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  • National Asphalt Pavement Association

    National Asphalt Pavement Association

    Reclaimed Asphalt Use Reaches New Heights During the 2018 construction season, on average, new asphalt pavements contained 21.1 percent RAP, according to the latest version of NAPA's annual survey of the industry and its use of recycled materials and warm-mix asphalt (WMA). In total, more than 101 million tons of RAP was reclaimed, saving 61.4 million cubic yards of landfill space.

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  • Paving industry warms to warm-mix asphalt .

    Paving industry warms to warm-mix asphalt .

    Apr 27, 2009 · Warm-mix asphalt, or WMA, originated in Europe, where it is used in Belgium, France, Germany and Norway. It came to the United States in 2002, and three years later it arrived in Canada. Since then, there has been a scattering of demonstration projects, and some interest among hot-mix paving companies.

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  • Overview - Hubbard Construction

    Overview - Hubbard Construction

    Hubbard Construction Company is one of the leaders in production of high quality hot mix and warm mix asphalt. Since 1920, the professional men and women of Hubbard Construction have literally paved the way for hundreds of public and private projects that have supported Florida's rise .

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  • How to Successfully Achieve Cold Weather Asphalt Paving

    How to Successfully Achieve Cold Weather Asphalt Paving

    Oct 02, 2014 · Home Asphalt How to Successfully Achieve Cold Weather Paving . the warm summer months will not produce the same quality results in October through April. Background on compacting hot mix asphalt.

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  • Ontario's Experience with Warm Mix Asphalt

    Ontario's Experience with Warm Mix Asphalt

    2 Warm Mix Asphalt (WMA) is an innovative green technology that will improve the 3 environmental sustainability of Hot Mix Asphalt (HMA). Ministry of Transportation Ontario 4 (MTO) is committed to implementing green technologies such as WMA on its highways. For this 5 reason, MTO has built 10 WMA test sections since 2008.

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  • Asphalt - Wikipedia

    Asphalt - Wikipedia

    Due to its highly viscous nature, asphalt cement must be heated so it can be mixed with the aggregates at the asphalt mixing facility. The temperature required varies depending upon characteristics of the asphalt and the aggregates, but warm-mix asphalt technologies allow producers to reduce the temperature required.

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  • Blog - Tarmac International, Inc.

    Blog - Tarmac International, Inc.

    WARM MIX ASPHALT SYSTEM INSTALL A Warm Mix Asphalt System lowers mix temperatures. This reduces fuel cost, increases RAP production as well as improving liquid AC cement coating. This week Tarmac sent an installation crew to China to install additive system to a hot mix asphalt batch plant.

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  • WARM ASPHALT MIX TECHNOLOGY AN OVERVIEW OF THE .

    WARM ASPHALT MIX TECHNOLOGY AN OVERVIEW OF THE .

    WARM ASPHALT MIX TECHNOLOGY . AN OVERVIEW OF THE PROCESS IN CANADA . J. Keith Davidson P.Eng . Director Technology and Product Development . McAsphalt Industries Limited . Toronto Ontario Canada . Paper prepared for presentation at the . Warm Asphalt Technology as a Sustainable Strategy for Pavements Session . Of the 2008 Annual Conference of the

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  • DOCUMENTATION REPORT WARM MIX ASPHALT .

    DOCUMENTATION REPORT WARM MIX ASPHALT .

    which have been successful in asphalt paving, are applications of asphalt mixtures using emulsions, recycling, cold mix asphalt and foamed asphalt. Recently, European countries have implemented a new technology called Warm Mix Asphalt (WMA), which significantly reduces energy consumption and emissions associated with asphalt paving.

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  • EDC-1: Warm Mix Asphalt | Federal Highway Administration

    EDC-1: Warm Mix Asphalt | Federal Highway Administration

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  • Astec Inc. - Manufacturers of continuous and batch-process .

    Astec Inc. - Manufacturers of continuous and batch-process .

    Astec, Inc. manufactures portable, relocatable & stationary hot and warm-mix asphalt plants, soil remediation plants, plant controls and 24/7/365 service & parts.

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  • Asphalt Mixtures Calculator - Vulcan Materials Company

    Asphalt Mixtures Calculator - Vulcan Materials Company

    Asphalt Mixtures Calculator. Enter the width, length and thickness, then hit the "Calculate" button to calculate your estimate. You may also revise the default density value of 145 lbs/cubic ft. Actual densities may vary depending on the components of the mix.

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  • Paving industry warms to warm-mix asphalt .

    Paving industry warms to warm-mix asphalt .

    Apr 27, 2009 · Warm-mix asphalt, or WMA, originated in Europe, where it is used in Belgium, France, Germany and Norway. It came to the United States in 2002, and three years later it arrived in Canada. Since then, there has been a scattering of demonstration projects, and some interest among hot-mix paving companies.

    Get Price Online
  • Initial Canadian Experience with Warm Mix Asphalt in .

    Initial Canadian Experience with Warm Mix Asphalt in .

    Initial Canadian Experience with Warm Mix Asphalt in Calgary, Alberta. The paving industry strives to reduce energy consumption and emissions due to higher energy costs .

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  • Gencor Industries, Inc. - Heavy Equipment Guide

    Gencor Industries, Inc. - Heavy Equipment Guide

    Gencor's Green products lead the industry in warm mix asphalt production and asphalt plant fuel savings. The Gencor Ultrafoam GX2™ warm mix system has a simple, robust and reliable method of injecting steam into the foaming process to product warm mix asphalt.

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  • Effect of Crumb Rubber and Warm Mix Additives on Asphalt .

    Effect of Crumb Rubber and Warm Mix Additives on Asphalt .

    asphalt and the right one containing warm mix. It is easily visible that emissions are greater . NSERC Natural Sciences and Engineering Research Council of Canada PG (PGAC) Performance Grade (Performance Graded Asphalt Cement) PMA Polymer Modified Asphalt .

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  • Effect of Crumb Rubber and Warm Mix Additives on Asphalt .

    Effect of Crumb Rubber and Warm Mix Additives on Asphalt .

    asphalt and the right one containing warm mix. It is easily visible that emissions are greater . NSERC Natural Sciences and Engineering Research Council of Canada PG (PGAC) Performance Grade (Performance Graded Asphalt Cement) PMA Polymer Modified Asphalt .

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  • Manolis v3 - TAC - Cold Weather Paving Using Warm Mix .

    Manolis v3 - TAC - Cold Weather Paving Using Warm Mix .

    Cold Weather Paving Using Warm Mix Asphalt Technology Steven Manolis, P.Eng. Lafarge Asphalt Engineering Downsview, Ontario Tony Decoo, C.E.T. Decoo Consulting Services LTD Goderich, Ontario Paul Lum, P.Eng. Lafarge North America Concord, Ontario Michael Greco Lafarge North America Concord, Ontario Paper prepared for presentation at the

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  • Understanding the differences between hot mix asphalt and .

    Understanding the differences between hot mix asphalt and .

    Nov 20, 2014 · The aggregate is then dried and mixed with oil and recycled asphalt to produce asphalt mix. We currently produce hot and warm asphalt mix. To learn more about our asphalt manufacturing, warm and hot mix asphalt or to schedule a consultation and quote, please call us. For the Milwaukee area, call 262-965-2121.

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  • Successful Implementation of Warm Mix Asphalt in Ontario

    Successful Implementation of Warm Mix Asphalt in Ontario

    MTO-INDUSTRY WARM MIX ASPHALT TASK GROUP . MTO, in collaboration with the asphalt industry, formed a warm mix asphalt task group in 2010 to further investigate WMA and improve MTO's specification . Main o bjectives of the task group are as follows: • Develop mix design procedures for various WMA technologies

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  • Warm Mix Asphalt - Demo in Orange County | ETCC

    Warm Mix Asphalt - Demo in Orange County | ETCC

    Warm mix asphalt is classified when the asphalt is produced at temperature between 240°F - 275°F. There are three forms of technology utilized today when producing warm mix asphalt; organic addictive or wax, chemical addictive, and water injection foaming. The expansion of addictives increase fluid contents which improves coating and .

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  • Warm Mix Asphalt Additives | ArrMaz

    Warm Mix Asphalt Additives | ArrMaz

    Compaction Aid and Warm Mix Asphalt (WMA) Additives. In order for pavements to last, they must be properly constructed. Achieving the required density has often been considered the single most important factor affecting the ultimate performance of any pavement.

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  • Modular Mobile and Stationary Asphalt Plants by WRT .

    Modular Mobile and Stationary Asphalt Plants by WRT .

    Modular mobile and stationary asphalt plants from WRT Equipment Ltd. - Canada. WRT Equipment Ltd. is a Canadian developer and producer of parallel (continuous) flow and counterflow drum-mix type, mobile and stationary asphalt plants.

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  • Overview - Hubbard Construction

    Overview - Hubbard Construction

    Hubbard Construction Company is one of the leaders in production of high quality hot mix and warm mix asphalt. Since 1920, the professional men and women of Hubbard Construction have literally paved the way for hundreds of public and private projects that have supported Florida's rise .

    Get Price Online
  • Warm Mix Asphalt - Maxam Equipment

    Warm Mix Asphalt - Maxam Equipment

    There are several warm mix asphalt plant equipment manufacturers in the industry today. The MAXAM AQUABlack ® system is designed for cold weather operating conditions, but most warm mix asphalt plant equipment manufacturers leave it up to you to deal with. If your system is not designed for cold weather, the three aspects of the system to .

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  • Asphalt concrete - Wikipedia

    Asphalt concrete - Wikipedia

    Warm-mix asphalt concrete (commonly abbreviated as WMA) This is produced by adding either zeolites, waxes, asphalt emulsions, or sometimes even water to the asphalt binder prior to mixing.This allows significantly lower mixing and laying temperatures and results in lower consumption of fossil fuels, thus releasing less carbon dioxide, aerosols and vapors.

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  • Asphalt | Paving | Hot Mix | Cold Mix | Martin Marietta

    Asphalt | Paving | Hot Mix | Cold Mix | Martin Marietta

    Warm-mix asphalt is the generic name of technologies that allow the producers of hot-mix asphalt pavement material to lower the temperatures at which the material is mixed and placed on the road. Reductions of 50 to 100 degrees Fahrenheit have been documented.

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  • Warm Mix Systems - Astec Inc.

    Warm Mix Systems - Astec Inc.

    Warm Mix Systems The benefits of warm mix asphalt, such as reduced energy consumption, lowered emissions, and elimination of visible smoke, are well-known in the asphalt paving industry. Warm mix technology allows mix to be prepared and placed at lower temperatures than conventional hot mix.

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  • WARM MIX ASPHALT PRODUCTS & PROCESSES

    WARM MIX ASPHALT PRODUCTS & PROCESSES

    WARM MIX ASPHALT PRODUCTS & PROCESSES PRODUCT VENDOR DATE NAME CODE APPROVED _____ Advera® WMA 1 05/04/09 Aspha-min® 2 05/04/09 Astec Double Barrel® Green 3 05/04/09 Evotherm™ DAT 4 05/04/09 Evotherm™ 3G 4 05/04/09

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  • TS 1151 Superpave, Stone Mastic and Warm Mix Asphalt

    TS 1151 Superpave, Stone Mastic and Warm Mix Asphalt

    Material Specification for Superpave, Stone Mastic and Warm Mix Asphalt Page 5 of 28 TS 1151 – September 2017 Performance Graded Asphalt Cement (PGAC) means and asphalt binder that is an asphalt-based cement produced from petroleum residue, either with or .

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  • The streets of Vancouver are paved with . recycled plastic

    The streets of Vancouver are paved with . recycled plastic

    The warm mix truck laying the new asphalt mix at one of the trial locations in Vancouver 3 / 4 The mix was a 19 mm Superpave, surface coarse warm-mix, with 20 percent reclaimed asphalt pavement .

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  • Warm Mix Asphalt: European Practice - US Department of .

    Warm Mix Asphalt: European Practice - US Department of .

    Warm asphalt mixes are separated from half-warm asphalt mixtures by the resulting mix temperature. There is a wide range of production temperatures within warm mix asphalt, from mixes that are 30 to 50 C° (55 to 85 F°) below HMA to temperatures slightly above 100 °C (212 °F).

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  • How to Successfully Achieve Cold Weather Asphalt Paving

    How to Successfully Achieve Cold Weather Asphalt Paving

    Oct 02, 2014 · Home Asphalt How to Successfully Achieve Cold Weather Paving . the warm summer months will not produce the same quality results in October through April. Background on compacting hot mix asphalt.

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  • British Columbia finds success with warm mix – Behind the .

    British Columbia finds success with warm mix – Behind the .

    British Columbia finds success with warm mix Apr 06, 2017. The fall of 2016 was a big achievement for warm mix in British Columbia. After previous struggles with warm mix asphalt (WMA), the B.C. Ministry of Transportation approved Evotherm® P25 as their first additive used for the purposes of both a liquid antistrip (LAS) and WMA.

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  • Why Tracking Temperatures is Key to Successful Asphalt Paving

    Why Tracking Temperatures is Key to Successful Asphalt Paving

    Aug 16, 2011 · Why Tracking Temperatures is Key to Successful Asphalt Paving Air, base, and asphalt mat temperatures can be the key to successful compaction and building a reputation for laying down high-quality .

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  • Technical, Economic and Environmental Evaluation of .

    Technical, Economic and Environmental Evaluation of .

    Technical, Economic and Environmental Evaluation of Warm Mix Asphalt and Coloured Asphalt for Usage in Canada by Sina Varamini A thesis presented to the University of Waterloo in fulfillment of the thesis requirement for the degree of Doctor of Philosophy in Civil Engineering Waterloo, Ontario, Canada, 2016 ©Sina Varamini 2016

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  • Warm Mix Asphalt Additives | ArrMaz

    Warm Mix Asphalt Additives | ArrMaz

    Compaction Aid and Warm Mix Asphalt (WMA) Additives. In order for pavements to last, they must be properly constructed. Achieving the required density has often been considered the single most important factor affecting the ultimate performance of any pavement.

    Get Price Online
  • Development of Warm Mix Asphalt in North America

    Development of Warm Mix Asphalt in North America

    A&C Division February 3, 2010 Development of Warm Mix Asphalt in North America The Western Canada Pavement Workshop –2010 Addition R.W. Forfylow, P.Eng Director of Quality –Asphalt .

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  • Maxam Asphalt Plant Parts & Equipment

    Maxam Asphalt Plant Parts & Equipment

    Welcome. Get the asphalt plant parts you need fast. We provide repair and replacement parts for all OEMs, and offer a wide array of innovative solutions we've engineered ourselves to increase productivity, reduce maintenance, and drop more dollars to your bottom line.

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  • Warm Mix Asphalt Technology - The Canadian Perspec

    Warm Mix Asphalt Technology - The Canadian Perspec

    This paper discusses the various warm mix processes being evaluated in Canada as well as a more detailed review of projects carried out by McAsphalt Industries to study the effects of warm mix technology using the Evotherm® technology. The projects involved the placement of various asphalt

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