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BLIND SHAFT DRILLING SPECIALIST |
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ALAN ZENI - CONSULTANT |
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20 Foot (6 meter) diameter blind shaft cutterhead |

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The process of drilling large diameter shafts into the earth mechanically with a full face drill head from the surface and removing cuttings with slurry powered by the airlift method. |
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· Ventilation and access for mining · Drop or intake ways for water projects · Ventilation and access for tunneling · Many others
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· PROJECT MANAGEMENT · COST ANALYSIS · PROPOSAL PREPARATION · PROJECT PLANNING AND SCHEDULING · CONTRACTOR SELECTION · RESEARCH AND REPORT PREPARATION · ADVICE AND PLANNING · SHAFT LINING CONCEPTS · NEW DRILLING TECHNOLOGY |
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SERVICES WE OFFER |

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ALAN ZENI - CONSULTANT |