Pit drilling device has climbing assembly deck and work carrying deck arranged on peripheral side which can be brought into rest position with the help of lifting device
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Nuclear power plant
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Apparatus for the metered release of bulk material onto a conveyor belt
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Soft ground tunnel bore continuously lined with quick setting coating - simultaneously with driving of tunnel by spray nozzles fitted on driving machine
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Coating underground shaft, gallery or tunnel walling - involves spraying or centrifuging colloidal or concealed cement and water mixture
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Driving shallow road tunnel under built up areas - involves driving in tension release tubes, then excavating between them
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Bore hole shaft sinking platform - has rotary hole for power cables, and has support ring with rotary rim with moving gear for carrying cables to shaft bottom
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Tunnel or mine gallery forward drilling machine - has drilling head movable sideways as well as forward, with additional side drills
