FERMILAB Project (USA)
The FSCF Project is for the excavation and construction of the three caverns at the 4850 level and connecting drifts.
FERMILAB Project (USA) Read More »
USA
Goldrush Twin Declines- Cortez Mine Site (USA)
Twin parallel declines were constructed to access a goldrush deposit.
Goldrush Twin Declines- Cortez Mine Site (USA) Read More »
Turquoise Ridge Shaft #3 Project – Golconda, N (USA)
3400ft concrete lined shaft, 24ft diameter.
Turquoise Ridge Shaft #3 Project – Golconda, N (USA) Read More »
Marathon’s Robinson Butane Storage Cavern (USA)
Excavation of 1M barrel underground cavern for storage of liquid butane.
Marathon’s Robinson Butane Storage Cavern (USA) Read More »
Questa (USA)
Underground rehabilitation, work of existing tunnels and development for new mining areas.
Greens Creek (USA)
Development of 3,000 ft of new drift and 10,000 ft of rehabilitation work. Design and installation of ventilation airlock system and ore chute.
Greens Creek (USA) Read More »
Marathon’s Catlettsburg Butane Storage Caverns (USA)
Excavation of 1 M barrel underground cavern for storage of liquid butane.
Marathon’s Catlettsburg Butane Storage Caverns (USA) Read More »
Henderson Mine (USA)
Excavation of 31,000 ft of lateral development and 7,000 ft of underground raisebore work.
Henderson Mine (USA) Read More »