The proposed mechanisticempirical pavement design guide mepdg procedure is an improved methodology for. If a conflict arises between the standard specifications for roads and structures or contract documents and this manual, the specifications and contract documents will. M10 specification for dense graded and stone mastic asphalt. Sponsored by characteristics of asphalt materials committee characteristics of nonasphalt components of asphalt paving mixtures committee transportation research board august 2012 transportation research board 500 fifth street, nw. Indicate the project number and airport in the space provided. Product description modified asphalt primer is an acrylic modified primer designed for superior adhesion to many substrates. A group of nationally recognized experts is coming to michigan to share their expertise with you. Asphalt permeable friction course constructed over 4.
Regardless of the type of mixing plant, the basic purpose is the same. The asphalt shall consist of a mixture of coarse and fine aggregates, fibres, hydrated lime, mineral filler and polymer modified binder. Heavy duty construction allows mixing of heavy material mixed with aggregate. Stone matrix asphalt pavement is hot mix asphalt consisting of two parts a coarse aggregate skeleton and a binder rich mortar. Diesel and propane models available in 120 and 250 gallon capacities. Also explore the seminar topics paper on stone mastic asphalt with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year civil engineering ce or ieee civil construction btech, be, mtech students for the year 2015 2016. Napa members are dedicated to providing the highest quality hma paving materials and pavements, and. See all 2 formats and editions hide other formats and editions. The second sentence of the first paragraph of section 504. The batch plant tower consists of a hot elevator, a screen deck, hot bins, a weigh hopper, an asphalt cement weigh bucket, and a pugmill. Characterization of asphalt binders based on chemical and physical properties jianghua weit, jeffrey c. Uses, side effects, interactions, dosage, and warning. Asphalt cementall grades material safety data sheet. Pdf waste plastic as a stabilizing additive in stone mastic asphalt.
Cold milling asphalt pavement is the process of removing existing pavement from the roadway to the lines and dimensions shown on the plans or as directed by the consultant. The purpose of the haul vehicle is to transport the asphalt mixture from the asphalt plant to the paver. Mastic asphalt is an intimate homogeneous mixture of selected wellgraded aggregates, filler and bitumen in such proportions as to yield a plastic and voidless mass, which. The product comprises suitably graded aggregates bound together with an asphaltic cement primarily refined bitumens to produce a dense voidless.
Asphalt rubber applications asphalt rubber is the process of adding recycled, crumb rubber to hot mix asphalt called dry process or the asphalt binder called wet process to modify the final mixture difficult to use in densegraded mixtures due to residual crumb rubber best used in gapgraded type mixtures sma and ogfc. One was the epas new source performance standards, which went into effect in 1973. Pure asphalt pacoflex polymer modified mastic asphalt pacoflex polymer modified mastic asphalt is manufactured by pure asphalt in the united kingdom and distributed and installed by asphaltech in new zealand. Asphalt institute executive offices and research center research park drive p. Stone mastic asphalt has a number of advantag es over conve ntional dense graded asphalt. Learn more about mastic uses, effectiveness, possible side effects, interactions, dosage, user ratings and products that contain mastic. Permanite asphalt permanite asphalt, a subsidiary of ruberoid plc is the major u.
Pdf evaluation of stone mastic asphalt using shell ash as filler. This manual was developed to provide a more userfriendly, interactive and searchable format for our users. Is en 1086 bituminous mixtures material specifications mastic asphalt ii. Asphalt concrete is a composite material commonly used to surface roads, parking lots, airports. Asphalt a mixture of 9397 % aggregate, 47% asphalt, and 0.
Scope this work shall consist of constructing a single layer of mastic asphalt wearing course for road pavements and bridge decks. Explore stone mastic asphalt with free download of seminar report and ppt in pdf and doc format. Permissions to reprint documents can be acquired through. Pdf the importance of stone mastic asphalt in construction. Alternative binders for sustainable asphalt pavements. Of the alternate asphalt mixtures, stone mastic asphalt is the most commonly reported. The original purpose was to provide a surfacing that offered maximum resistance to. The removed asphalt concrete shall be replaced with new asphalt concrete. Rr681 mastic asphalt for maintenance state of michigan. Material safety data sheet unhardened and hardened asphalt for hot mix asphalt section i product and company identification material identity trade names.
The high stone content of at least 70% ensures stoneonstone contact after. Pdf in this study, cockle shell ash was used as a filler material in stone mastic asphalt sma mix to verify the appropriateness and feasibility. Hawley4 abstract asphaltisa complexmixtureof manydifferenthydrocarbons. Each plant operates under a quality assurance scheme to bs en iso 9002, has strict quality control procedures and a. Stone matrix asphalt sma, also called stone mastic asphalt, is a durable and rut resistant asphalt mixture that relies on stoneonstone contact to offer strength. Alternative binders for sustainable asphalt pavements papers from a workshop january 22, 2012 washington, d. Study on the sustainability of heavyduty mastic asphalt wearing. Standard construction specifications division 40 asphalt surfacing revised 1108 section 40. Asphalt materials characterization in support of implementation of the proposed. Forced determination h2267 h2266 force determination adapter and digital indicator provides precise tensile strength measurement of any material, preparation, procedure or type of test to an accuracy of 0. Asphalt seminar flyer local technical assistance program. If any given asphalt has a compositional deficiency, the producer can determine how to modify the asphalt and remedy the deficiency. Mastic asphalt mastic asphalt has a long and successful history covering a wide range of uses as a waterproofing medium for roofs, basements and foundations, and as a surfacing material for floors and paving.
It the intent of this specification to be a is not design guideline for street construction all. Designing and constructing sma mixtures illinois asphalt. Porous asphalt pavements allow for land development plans that are more thoughtful, harmonious with natural processes, and sustainable. The asphalt constituentsare classifiedinto three categories. Stone mastic asphalt is a thin asphalt surfacing mix, which has very good rut resistance properties and excellent durability compared to standard asphalt.
The tack coat shall consist of two 2 parts asphalt sealcoat with one 1 part water applied at a rate of 0. Mastic asphalt concrete is generally laid to a thickness of around. Icqar121 stone mastic asphalt roads and maritime services. Use a highquality mineral filler to meet desired mastic properties. They conserve water, reduce runoff, promote infiltration which cleanses stormwater, replenish aquifers, and protect streams.
It is important to note that many chemical properties will not correlate with performance so it is a major goal to. Delmar salomon pavement preservation systems, llc pavement performance prediction symposium laramie, wyoming july 15, 2010. Pdf there are three major types of asphalt surfacings, characterized by a mixtureof bitumen and stone aggregate. The voids of the structural matrix are filled with high viscosity bituminous mastic. This publication is designed to provide information of interest to napa members and asphalt pavement mix producers and is not to be considered a publication of standards or regulations. Welcome to the ncdot materials and tests units new web format of the quality management system qms asphalt manual. A typical porous pavement has an opengraded surface over an underlying. Click here to read a letter of recommendation from a client. Asphalt, gravel, sand and filler fly ash were mixed hot for. Asphaltic concrete asphaltic concrete is a mixture of coarse aggregate fine aggregate mineral filler and bitumen well graded aggregates and mineral filler resulting in maximum density when mixed with optimum quantity of bitumen results in a mix.
A special mixer was designed and built for this purpose. Performance information is intended for estimating purposes only. Pdf the present study investigates the benefits of stabilizing the stone mastic asphalt sma mixture in flexible pavement with shredded waste. Study of stone matrix asphalt for the flexible pavement. Embedding polyester fabric in reinforced membrane systems.
Attaches over existing pin in ductilometer without tools or machine. We provide site preparation, asphalt paving from new construction to asphalt repair, sealcoating, line striping, wheel stops, concrete repair and concrete curbing. Design and performance of stone mastic asphalt request pdf. Stone mastic asphalt seminar report, ppt, pdf for civil. Icon materials is your premier supplier of aggregate and asphalt products in the puget sound area. Astm d8260 20 standard specification for hotapplied asphalt. On excessively weathered surfaces or areas such that cleaning operation leave a film of dust, a tack coat of ss1h shall be applied. The high stone content of at least 70% ensures stoneonstone contact after compaction. The paving story beginning in 2015, owens corning has dedicated additional resources and placed a renewed focus on serving the asphalt paving industry expectations are to grow this business and expand owens corning s presence in this market segment. The guide to asphalt paving is published by cat paving products. Stone mastic asphalt is characterised by its high stone content which forms a gapgraded skeletonlike stone structure. Preparation of sub grade to proper grade for base course, including compaction, is specified in section 31 00 00 earthwork.
Asphalt qms 2016 i preface this manual has been prepared as a practical guide for asphalt technicians in the construction and inspection of asphalt pavements. Fumes from hot product can cause irritation to the eyes, skin, and respiratory system. Standard construction specifications division 40 asphalt surfacing revised 1108 the number of blows of the compaction hammer used in the marshall mix design will be fifty 50 blows per side of specimen. Box 14052 lexington, ky 405124052 usa telephone 8592884960 fax no.
Theyll cover the what, why, when, and how of asphalt pavement maintenance. Asphalt pavements design let mcasphalts expert design engineers help you design the hma mix for your infrastructure investmentits all part of how we deliver the mca advantage. Thirty or more years ago, hot mix asphalt facilities often generated noticeable levels of dust, smoke, odors, and noise. It has become obvious that deficiencies vary from one asphalt to another.
Resistance to shear stress is a critical performance requirement for airport surface asphalt. Project location project area had seen over 100 accidents in the previous two years, many in wet weather solution. Asphalt institute executive offices and research center. Revision date 05062011 asphalt cementall grades material safety data sheet technical contact 856 224 chemtrec emergency 800 424 united states only eb 58, pg 5828, pg 6422, pg 64 pg 5828wm, pg 6428wm, pg 64. While it is primarily used for heavily trafficked roads and is the preferred surfacing in some countries, sma can be used for all types of pavements. Unless otherwise indicated, all materials in this pdf are ed by the. In the drumtype mixing plant, the aggregate and other materials are dried, heated, and mixed with the binder in the drum in a continuous process.
Mastic mixers are only part of the equipment marathon produces for road maintenance. Pure asphalt have manufactured mastic asphalt products since the 1930s. Engineering road note 10 stone mastic asphalt main roads wa. Designed to mix mastic repair and bridge joint materials.
Standard specification for hotapplied asphalt aggregatefilled mastic. Stone mastic asphalt was developed in germany during the mid 1960s. No part of the quality system shall be used to preempt or otherwise negate the technical requirements of the contract. The objective of this study is to characterize the mechanical properties of asphalt mixtures with recycled concrete aggregates for low volume roads herein, the equivalent standard axle load. Most asphalt today comes from the refining process. This must be done without delay and with minimal change in the characteristics of the mix. Pdf the mechanical properties of asphalt mixtures with. It is intended to serve as a basic introduction to asphalt construction for the new technician as well as a reference source to those with considerable experience.
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