Another issue that will need to be addressed is the potential for moisture damage. Stone matrix asphalt using aggregates modified with waste plastics. Stone matrix asphalt theory and practice krzysztof blazejowski. These objectives are usually achieved with a gapgraded aggregate coupled with fiber or polymer modified, and high asphalt content matrix. A performance baseline for stone matrix asphalt vdot.
The aim of this project is to evaluate the potential use of stone matrix asphalt utilizing alluvial aggregates for use as a rut mitigation tool for heavily rutted roadways. Stone matrix asphalt is a coarse graded rut resistant engineered hot mix asphalt surface layer. A laboratory study on stone matrix asphalt using ground tire rubber a laboratory study on stone matrix asphalt using ground tire rubber chiu, chuite. Stone matrix asphalt transportation research board. Pdf the importance of stone mastic asphalt in construction. Some features of this asphalt mixture are excellent rutting performance, skidding resistance, noise reduction, and long life cycle.
Certified that this thesis entitled influence of additives on the characteristics of stone matrix asphalt, submitted to cochin university of science and technology, kochi for the award of degree of doctor of philosophy, under the faculty of engineering, is the bonafide research carried out by smt. In the years since the development and subsequent success of stone matrix asphalt sma, a plethora of articles have emerged. A compilation and distillation of the latest knowledge available, stone matrix asphalt. This standard practice covers the design of stone matrix asphalt sma using either the shrp gyratory. Stuart the stone matrix asphalt sma technical working group twg, com posed of federal, state, and industry representatives, was formed in 1992. It provides a deformationresistant, durable surfacing material, suitable for heavily trafficked roads. Asphalt field engineer virginia department of transportation robert a. Conference on stone matrix asphalt thank you to everyone who attended and participated in the conference. Stone matrix asphalt sma is a tough, stable, rutresistant mixture. The smadesign concept relies on stone on stone contact to provide strength and a rich mortar binder to provide durability.
Theory and practice describes sma, from its origin through implementation, and explores various methods and design approaches. Design of perpetual pavement long lasting pavement is something which is gaining importance with the increasing traffic demands worldwide. The previous deliberations on fpc use a basic level applied to the standard en 10821 regarding tests of the mixture composition. Although moisture damage potential is also possible in some hot mix asphalt hma mixtures, due to its method of production, it may be more likely in wma. Stone matrix asphalt yang menggunakan bahan pengikat aspal pen 60 s.
For the reasons of economic and environmental sustainability, it should gain acceptability in india too. Theory and practice in the years since the development and subsequent success of stone matrix asphalt sma. Basis for a holistic theory in medicine read online. One type of road pavement material which is developed to be more resistant to permanent deformation is the sma stone matrix asphalt. The techniques used in germany for the design of sma mixtures are not greatly different from those used in the united states for designing hot mix asphaltic concrete mixtures. Presents basic theory of prestressed concrete along with the load balancing, workingload and ultimateload methods for prestressed concrete design. This report documents many aspects of the 20032004 sma implementation initiative. Stuart since 1991, several states in the united states have built stone matrix asphalt sma pavements in order to evaluate the performance of sma mixtures. Effect of coarse aggregate content on stone matrix asphalt. May 01, 2007 read a laboratory study on stone matrix asphalt using ground tire rubber, construction and building materials on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Stone matrix asphalt the aim of this project is to evaluate the potential use of stone matrix asphalt utilizing alluvial aggregates for use as a rut mitigation tool for heavily rutted roadways.
Study of stone matrix asphaltsmausing different fillers. The outstanding rutting behavior of sma mixtures is mainly because of the strong skeleton and high interlock of coarse aggregates. This includes large buildings, roads, bridges, structures, airports, railways, canals, dams, treatment systems. A laboratory study on stone matrix asphalt using ground tire. Stone matrix asphalt sma is a gapgraded blend which possesses a high deliberation coarse. This report documents activities performed as part of pennsylvania department of transportation penndot project 040109. Its fastgrowing popularity has been surprising to many people. Material revised in light of substantial advances in the field includes. Now that the sma mixtures have been exposed to a significant amount of traffic and several years of. Laboratory performance of stone matrix asphalt mixtures. Stone matrix asphalt specification and implementation.
Construct a hotmix asphalt hma pavement layer composed of a compacted stone matrix asphalt sma or stone matrix asphalt rubber smar mixture of aggregate, asphalt binder, and additives mixed. Stone mastic asphalt sma, also called stone matrix asphalt, was developed in germany in the 1960s with the first sma pavements being placed in 1968 near kiel. Evaluation of stone matrix asphalt versus densegraded mixtures. Evaluation of stone matrix asphalt versus densegraded. Detailing the requirements and materials for the mix, including asphalt binder, aggregates, and stabilizers, the book covers.
The time is right for a comprehensive resource that collects, examines, and organizes this information and makes it. Additional tests of asphalt mixture characteristics. A performance baseline for stone matrix asphalt kevin k. Performance evaluation of stone matrix asphalt using. Stone matrix asphalt sma is a type of hot mix asphalt hma that has been used in europe for over 20 years to resist studded tire wear and to provide better rutting resistance. The system describe the tasks of the construction product manufacturer here, the asphalt mix producer and the tasks for the notified body control organization.
Laboratory performance of stone matrix asphalt mixtures with. This spcificatin covers the design of stone matrix asphalt sma using the superpave gyratory compacto sgc. The theory is that the coarse aggregate in the dryrodded condition, without any fine. Simply stated, sma is a gapgraded mix designed to direct stone on stone. Construct a hotmix asphalt hma pavement layer composed of a compacted stone matrix asphalt sma or stone matrix asphalt rubber smar mixture of aggregate, asphalt binder, and additives mixed hot in a mixing plant. Samples should be prepared with the same method as applied for qualification tests of a mixture according to a formula en. Contents listoffigures xv listoftables xxv foreword xxix acknowledgments xxxi author xxxi some wordsonterminology xxxv chapter1 theconcept ofstone matrix asphalt 1 1. Explore stone mastic asphalt with free download of seminar report and ppt in pdf and doc format. Utilization of the sma mix in indonesia has constraints in gain stabilizer and also difficulty to comply the gradations, mainly because it needs a relatively large amount of filler. Theory and practice kindle edition by blazejowski, krzysztof. Furnish uncontaminated materials of uniform quality that meet the requirements of the. Senior research scientist virginia transportation research council trenton m. Study of stone matrix asphaltsmausing different fillers akash ka. These objectives are usually achieved with a gapgraded aggregate coupled with fiber or polymer modified, and high asphalt content matrix 1.
Civil engineering is the branch of engineering that covers the design, construction, and maintenance of the physical and naturally built environmentmost specifically of fixed structures or public worksand takes place in both the public and private sectors. Effect of coarse aggregate content on stone matrix asphalt rutting and drain down walaa s. Stone matrix asphalt mix designs sma are reviving use of the static drum roller because of potential damage to the sma with vibratory rollers. The original impetus was to develop a mix with better resistance to studded tires. Stuart since 1991, several states in the united states have built stone matrix asphalt sma pavements in order to evaluate the performance of sma mixtures in terms of their durability and resistance to rutting. 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. For more than two decades, stone matrix asphalt sma, called stone mastic asphalt in europe, has been taking over the global asphalt paving market at a remarkably high speed. This project documents the use and performance of sma on airfields in europe, asia. Aashto r 4608, standard practice for designing stone matrix asphalt sma aashto t30199, elastic recovery test of bituminous material by means of a ductilometer aashto t30599, determination of draindown characteristics in uncompacted asphalt mixtures astm d204209, standard test method for solubility of asphalt materials in trichloroethylene. Asphalt field engineer virginia department of transportation introduction. Sma in wisconsin crusher adjustments plant adjustments design and testing paving. Danish road directorate 2002 explains particle packing theory has been applied to. Pdf performance evaluation of stone matrix asphalt sma.
Sma consists of two parts, a coarse aggregate skeleton and a. Keywords stone matrix asphalt stonetostone contact drain down aggregate gradation nominal maximum aggregate size 1 introduction stone matrix asphalt sma is a gapgraded hma developed in germany in the 1960s, to resist the wear and tear on pavements caused by studded tyres. These objectives are usually achieved with a gapgraded aggregate coupled with fiber and or polymermodified, high asphalt content matrix. The time is right for a comprehensive resource that collects, examines, and organizes this information and makes it easily accessible. Performance evaluation of stone matrix asphalt sma using low cost fibres article pdf available july 20 with 1,159 reads how we measure reads.
Stone matrix asphalt sma is a gapgraded asphalt pavement designed to improve rut resistance and durability through the use of a stable stone on stone skeleton held together by a rich mixture of asphalt cement, along with stabilizing agents such as fibers and or asphalt modifiers. Krzysztof blazejowski a comprehensive introduction, this book presents the history, materials, requirements, properties, and applications of stone matrix asphalt sma. Laboratory evaluation of stone mastic asphalt containing. Study of stone matrix asphalt for the flexible pavement. Sma, stone matrix asphalt, hot mix asphalt, stoneonstone contact, mixture design, plant production, construction practices, permanent deformation. Haddock introduction stone matrix asphalt sma is a type of hot mix asphalt hma that has been used in europe for over 20 years to resist studded tire wear and to provide better rutting resistance. Engineering road note 10 stone mastic asphalt main roads wa. A laboratory study on stone matrix asphalt using ground. Contrary to this, stone matrix asphalt sma is a structural layer and has all the advantages of surfacing layer. Stone matrix asphalt pavement is hot mix asphalt consisting of two parts a coarse aggregate skeleton and a binder rich mortar. Stone matrix asphalt sma specification and implementation. In 2003, virginia launched an expanded commitment to stone matrix asphalt sma. Pdf use of stone matrix asphalt in perpetual pavement. Mar 19, 2016 the time is right for a comprehensive resource that collects, examines, and organizes this information and makes it easily accessible.
The sma twg developed the sma model material and con struction guidelines. Stone matrix asphalt theory and practice krzysztof. Download it once and read it on your kindle device, pc, phones or tablets. Use features like bookmarks, note taking and highlighting while reading stone matrix asphalt. Because the aggregates are all in contact, rut resistance relies on aggregate properties rather than asphalt binder properties. Haddock, and john bukowski introduction stone matrix asphalt sma mixtures have been used in the united states since 1991. Student 2assistant professor 3adjunct professor 1,2,3department of civil engineering 1,2,3parul institute of engineering and technology abstractthere are three major types of asphalt surfacing. The sma design is based on the volumetric properties of the sma in terms of air voids va, the voids in mineral aggregat vma, and the presence of stone on stone contact. Most stone matrix asphalt work to date utilizes trap rock or quarried aggregates in the production of the mix. Designing and constructing sma mixtures illinois asphalt.
The importance of stone mastic asphalt in construction article pdf available in electronic journal of geotechnical engineering 17. Stone matrix asphalt january 28, 2005 ncaupg meeting lafayette, in. Keywords stone matrix asphalt stone to stone contact drain down aggregate gradation nominal maximum aggregate size 1 introduction stone matrix asphalt sma is a gapgraded hma developed in germany in the 1960s, to resist the wear and tear on pavements. It is composed of a strong aggregate skeleton, and a binder mastic composed of a high asphalt cement content, a cellulose or mineral fiber and high percentage of mineral filler. Upper sma mixture with paver courtesy of krzysztof blazejowski. North dakota asphalt conference april 2, 20 bismarck, nd. Certified that this thesis entitled influence of additives on the characteristics of stone matrix asphalt, submitted to cochin university of science and technology, kochi for the award of degree of doctor of philosophy, under the faculty of engineering, is the bonafide research carried out by.
Evaluation of stonematrix asphalt mixtures containing. Stone mastic asphalt sma has been used worldwide as final layer of flexible pavements. Of course, the materials used to produce sma are still premium and the practices. Stone mastic asphalt sma, also called stonematrix asphalt, was developed in germany in the 1960s with the first sma pavements being placed in 1968 near kiel. Aashto r 4608, standard practice for designing stone matrix asphalt sma, or a. Sma otherwise known as split mastic asphalt stone mastic asphalt stone matrix asphalt was developed in germany in the late 1960s. Stone mastic asphalt sma is widely used throughout the world as one of the. Compacting stone matrix asphalt transportation research board.
Theoretical maximum density tmd, also called rice density the theoretical maximum density of an hma if it contained zero air voids. Stone matrix asphalt sma is a tough, stable, rut resistant mixture that relies on stone to stone contract for its strength and a rich mortar binder for its durability. Theory and practice describes sma, from its origin through implementation, and explores various methods and. There is more stone on stone contact with sma with a high proportion of asphalt cement and polymer additives to bind and seal the material. Pdf stone matrix asphalt using aggregates modified with. These objectives are usually achieved with a gapgraded aggregate coupled with fiber andor polymermodified, high asphalt content matrix. View stone matrix asphaltsma research papers on academia. It is made up of a mixture of crushed coarse and fine aggregates, mineral filler, asphalt cement and a stabilizer for the binder, such as polymer or fibres. Stone matrix asphalt sma is a tough, stable, rutresistant mixture that relies on stone on stone contact to provide strength and a rich mortar binder to provide durability 1.
Construct a pavement layer composed of a compacted stonematrix asphalt sma or stonematrix asphalt rubber smar mixture of aggregate, asphalt binder, and additives mixed hot in a mixing plant. Highway agencies have been using increasing amounts of reclaimed and recycled materials over the past number of years, as asphalt prices have continued to rise. Stone matrix asphalt sma is a gapgraded hma figure 1 that is designed to maximize deformation rutting resistance and durability by using a structural basis of stone on stone contact figures 26. Evaluation of stone matrix asphalt versus densegraded mixtures walaa 5. It provides a deformation resistant, durable surfacing material. In the years since the development and subsequent success of stone matrix asphalt sma, a plethora of articles have emerged, scattered throughout various publications. Stone matrix asphalt sma is a tough, stable, rutresistant mixture that relies on stoneonstone contact to provide strength and a rich mortar binder to provide durability 1.
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