Introduction stone mastic asphalt sma, otherwise known as stone matrix asphalt split mastic asphalt, was developed in germany in the mid of 1960s and it has spread throughout europe and across the world in 1980s and 1990s respectively. Approaching 2010, more frequent occurrence of rutting. This report represents the results of research conducted by the authors and does. Stone mastic asphalt seminar and ppt with pdf report. Stone mastic asphalt was developed in germany in the mid of 1960s and it has scatter throughout europe and. Also get the seminar topic paper on demolition of building 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 2016 2017. Asphalt sma introduction stone matrix asphalt sma is a hot paving mixture that was. 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. Asphalt concrete ac hot rolled asphalt hra stone mastic asphalt. Because the aggregates are all in contact, rut resistance relies on aggregate properties rather than asphalt binder properties. Get stone mastic asphalt seminar report and ppt in pdf and doc. Students can download abstract full report in pdf, ppt, doc. Further, it was concluded that increasing the asphalt content.
Explore stone mastic asphalt with free download of seminar report and ppt in pdf and doc format. Evaluation of stone mastic asphalt used in michigan in 1991. Results showed that fatigue life decreased with increase of the temperature. This report documents some of the earliest sma projects in texas. Fibres not only prevent the flow of asphalt cement to the bottom of the layer preventing ravelling and premature failure of the mix but also allow for t. Students can download abstract full report in pdf, ppt, doc etc.
This report gives an overview of the history of sma, its performance characteristics, composition, advantages, disadvantages as well as its. Feb 14, 2016 get demolition of building seminar report and ppt in pdf and doc. Stone mastic asphalt is a gap graded bituminous mixture containing a high proportion of coarse aggregate and filler. Stone mastic asphalt sma is a stone on stone like skeletal structure of gap graded aggregate, bonded together by mastic, which actually is higher binder content, filler and fiber to reduce the binder drain. Download full seminar topics for civil engineering pdf in doc, pdf or ppt format. Fatigue characteristics of stone mastic asphalt mix. That is designed to maximize deformation rutting resistance and durability by using a structural basis of stone on stone contact. Stone mastic asphalt colorado department of transportation.
Originally developed in germany in the early 1960s, it is now used extensively as a surfacing material across the total german road network, where it is a commonly specified surfacing material due to its improved stability relative to other asphalt. Stone mastic asphalt is a thin asphalt surfacing mix, which has very good rut resistance properties and excellent durability compared to standard asphalt. 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. Sma otherwise known as split mastic asphalt stone mastic asphalt stone matrix asphalt was developed in germany in the late 1960s. Stone mastic asphalt was developed in germany in the mid of 1960s and it has scatter throughout europe and the entire world in 1980s and 1990s respectively. Using the marshall mix design, the main objective of this paper is to investigate the effects of waste palm oil clinker poc as fine aggregates replacement on the properties of stone mastic asphalt sma mixture. Sma uses a gapgraded aggregate structure and a modified asphalt binder to achieve these. Influence of roofing shingles on asphalt concrete mixture properties final report june 1993 prepared by. Moore introduction background stone matrix asphalt sma has been used for over a decade in the united states as a premium asphalt mixture to resist rutting and cracking on many heavy traffic roadways. Stone matrix asphalt pavement is hot mix asphalt consisting of two parts a coarse aggregate skeleton and a binder rich mortar. These objectives are usually achieved with a gapgraded aggregate coupled with fiber or polymer modified, and high asphalt content matrix 1. Conference report national asphalt pavement association. View stone mastic asphalt research papers on academia. Influence of roofing shingles on minnesota department of.
Stone mastic matrix asphalt sma midsize aggregate missing or reduced stone matrix asphalt open graded friction course dense mix. A demonstration of stone matrix asphalt mix designs using high polish value crushed stone introduction historically, the fort worth district has used either lightweight aggregate or a crushed gravel from reeves county, texas, when a polish value of 3s minimum was required for a hot mix. Ohmpa 2016 fall asphalt seminar vaughan, on december 1, 2016 update on stone mastic asphalt pamela marks, p. Demonstration of the placement of stone matrix asphalt in colorado 6. Details of the location and extent of asphalt work are either summarised at annexure 502a, or are shown on the drawings.
Demonstration of the placement of stone matrix asphalt in. This is because, in contrast to vibration compaction, the effective direction of vibrations during oscillation promotes the desired redistribution of the longchain binding agents rapid increase in compaction, with fewer passes. Disclaimer the contents of this report reflect the views of the authors, who are responsible for the. Stone matrix asphalt sma, also called stone mastic asphalt, is a durable and.
Pdf the importance of stone mastic asphalt in construction. This research study seeks to identify the characteristics and properties of glass fiber reinforced stone mastic asphalt with specific emphasis on the fatigue properties of fiber reinforced sma. In the usa and india, where sma is called stone matrix asphalt, and elsewhere in the world, its use is increasing in popularity amongst road authorities and the asphalt industry. The coarse texture tends to reduce the generation of spray during rain periods. Jan 21, 2017 composition of sma stone mastic asphalt is characterised by its high stone content which forms a gapgraded skeletonlike stone structure. Stone mastic asphalt sma binder courses bim object. It referred to dense grade inherent structure which interlocked better to each other in comparison with stone mastic asphalt. It has low air voids with high levels of macro texture when laid, resulting in a waterproof layer with good surface drainage 10. Evaluating georgias compaction requirements for stone matrix asphalt mixtures randy c. Stone mastic asphalt sma is a tough, stable, rut resistant and durable asphalt surfacing mix. Engineering road note 10 main roads western australia.
Stone mastic asphalt seminar ppt and pdf report study mafia. Materials engineering and research office highway standards branch, provincial highways management division ministry of transportation of ontario. Evaluation of stone mastic asphalt used in michigan in 1991 e. Demolition of building seminar report, ppt for civil.
For the purposes of this document the term asphalt is used throughout in the generic sense to refer to the range of mixtures as used in the uk. Download stone mastic asphalt complete documentation with ppt. 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. Sma is generally more expensive than a typical densegraded hma about 20 25 percent. It provides guidance on skid resistance, types of seal treatments below sma, tie in to existing asphalt and properties of sma. Also, hot mix asphalt had greater fatigue life compared to stone mastic asphalt. A demonstration of stone matrix asphalt mix designs october 1997 using high polish value crushed stone. Stone mastic asphalt seminar report, ppt, pdf for civil. Although closely related, the aaptp operated independently from the national center for asphalt technology ncat. Sma has found use in europe, australia, the united states, and canada as a. Stone matrix asphalt sma, also called stone mastic asphalt, is a durable and rutresistant asphalt mixture that relies on stone on stone contact to offer strength and a rich mortar binder to provide durability hughes 1999. The effects of coarse aggregate content on the resistance of stone matrix asphalt sma mixtures to moisture damage, aging, and lowtemperature cracking were evaluated. An example use may be within a stone mastic asphalt paving system.
Stone mastic asphalt sma and open graded asphalt oga. The voids of the structural matrix are filled with high viscosity bituminous mastic. Six groups of asphalt mixtures were prepared using different percentages of palm oil clinker content 0%, 20%, 40%, 60%, 80%, and 100%. Donna harmelink, timothy aschenbrener, ken wood, keywords. Soil cement seminar report, ppt, pdf for civil engineering. Stone mastic asphalt may be referred to by the acronym sma. The work under this specification consists of the supply and application of stone mastic asphalt hereafter referred to as asphalt as a pavement wearing course. Stone matrix asphalt, stone mastic no restrictions. Waste plastic as a stabilizing additive in stone mastic.
These seminars also include research papers on many advanced topics. Specific mix design objectives stability permanent deformation resistance durability. Stone mastic asphalt demonstration of the placement of stone matrix asphalt in colorado research report 19951, authors. These objectives are usually achieved with a gapgraded aggregate coupled with fiber or polymer modified, and high asphalt. In most cases, stone mastic asphalt sma mixtures placed in thin. This page contains stone mastic asphalt seminar and ppt with pdf report.
Brown materials used in construction of michigans first stone mastic asphalt sma pavement were received at the national center for asphalt technology, auburn university, for further evalu ation. Civil engineering seminar topics,latest seminar topics ppt for freshers free download. Stone mastic asphalt seminar report, ppt, pdf for civil engineering. Stone mastic asphalt or stone matrix asphalt sma means hma consisting of two parts of a coarse aggregate skeleton and an asphalt binder rich mortar. In germany this mixture is called stone mastic asphalt. This research study seeks to identify the characteristics and properties of glass fiber reinforced stone mastic asphalt with specific emphasis. Guidance notes rdgn030 was issued in december 2001 introducing the use of stone mastic asphalt sma as a surface course for heavily trafficked roads. It provides a deformationresistant, durable surfacing material, suitable for heavily trafficked roads. Based on many research reports and engineering case studies has on road surfaces can achieve better. Introduction what is eapa types of asphalt used in europe introduction into stone mastic asphalt sma current developments european standards for sma conclusions. Nchrp report 452 recommended use of reclaimed asphalt pavement in the superpave mix design method, technicians manual.
Seminar highlights should municipalities pave more with stone mastic asphalt sma. National center for asphalt technology auburn university. 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. Material and construction requirements for stone mastic asphalt 3. Adapted from ranking by nordic asphalt technologists given in report on the 1990 european asphalt study tour.
The aaptp was established in 2004 through a cooperative agreement between the federal aviation administration and auburn university. Virginias experience with stone mastic asphalt presented by mr. Stone mastic asphalt is characterised by its high stone content which forms a gapgraded skeletonlike stone structure. The european standard for sma was published as en 1085 stone mastic asphalt and many european countries have also their national application document for sma. Director technical services mcasphalt industries limited toronto, ontario, canada technical seminar. Stone matrix asphalt in colorado donna harmelink, tim aschenbrener and ken wood.
Evaluation of fatigue life of crmreinforced sma and its. Stone matrix asphalt sma, also called stone mastic asphalt, was developed in germany in the 1960s to provide heavily trafficked roads with a durable, rutresistant wearing course. A bitumen rich mastic mortar binds the aggregate skeleton together, resulting in toughness and excellent durability. Transfering the technology to colorado and update report august 2002. This report is asphalt, polymers, fibers, sma, available to the public through the. Students can download abstract full report in pdf, ppt. Download full civil engineering seminar reports in doc, pdf or ppt format. Sma was introduced into the united states in the early 1990s. Irrespective of the maxi mum aggregate size, the mini mum binder content of 6.
The original impetus was to develop a mix with better resistance to studded tires. It is composed of a strong aggregate skeleton, and a binder mastic composed of a high. Stone mastic asphalt seminar report, ppt, pdf for civil abstractcomposition of smacomposition of smaadvantagesdisadvantages since the 1960s, stone mastic asphalt sma pavement surfaces have been used successfully in germany on heavily trafficked roads as a durable road surfacing to resist wear from studded tyres. Because of its excellent performance characteristics, road authorities in. 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. Simply stated, sma is a gapgraded mix designed to direct stone on stone. Also explore the seminar topics paper on soil cement 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. Stone mastic asphalt sma binder course are described by characteristics such as target composition, added filler and recycled content maximum. 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 mastic asphalt seminar report, ppt for civil. All countries using sma have report very positive experiences with sma. Stone mastic asphalt is a delicate balance be tween the mastic and the aggregate fraction requiring good quality aggregates, consistent grad ings and careful dosage of mineral fibres to avoid an. Stone mastic asphalt sma stone mastic asphalt is a gap graded mix, with a high binder content and a high proportion of coarse aggregate providing an interlocking stone on stone skeleton giving good deformation resistance. The high stone content of at least 70% ensures stone on stone contact after compaction.
This engineering road note is intended to provide guidance on the selection and use of stone mastic asphalt sma as a pavement wearing course. Since then sma has been extensively used as the surfacing layer on heavily trafficked bituminous carriageways in hong kong. The open voids in the coarse aggregate skeleton are filled with an asphalt rich mastic of fine aggregate and asphalt that should promote durability. These are dense graded asphalt, stone mastic asphalt and open graded asphalt. Explore soil cement with free download of seminar report and ppt in pdf and doc format. It is promoted primarily for use as a surfacing course with relatively high surface texture, low permeability and a high resistance to rutting. Mixtures were prepared to meet the job mix formula used. History of sma stone mastic asphalt sma, an asphalt paving mixture, was originated in germany in the 1970s to provide maximum. Also get the seminar topic 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 2016 2017. Study of stone matrix asphalt for the flexible pavement.
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