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Influence of Recycled Asphalt Shingles on Asphalt Binder

Influence of Recycled Asphalt Shingles on Asphalt Binder

Influence of Recycled Asphalt Shingles on Asphalt Binder ...

Recycled asphalt shingles (RAS) is a technology that holds promise for reduced impacts on landfills, reducing asphalt costs, and enhancing pavement performance. However, how the shingles influence certain properties of the asphalt is not well

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"Influence of Recycled Asphalt Shingles on Asphalt Binder ...

Recycled asphalt shingles (RAS) is a technology in which pavement costs can be reduced significantly and pavement properties may be enhanced. Also, incorporating shingles into pavements reduces the impacts of waste shingles in landfills, preserving our environment. However, for this new technology to be practical for implementation, a better understanding of how the ground shingles affect the ...

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Influence of post-consumer recycled asphalt shingles on ...

Cascione, Andrew Aaron, "Influence of post-consumer recycled asphalt shingles on hot mix asphalt containing fractionated recycled asphalt pavement" (2010).Graduate Theses and Dissertations. 11776. https://lib.dr.iastate/etd/11776

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Impact of Recycled Asphalt Shingles (RAS) on Asphalt ...

This study evaluated the effect of reclaimed asphalt pavement (RAP) and recycled asphalt shingles (RAS) on virgin binder true grade and fracture energy density (FED). A mortar approach, which avoids the need for binder extraction, was adopted to quantify the RAP/RAS effect on virgin binder true grades by using the grade change rate (GCR) parameter.

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IDEALS @ Illinois: Impact of recycled asphalt shingles on ...

Description. Impact of recycled asphalt shingles on asphalt concrete characteristics. The use of recycled materials in asphalt mixtures such as reclaimed asphalt pavements (RAP) and more recently recycled asphalt shingles (RAS) have become widely accepted in the United States as a replacement for virgin asphalt binder or virgin aggregates.

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Influence of post-consumer recycled asphalt shingles on ...

Cascione, Andrew Aaron, "Influence of post-consumer recycled asphalt shingles on hot mix asphalt containing fractionated recycled asphalt pavement" (2010).Graduate Theses and Dissertations. 11776. https://lib.dr.iastate/etd/11776

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Impact of Recycled Asphalt Shingles (RAS) on Asphalt ...

This study evaluated the effect of reclaimed asphalt pavement (RAP) and recycled asphalt shingles (RAS) on virgin binder true grade and fracture energy density (FED). A mortar approach, which avoids the need for binder extraction, was adopted to quantify the RAP/RAS effect on virgin binder true grades by using the grade change rate (GCR) parameter.

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IMPACT OF RECYCLED ASPHALT SHINGLES ON ASPHALT

Recycled Asphalt Shingles consists of asphalt binder with percentages varying between 18% and 30%, fiber glass or cellulose (paper), and dust or fine particles on the surface to prevent the shingles from sticking to each other.

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Using recycled asphalt shingles in asphalt pavements ...

The asphalt cement in the shingles is usually air-blown and is substantially harder than the normal asphalt binder used in a standard HMA mix. So the HMA plant operator may use softer asphalt, such as a PG58-28 versus a PG64-22, to offset the harder asphalt contained in the shingles.

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Recycled Roof Shingles Asphalt Pavement Association of ...

Known as recycled asphalt shingles (RAS), they are an excellent source of asphalt binder, containing 15-35 percent, and can be processed, reheated and combined with virgin asphalt binder to glue the new asphalt mixture together. In the last decade, transportation agencies have allowed RAS to become a portion of new asphalt mixtures.

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Influence of Binder Source and Recycled Asphalt Materials ...

Mar 01, 2021  Low-temperature pavement performance is important in freezing areas in northern climates. While agencies and contractors pursue efforts to add recycled asphalt materials (RAMs) into the mix design to reduce costs, the aged, stiffer material being blended in

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Asphalt Binder and Recycled Asphalt Shingles (RAS) - Black ...

The tear-off shingles that once were disposed of at the landfill are now finding a new home in the streets. We grind residential asphalt shingles to 1/4″ minus to make recycled asphalt shingles (RAS). The value of RAS comes from the high amount of asphalt binder(a liquid

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A Study of the Thermal Interactions of Sustainable Asphalt ...

reclaimed asphalt pavements (RAP), recycled asphalt shingles (RAS), ground tire rubber (GTR), and foamed asphalt in cold recycled materials was performed using the structural sections built as part of the fifth research cycle at the National Center for Asphalt Technology (NCAT) Test Track. The study focused on two stages in the life of asphalt

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Effects of recycled asphalt shingle on the rheological and ...

Assuming 20% asphalt binder in waste shingles, and with an outlay of 500$ for each ton of asphalt, the financial result of recycling total waste shingles may provide an annual saving of $1.1 billion, as well as strong reduction of non-renewable energy consumption in the US

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The influence of warm mix asphalt on binders in mixes that ...

Feb 15, 2015  The limited amount of recycled asphalt material in this pavement helps to compare the difference between using only 5% and 20% RAP in a WMA mixture. The US 61 (Muscatine) project studies the use of shingles with WMA and includes 0%, 5% and 7% recycled asphalt shingles (RAS). Download : Download full-size image; Fig. 1.

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UG-Mat Recycled Asphalt Shingles Recycled Materials ...

The recycled asphalt shingles cold patch was determined to be 6% liquid binder, 14% ground asphalt and 80% aggregate. Some found the material to work very well and have long stick power and easy to use. Others found it too stiff to work with and low quality and therefore discontinued use of the product.

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Evaluating Recycling Efficiency of Asphalt Plants

The current trend in the paving industry is to increase the use of recycled asphalt pavement (RAP) and recycled asphalt shingle (RAS). However, one of the reasons that limit higher recycled content is the unknown blending process between virgin and RAP/RAS binders. The Tennessee Department of Transportation (TDOT) Materials and

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Rheological investigation of asphalt mixtures containing ...

Reclaimed Asphalt Pavement (RAP) and Recycled Asphalt Shingles (RAS) are valuable materials commonly reused in asphalt mixtures due to economic and environmental benefits. However, the aged binder in these materials may negatively influence the low temperature properties of the final asphalt

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Testing of fine asphalt mixtures to quantify effectiveness ...

Recycled asphalt shingles (RAS) can be used effectively in asphalt mixtures to replace part of the virgin asphalt binder or virgin aggregates in the mix. The influence of using RAS was studied on fine asphalt mixtures (FAM) prepared with fine aggregates (FM-20) and RAS percentages mixed with either PG 46-34 or PG 64-22 asphalt binder.

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Characterization and best use of recycled asphalt shingles ...

Recycled asphalt shingles (RAS) often containing more than 20 percent asphalt binder has become another black gold in the asphalt industry. There are two basic types of RAS scraps in the market: tear-off asphalt shingles (TOAS) and manufacture waste asphalt shingles (MWAS). Both TOAS and MWAS have been used in hot-mix asphalt (HMA) paving in Texas.

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DRISI Research Results - California

the amount of recycled asphalt pavement (RAP) and recycled . asphalt shingles (RAS) that can be used as binder replacement in new mixes. Caltrans is trying to understand what really happens above 15%. Although the benefits of using reclaimed asphalt as binder

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Effects of recycled asphalt shingle on the rheological and ...

Assuming 20% asphalt binder in waste shingles, and with an outlay of 500$ for each ton of asphalt, the financial result of recycling total waste shingles may provide an annual saving of $1.1 billion, as well as strong reduction of non-renewable energy consumption in the US

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DETERMINING RECYCLED ASPHALT BINDER LIMITS

The idea of recycling asphalt pavements and shingles has been in practice for more than a couple of decades. Reclaimed Asphalt Pavement (R AP) and Reclaimed Asphalt Shingles (R AS) hold significant value with regard to the recycled binder and the recycled aggregate both of which can be incorporated into Hot Mix Asphalt (HM A).

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Impact of Reclaimed Asphalt Pavement and Recycled Asphalt ...

recycled materials the most commonly used are reclaimed asphalt pavement (RAP) and recycled asphalt shingles (RAS). One of the most common processes to

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Influence of Binder Source and Recycled Asphalt Materials ...

Mar 01, 2021  Low-temperature pavement performance is important in freezing areas in northern climates. While agencies and contractors pursue efforts to add recycled asphalt materials (RAMs) into the mix design to reduce costs, the aged, stiffer material being blended in

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Recycled Asphalt Shingles

Recycling Asphalt Shingles: Use, Performance and Specifications The cost of virgin asphalt binder has increased significantly compared to recycled asphalt binder, making recycled asphalt an increasingly valuable component in the production of Hot Mix Asphalt (HMA).

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Characterization of Recycled Asphalt Shingles ...

May 24, 2016  One major concern with recycled asphalt shingles (RAS) relates to the variability in the properties of the recycled materials originating from different sources. In addition, the rheological properties of RAS have not been evaluated as well as its influence on the virgin binder when used in asphalt mixtures.

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The influence of warm mix asphalt on binders in mixes that ...

Feb 15, 2015  The limited amount of recycled asphalt material in this pavement helps to compare the difference between using only 5% and 20% RAP in a WMA mixture. The US 61 (Muscatine) project studies the use of shingles with WMA and includes 0%, 5% and 7% recycled asphalt shingles (RAS). Download : Download full-size image; Fig. 1.

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BY BRIAN A. GUTOWSKI, P.E. EMMET COUNTY ROAD

Asphalt Performance Grade 58-28. Recycled Asphalt Materials shall not contribute more than 25% by weight (mass) of the total binder content. Recycled Asphalt Shingles Maximum of 5% of binder replacement. 100% passing 1/2 “ and 90% passing #4. Recycled shingles added by dedicated feed bin, no mixing in a stockpile allowed.

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Evaluating Recycling Efficiency of Asphalt Plants

The current trend in the paving industry is to increase the use of recycled asphalt pavement (RAP) and recycled asphalt shingle (RAS). However, one of the reasons that limit higher recycled content is the unknown blending process between virgin and RAP/RAS binders. The Tennessee Department of Transportation (TDOT) Materials and

get price

Influence of Sustainable Recycled Asphalt Technologies on ...

Pavement sections built in 2012 at the National Center for Asphalt Technology Pavement Test Track were used to perform a validation study to assess the effect of sustainable technologies [e.g., reclaimed asphalt pavements, recycled asphalt shingles (RAS), ground tire rubber (GTR) modified binders, and foamed cold-mix (FCM) bases] on the cooling ...

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Influence of roofing shingles on asphalt concrete mixture ...

Jun 01, 1993  @article{osti_7073172, title = {Influence of roofing shingles on asphalt concrete mixture properties. Final report, 1992-1993}, author = {Newcomb, D and Stroup-Gardiner, M and Weikle, B and Drescher, A}, abstractNote = {The objective of the study was to evaluate the use of waste shingles from manufacturing and roof reconstruction projects in hot mix asphalt concrete mixtures.

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Testing of fine asphalt mixtures to quantify effectiveness ...

Recycled asphalt shingles (RAS) can be used effectively in asphalt mixtures to replace part of the virgin asphalt binder or virgin aggregates in the mix. The influence of using RAS was studied on fine asphalt mixtures (FAM) prepared with fine aggregates (FM-20) and RAS percentages mixed with either PG 46-34 or PG 64-22 asphalt binder.

get price