The Aggregate and Sand Producers Association of South Africa (Aspasa) has hosted an urgent meeting of its technical committee to address inaccurate and procedurally incorrect laboratory tests that are costing the sand and aggregate industry millions of rands every year. Aspasa director Nico Pienaar says the association is receiving ever-increasing complaints from its members with readymix concrete subsidiaries about stock returns and, in some cases, even litigation as a result of erroneous lab results conducted on concrete.
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