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Micropile foundation
A micropile is small-diameter deep foundation element,micropile foundations may consist of a single pile or a group of piles arranged in a grid or wall pattern
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Soil nailing
Soil nailing is a construction remedial measure to treat unstable natural soil slopes or as a construction technique that securing of over-steepening existing soil slopes to keep the stabilization of retaining walls or embankments.
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Rock bolt
Rock bolt, in tunneling and underground mining, steel bar inserted in a hole drilled into the roof or walls of a rock formation to provide support to the roof or sides of the cavity
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Tunnelling
Tunnels as civil engineering structures are an underground passageway, dug through the surrounding soil,earth,rock enclosed except for entrance and exit
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Mining
Mining is the extraction of valuable minerals or other geological materials from the Earth, usually from an ore body, lode, vein, seam, reef, or placer deposit.
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