Falls of ground dominated the causes at 72, machinery, transportation and mining accidents caused 70 and the remainder were classed as general.
2.
Of the falls of ground, approximately two thirds were on the deep gold mines, a reflection of the extreme pressure at depth and continual movement of the country rock.
3.
In 2006 a miner was killed by a falling rock, and in March 2010 a fall of ground was responsible for the death of three miners and the destruction of the drill jumbo they were operating.
4.
"The fall of ground water level because of excessive use could be one of the reasons, " said Aminuddin Ahmed, the chief engineer at Public Health Engineering, which is responsible for sinking wells for safe drinking water.
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