Monthly Archives: March 2006

The dam builders’ dream

Posted on 2006-03-15 by WAPPO AB

A new dam being built near the Algerian capital will bring water supplies to its growing population and irrigation to the agricultural lands surrounding it. But difficult ground conditions threatened to slow down the construction process.

Posted in Building and infrastructural renovation, Construction, Hydro power and Dams, Slope Stabilization | Tagged , | Comments Off on The dam builders’ dream

MINERA MARIA’S PRE-SPLIT PIONEER

Posted on 2006-03-01 by WAPPO AB

Open-pit mining at the revived Minera Maria mine is forging ahead. Modern surface drilling methods and efficient recovery of the copper ore are breathing new life into this once abandoned mine. M&C visited the mine to find out exactly how the change of fortune is being achieved.

Posted in Mining, Open pit (minerals) | Tagged | Comments Off on MINERA MARIA’S PRE-SPLIT PIONEER

When size REALLY matters

Posted on 2006-03-01 by WAPPO AB

Drilling anchor holes in the confined space of a cut-and-cover tunnel where a standard feed cannot be used. The ROC D7, short feed version, was the answer.

Posted in Building and infrastructural renovation, Construction, Tunnelling / Face drilling, Tunnels | Tagged , | Comments Off on When size REALLY matters

NEW ROAD TO DRILLING AC

Posted on 2006-03-01 by WAPPO AB

Norwegian contractor Mesta is improving the efficiency of its blasting operations using GPS-guided drilling equipment. To witness the systems in action, M&C visited the Romarheim road improvement project, 50 kilometres northeast of Bergen.

Posted in Construction, Highway (Roadbuilding), Road construction, Surface drilling, Tunnelling / Face drilling, Tunnels | Tagged , , | Comments Off on NEW ROAD TO DRILLING AC