Canadian provinces add Portland-limestone cement to codes

03/8/2011 | CanadianConsultingEngineer.com

Two Canadian provinces, Ontario and Quebec, have rolled the use of Portland-limestone cement into their building codes. Labeled as an "alternative solution" to regular cement, production of Portland-limestone cement is purported to release 10% less emissions than production of traditional mix. The alternative cement substitutes limestone for 15% of the clinker in cement.

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