Govt backs switch to manufactured sand in construction

Thursday, October 27, 2016

Illegal sand mining has dire environmental consequences

As the natural river sand has reached depletion state, government has begun to promote the use of manufactured sand saying it is cost effective and stronger than natural sand.

A workshop held by the Department of Mines in collaboration with Botswana Geoscience in Gaborone this week revealed that the characteristics of mortars and concrete using manufactured sand as fine aggregate are superior when compared to the natural sand as fine aggregate.

According to a principal economic geologist for Botswana Geoscience, Nggie Wantlo compared to the natural sand, manufactured sand is cheaper and stronger.

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Govt backs switch to manufactured sand in construction

As the natural river sand has reached depletion state, government has begun to promote the use of manufactured sand saying it is cost effective and stronger than natural sand.

Relay team hunts elusive gold

Nico launch late Houdini act

GU face Galaxy hurdle in title defence

Tables turn on disciplined forces

Softball constitution under scrutiny

Bodybuilders ready to flex muscles

UB Rhinos on the charge

Ditlhokwe returns after long term injury

Stakeholders must step up veggie supply