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Underground mining / Geotechnical engineering / Shaft construction / Shaft / Ventilation shaft / Xstrata / Headframe / Tunnels / Mining / Construction


Shaft Sinking Macmahon offers specialist shaft construction and development services for both surface and underground operations, including : QQ Shaft sinking (blind sink, strip and line and horidiam) QQ Concrete / fibr
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Document Date: 2013-06-13 04:50:50


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File Size: 3,00 MB

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