In underground works

Our way to development

Cavosa has built more than 130 km of tunnels in the last 12 years, by TBM, Drill & Blast or mechanical excavation.

Highlight projects

MINA DE SANTA LUCIA

Name Tunnel EXPLOTACION A CIELO ABIERTO DE CARBON MINA DE SANTA LUCIA

Place of Performance Leon, Castilla y Leon

Client HULLERA VASCO LEONESA

Lead and start and end dates Comenzaron Jan/1992 y finalizaron el Dec/1999

Budget 37.526.000.000 €

EXPLOTACION A CIELO ABIERTO DE CARBON MINA DE SANTA LUCIA

Explotación completa de la mina a cielo abierto. 40.000.000 m3 4.000.000 t carbón