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6506-17 - POTENTIAL COST SAVINGS DATA(1990 prices Asphalt...

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1 Asphalt Pavement Recycling Benefits of Asphalt Pavement Recycling: Cost Savings Conservation of Aggregate and Asphalt Preservation of Existing Pavement Geometrics Preservation of Environment Conservation of Energy Elimination of Reflective Cracking due to Overlay POTENTIAL COST SAVINGS DATA: (1990 prices) (2006 prices) Asphalt Cement - U.S.$120.0/Ton $400/T Aggregate (1) $7.0/Ton $20/T (2) $12.0/Ton VIRGIN MIX (1) (2)__ * Asphalt (6%) $ 7.20/T $ 7.20/T $24.0 * Aggregate $ 6.58 $11.28 $18.4 Material Cost $13.78 $18.48 $40.4 Processing Cost $ 5.00 $ 5.00__ Plant Cost $18.78/T $23.48/T RECYCLED MIX USING 30% RAP Material Saving -$ 4.13 -$ 5.54 -$12.1 Total Cost $14.65/T $17.94/T Saving 22.0% 23.6% Basic Mechanism in Asphalt Pavement Recycling Reclaimed Asphalt Pavement (RAP) contains: (1) Hard asphalt binder (2) Degraded aggregate Recycling of RAP involves: (1) Adding appropriate type and amount of recycling agent (or soft asphalt) to soften the binder. (2) Adding appropriate type and amount of virgin coarse aggregate to correct the gradation of the degraded aggregate.
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