Author:Mapiravana, JosephDate:Mar 2014Concrete is second only to water in terms of the most consumed substances on earth. Cement is the "glue" which holds concrete together and it is therefore a construction material which is produced and consumed in huge quantities worldwide. ...Read more
Author:Denneman, EDate:May 2011An innovative pavement system known as Ultra Thin Continuously Reinforced Concrete Pavement (UTCRCP) was recently developed in South Africa. The technology is currently being implemented on some major routes in the country. The system consists ...Read more
Author:Grieve, G; Gouws, SDate:Apr 2010During the manufacture of Portland-type cements, significant emissions of carbon dioxide occur, some of which comes from the burning of fuel in the kiln, and the balance from the chemical dissociation of limestone (CaCO3). In South Africa the ...Read more