-
Soil Stabilization
for
Deep Shaft Construction -
Compaction Grouting
of
Underground Sinkholes -
Ground Improvement
for
Ventilation Raise Construction -
Water Cutoff
in
Underground Karst Limestone -
Alimak Raise
Water Cutoff -
Water Control
for
Shaft Construction -
Shaft sinking
through
Water-bearing Ground -
Water Cutoff
in
Raise Bore Manway -
Grout Curtain Construction
for
Ventilation Raise -
Water Cutoff
in
Raise Bore Pilot Hole -
Water Cutoff
in an
Open Diamond Drill Hole