Mitsui SMA roadheader with the addition of an in-house designed rockbolting and shotcrete boom, underground at the Kestrel project. The precast concrete flooring atfloor technology in the original Kestrel mine development in the early
More DetailsWine caves are subterranean structures for the storage and aging of wine.They are an integral component of the wine industry worldwide. The design and construction of wine caves represents a unique application of underground construction techniques.
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More DetailsWorking models of the suberranean section of the Great Pyramid. A hydraulic pulse generator and water pump built with the subterranean chamber.
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More DetailsA. AB15 - Anderson Boyes steel rope hauled 15 inches high machine for undercutting coal at face lines. Similarly AB 12 being 12 inches high for thin seams
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