TxDOT's Sustainable Pavements: Low Carbon Materials/Alternative ...

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Warm Mix Asphalt (WMA) andHot Mix Asphalt (HMA) Statistics‣TxDOT typically uses:• 5-15 million tons/year of HMA‣TxDOT is increasing use of WMA• 40+ projects completed as of October2009• More than 1.25 million tons of WMAhas been produced and placed since2006
Recycled Asphalt Pavement and RecycledAsphalt Shingles used in HMA and WMABenefits: Less Raw Material and Cost Savings‣ RAP, RAS, and Substitute Binders have thepotential to save TxDOT between $50 millionand $150 million each year and it is good forthe environment‣ These materials can also help control pricefluctuations because less raw material isused
Page 1: 2010 AASHTO Climate ChangeSymposium
Page 7 and 8: Warm Mix Asphalt (WMA)‣Warm Mix A
Page 9 and 10: WMABenefits: Reduced Emissions• U
Page 12 and 13: PFC‣PFC Asphalt-Rubber (A-R) is g
Page 14 and 15: Benefits: SafetyPFC A-R‣ Signific
Page 17 and 18: PFC A-RBenefits: Reduced Traffic No
Page 19 and 20: PFC PGBenefits: Improved Water Qual
Page 21 and 22: Recycled Concrete and Flyash used i
Page 23 and 24: Recycled Concrete and Flyash used i
Page 25: Questions?

TxDOT's Sustainable Pavements: Low Carbon Materials/Alternative ...

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