Carbon Dioxide (CO ) Emissions of Concrete
Carbon Dioxide (CO ) Emissions of Concrete
Carbon Dioxide (CO ) Emissions of Concrete
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Reduce Portland Cement Consumption<br />
Pulverized Fly y Ash (PFA) ( )<br />
• Fly ash is generally used in proportions <strong>of</strong><br />
25 25-30% 30% <strong>of</strong> the total cementitious materials<br />
content in structural concrete<br />
• 30% fly ash can reduce the embodied <strong>CO</strong>2 content <strong>of</strong> a typical C32/40 concrete from<br />
approx approx. 115 kg <strong>CO</strong> <strong>CO</strong>2/ton /ton to approx approx. 85 kg<br />
<strong>CO</strong>2/ton. • SSources readily dil available il bl in i Hong H Kong.<br />
K
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