Senior Management | Trollope Mining ServicesHe joined Trollope Mining Services in February 1999 as an apprentice and . time and then spent five years working for Concor Mining where he was involved with road . In 1996 he moved to Diesel Power Opencast Mining, one of the largest.concor opencast mining,Concor Opencast Mining – ConcorSep 3, 2018 . Concor Opencast Mining has a reputation of delivering projects on time, within budget and with an excellent safety record, underpinned by the.
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