Minex constructed as the main contractor on the Furi Mountain a Seismometer tunnel for IRIS which worked together with the University of Addis Ababa. A Seismometer was to be installed in the Tunnel for monitoring seismic activities. the tunnel has a length of 38m, a width of 2m and a height of 2.5m .
The entire tunnel and the portal were established by shotcrete lining of 50mm thickness. The floor of the tunnel received a 150mm thick concretised. The project was undertaken within a period of 3 months.