Madrid Subway no. 30 Spain
Tunnels and Underground works - Europe
Main Street 47 Valsugana Cantanghel idraulic tunnel, free tunnel and main tunnels Martignano (TN), Italy
2004-05
TOTO S.p.A. Chieti (CH), Italy
Main Street 47 Valsugana Cantanghel idraulic tunnel, free tunnel and main tunnels Martignano (TN), Italy



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