A complete set of guidelines has been published by the Aggregate and Sand Producers Association of Southern Africa (ASPASA) to assist members to prepare for health and safety inspections and meet government requirements for safer quarries. Even the...
When viewing bills of material and project specifications on so-called green construction projects, it is clear to see that not enough attention is paid to the constituents of concrete. According to Nico Pienaar of the Aggregate and Sand Producers...
The Aggregate and Sand Producers Association of Southern Africa (ASPASA) is a voluntary producers association that helps to improve the quality of aggregates produced by its member companies for construction projects around the country. The role...
Much has been written about the unacceptably high non-revenue water losses suffered by most municipalities.It is common knowledge that there are few water supply authorities that can claim a water loss of less than 30% of their potable water input....
