Minex worked as a sub contractor for the Moiben Dam Construction Unit in conjuction with GTZ and the Ministry of Water Development. The works involved include the drilling and blasting of access tracks and a 210m long diversion channel. This channel wascut into a steep mountain side.
The total quantity of excavated material was 30,000 meter cubic. Where the cut slope proved to be unstable grouted rock dowels were installed, a wire mesh fixed and some 2,500 meter cubic of shotcrete applied. The project was executed in stages over a period of 12 monthhs.