WINNING
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Drift Supersand
1 - 7 : Images showing the progression of the blast from pre-blast to post-blast .
8 : Blast manager , Marnus Viljoen , drives down to the site of the blast to check that everything has gone according to plan and that no unexploded charge remains . anticipated ,” he says , “ but people want to avoid accidents .” Constructed from a mix of brick and concrete with bright yellow metal handrails , the walkways are clearly visible from a distance and easy to traverse in any conditions .
New safety measures are constantly being implemented , including the recent introduction of daily on site breathalyser tests . Van Wyk recounted an unannounced visit the quarry received from the DMR in October 2016 . The DMR was sending representatives out prior to the ‘ silly season ’ to encourage mines to take additional precautions to check for sobriety among on-site workers and machine operators . Following this visit , DSS began breathalysing the on-site workers daily . And it worked . According to Van Wyk , within three weeks of instituting the daily breathalyser tests , they had already caught two people they would never have suspected .
QUARRY SA | JANUARY 2017 _ 17