scholarly journals Performance of Asphalt Mixture with Asbuton Based on Marshall Characteristics Compacted at Hot and Cold Temperatures

2021 ◽  
Vol 7 (4) ◽  
pp. 549-555
Author(s):  
I Dewa Made Alit Karyawan ◽  
Ratna Yuniarti ◽  
Desi Widianty ◽  
Hasyim Hasyim ◽  
Mudji Wahyudi

The use of natural asphalt is an alternative to meet the high demand for oil asphalt. Asbuton is natural asphalt from Buton Island, Indonesia. However, the use of Asbuton is not as easy as oil asphalt because the asphalt it contains is hard. The asphalt-concrete mixture must go through a rejuvenation process for several days before being compacted. This study aims to determine the performance of asphalt-concrete mixture using Asbuton if it is compacted immediately after mixing, without giving time for the rejuvenation process. Compaction is done when the mixture is hot and after the mixture is cold. Compaction of the asphalt-concrete mixture in hot temperature (150ºC), based on mechanical characteristics (stability, flow, and Marshall Quotient), has better performance than that compacted in cold temperature (30ºC). However, compaction in both hot and cold temperatures, based on their volumetric characteristics, does not meet the requirements for use as road pavements. The performance of the asphalt mixture can be improved by giving time in the process of softening the asphalt content in Asbuton

2020 ◽  
Vol 3 (1) ◽  
pp. 130
Author(s):  
Dony Triyatno ◽  
Yosef Cahyo ◽  
Ahmad Ridwan

Road construction in Indonesia mostly uses concrete asphalt. This study aims to determine the optimum level of asphalt produced in a concrete asphalt mixture with tofu pulp filler, in terms of the stability of Marshall, flow, VIM, VMA, VFB, and MQ. Asphalt concrete mixture in this study uses AC 60/70 asphalt. This study uses 5 samples, each using a different asphalt content, namely: 5%, 5.5%, 6%, 6.5%, 7%, with one sample consisting of 3 variants.  The material used is a coarse coral aggregate held by sieve No. 8 (2,36mm). Fine aggregate with Brantas river sand passes filter no.8 (2.36mm), and fillers use tahas pulp bypassing filter no. 200 (0.075mm). The results of this study on Marshall characteristics obtained asphalt content of 5% and 6% with the average value of stability 712 and 881, Flow 3.3 mm and 2.4 mm, VIM 4.65% and 4.24% VMA 19.29% and 17.87%, VFB values of 75.41% and 76.15%, and MQ 271 kg / mm and 433kg / mm.Pembuatan konstruksi jalan di Indonesia banyak menggunakan aspal beton. Penelitian ini bertujuan untuk mengetahui kadar aspal optimum yang dihasilkan pada campuran aspal beton dengan filler ampas tahu, ditinjau dari stabilitas Marshall, flow, VIM, VMA, VFB, dan MQ. Campuran aspal beton dalam penelitian ini menggunakan aspal minyak AC 60/70. Penelitian ini menggunakan 5 sampel, masing-masing menggunakan kadar aspal yang berbeda yaitu: 5%, 5,5%, 6%, 6,5%, 7%, dengan satu sampel terdiri dari 3 varian. Tahapan penelitian yaitu agregat kasar batu koral tertahan saringan no. 8 (2,36mm), agregat halus dengan pasir sungai brantas lolos saringan no.8 (2,36mm), dan filler menggunakan ampas tahus dengan lolos saringan no. 200 (0,075mm). Hasil dari penelitian ini pada karakteristik Marshall didapat kadar aspal otimum 5% dan 6% dengan nilai rerata stabilitas 712 dan 881, Flow 3,3 mmdan 2,4 mm, VIM 4,65% dan 4,24% VMA 19,29% dan 17,87%, nilai VFB 75,41% dan 76,15%, dan MQ 271 kg/mm dan 433kg/mm.


2018 ◽  
Vol 1 (4) ◽  
pp. 89-98
Author(s):  
Mohd Fahmi Abdya P. ◽  
Sofyan M. Saleh ◽  
Yusria Darma

Asphalt and Aggregate is the main ingredient of the asphalt concrete layer which determines the quality of asphalt pavement. One of the main cause of the damage and decrease of asphalt pavement strength on the road is the low strength and durability of the asphalt mixture. . But in the other side the utilization of local materials is expected to be used maximally to improve efficiency in terms of financing, especially for island area such as Sabang city of Aceh Province. Importing material from Ace Besar district is need a big cost. In solving this problem therefore it is necessary to maximize the use of local material. this research is done for find out the effect of the use of fine aggregate on the characteristics of the coarse layer of asphalt concrete mixture characteristics (AC-WC)with the addition of Sabang fine aggregate starting from 0%, 25%, 50%, 75% and 100%. The initial step in this research is find the value of optimum asphalt content (KAO).The result of this research shows that the more composition of the Sabang fine aggregate then the decreasing the stability value. The highest stability value is on the asphalt concrete mixture without Sabang fine aggregate substitution with the asphalt content is 5,38% with the amount of 1.658,73 kg and the lowest stability value is on the asphalt concrete mixture with 100% of Sabang fine aggregate substitution with asphalt content is 6,35% in the amount of 979,35 kg. The maximum composition of sabang fine aggregate which pass the requirement specification of Asphalt concrete AC-WC volumetric characteristic is 50% on the level of 5,87% with the stability value is 1.225,81 kg.


2018 ◽  
Vol 15 (2) ◽  
pp. 99-105
Author(s):  
Mukhlis Mukhlis ◽  
Lusyana Lusyana ◽  
Enita Suardi ◽  
Fauna Adibroto

Asphalt concrete wearing courses (AC-WC) are asphalt mixtures which consist of coarse and fine aggregates plus fillers which have a continuous gradation with asphalt binder. In general, the aggregates in the AC WC mixtures consist of natural rock materials which are broken down and in certain areas the availability is limited so it must be imported from other regions. This resulted in relatively high prices from the asphalt mixture. This can be anticipated by looking for alternative aggregate substitute materials, one alternative is to use palm oil shells. In this test, palm shells were used as a substitute for fine aggregates with variations in percentage of palm shells, namely 0%, 5%, 10%, 15%, 20%, 25%, the tests were carried out namely the testing of volumetric characteristics, Marshall characteristics, determination of optimum asphalt content and Marshall immersion. From the results of the study obtained the value of Marshall Immersion decreases as the percentage of palm shells increases in the mixture.


2020 ◽  
Vol 2 (1) ◽  
pp. 33-39
Author(s):  
Eko Wiyono ◽  
Anni Susilowati

AbstractThe objectives of the research were to obtain the Marshall properties of asphalt concrete mixture mixed with variations of manual compact collisions and to determine the optimum number of compactions collisions in the asphalt concrete mixture using anti stripping additives. The independent variables in this research are variation of the number of compaction collisions of asphalt concrete as many as 2x50, 2x75, 2x100, 2x125 and 2x150, with optimum asphalt content of 6%, and Wetfix Be 0,3% to optimum asphalt content. Marshall test method used in this research was based on SNI 06-2489-1991. The dependent variables (research parameters) included percent of cavities in the aggregate (VMA), percent of cavities in the mix, percent of cavities filled in asphalt (VFB), percent of cavity to mix (VIM), stability, melting, and Marshall Quotient. The result showed that the optimum number of compactions of asphalt concrete was 2x100 with Marshall properties value fulfilling SNI 8198-2015 specification. In Asphalt concrete mixture with optimum asphalt content (KAO) of 6%, Wetfix Be level of 0,3%, optimum number of compactions of 2X100, could be obtained by Aggregate (VMA) cavity 17.50%; Asphalt filled cavity (VFB) 76.50%; Cavity to Mixture (VIM) 4,00%; Stability of 1800.00 kg; Melting of 3.75 mm; and Marshall Quontient 500.00 kg/mmKeywords: Anti Stripping, Collision, Compaction, Wetfix BeAbstrakTujuan penelitian untuk mendapatkan nilai properties Marshall campuran beton aspal dengan berbagai variasi jumlah tumbukan pemadatan dan menentukan jumlah tumbukan pemadatan yang optimum pada campuran beton aspal dengan menggunakan bahan tambah anti stripping. Variabel bebas pada penelitian ini adalah variasi jumlah tumbukan pada pemadatan pembuatan beton aspal  sebanyak 2x50, 2x75, 2x100, 2x125 dan 2x150, dengan Kadar Aspal Optimum 6%, dan Wetfix Be 0,3% terhadap kadar aspal optimum. Metode pengujian Marshall berdasarkan SNI 06-2489-1991. Variabel terikat (parameter penelitian) meliputi persen rongga dalam agregat (VMA), persen rongga dalam campuran, persen rongga terisi aspal (VFB), persen rongga terhadap campuran (VIM), stabilitas, kelelehan, Marshall Quotient. Hasil penelitian didapat jumlah tumbukan pada pemadatan beton aspal yang optimum sebesar 2x100 dengan nilai properties Marshall memenuhi spesifikasi SNI 8198-2015. Campuran beton aspal dengan Kadar Aspal Optimum (KAO) 6%, kadar Wetfix Be sebesar 0,3%, Jumlah Tumbukan Optimum 2X100, diperoleh Rongga terhadap Agregat (VMA) 17,50%; Rongga Terisi Aspal (VFB) 76,50%; Rongga terhadap Campuran (VIM) 4,00%; Stabilitas 1800,00 kg; Kelelehan 3,75 mm; dan Marshall Quontient 500,00 kg/mmKata kunci: Anti Stripping, Tumbukan, Pemadatan, Wetfix  Be


2018 ◽  
Author(s):  
SRIGUSTY ◽  
muhammad wihardi tjaronge ◽  
Rudy Djamaluddin

Natural Asphalt from Buton Island can be used as a substitute material for petroleum asphalt, which is known as asbuton. Asphalt Buton (Asbuton) is natural asphalt that contained in the rock deposit located in Buton Island and surrounding areas. Natural asphalt at the Buton Island (asbuton) has a huge deposit for a binder in asphalt mixture use. Many attempts have been carried out to improve the utilization of Buton asphalt as a binder in asphalt pavement road. One of them is the technology development of Buton asphalt pre-mix by adding fluxing materials (modifiers) that serves to soften the bitumen asbuton into the appropriate characteristics as a binder in the asphalt mixture. By adding the fluxing materials, asphalt mixture can be durable even spread and compacted at the cold temperature. This mixture is very useful in areas that have limited asphalt mixture production (AMP) such as in the isolated and small islands in Indonesia. In the pre-mixed Buton asphalt, the mixing is produced on the manufacturing asphalt mixing plant (AMP). After mixing, it can be stored or packaged, while rolling and compaction procces in the field can be performed at cold temperature. The test results of cantabro with the same level of 5.5% BGA and 3.5% flux oil showed that the mixture satisfy the requirements of the asphalt porous mixture according to REAM (Road Engineering Association of Malaysia), which is maximum of 20%.


2021 ◽  
Vol 45 (1) ◽  
pp. 11-15
Author(s):  
Arabi N.S. Al Qadi ◽  
Taisir S. Khedaywi ◽  
Madhar A. Haddad ◽  
Owies A. Al-Rababa'ah

Technology in transportation used available resources to make it safe, fast, suitable, easy, economic, and environmental to transport people and goods. Olive Husk became an environmental problem as waste materials especially in the Middle East where huge quantities are found. The objective of this research is to investigate the effect of addition of Olive Husk Ash (OHA) on the properties of asphalt concrete mixtures. Marshall Test was used to perform the asphalt concrete mixture by the addition of OHA to the binder of asphalt; different percentages of OHA (0, 5, 10, 15, and 20%) by volume were added to the binder. Five percent of asphalt cements (5, 5.5, 6, 6.5 and 7%) by weight and limestone aggregate were used for preparing asphalt mixture specimens to find the optimum content of asphalt that could be used in the binder. Tests on flow, stability, air void percentage and void in mineral aggregate, retained stability, stiffness, and retained stiffness were made. The principle results on OHA as filler in Asphalt binder improves the Marshall Stability, and void in mineral aggregate and decrease in flow, retained stability, stiffness, and retained stiffness with a 10%-15% of olive husk ash replacement of asphalt binder. The contribution that OHA could be used as a pavement construction material in field.


Author(s):  
Taurina Jemmy Irwanto

 AbstractThe mixing temperature has a role in the asphalt smelting process against aggregate, while the compaction temperature has a depth in the density level of the hot asphalt mixture. The better the mixing and compaction process, the better the mixing and compaction process, the better the performance of the asphalt mixture, the better the performance of the asphalt mixture, the better the paved mixture is planned according to the general specifications of Bina Marga 2010. The mixture of mixtures used is Concrete Wearing Course (ACWC). In this study aims to determine the effect of variations in mixing temperature and compaction on the mixture ACWC hot asphalt using broken stone Asem Jaran Distric Banyuates Sampang. Temperature variations used are 160/1460C, 170/1560C, 180/1660C ,  190/1760C  and  200/1860C  with asphalt content 5,2%, 5,7% dan 6,2%. The test uses the Marshall test method by looking for the charcteristic values of Marshall. Based on the results of testing in the laboratory, it was found an increase in the value of Marshall characteristics from variations in temperature 160/1460C to 170/1560C temperature variations and to decrease the test result of Marshall characteristics values at a temperature variation of 180/1660C ,  190/1760C and 200/1860C so that it was concluded that the use of mixing temperature and optimum compaction at a temperature variation of 170/1560C. Keywords: Temperature, Temperature Variation, Marshall Test, Asphalt concrete Wearing Course (ACWC).  


2019 ◽  
Vol 5 (12) ◽  
pp. 2535-2553 ◽  
Author(s):  
Saif Al-din Majid Ismael ◽  
Mohammed Qadir Ismael

Durability of hot mix asphalt (HMA) against moisture damage is mostly related to asphalt-aggregate adhesion. The objective of this work is to find the effect of nanoclay with montmorillonite (MMT) on Marshall properties and moisture susceptibility of asphalt mixture. Two types of asphalt cement, AC(40-50) and AC(60-70) were modified with 2%, 4% and 6% of Iraqi nanoclay with montmorillonite. The Marshall properties, Tensile strength ratio(TSR) and Index of retained strength(ISR) were determined in this work. The total number of specimens was 216 and the optimum asphalt content was 4.91% and 5% for asphalt cement (40-50) and (60-70) respectively. The results showed that the modification of asphalt cement with MMT led to increase Marshall stability and the addition of 6% of MMT recorded the highest increase, where it increased by 26.35% and 22.26% foe asphalt cement(40-5) and(60-70) respectively. Also, the addition of MMT led to increase moisture resistance of asphalt mixture according to the increase in TSR and IRS. The addition of 4% and 6% of MMT recorded the highest increase in TSR and IRS for asphalt cement (40-50) and (60-70) respectively, where they increased by 11.8% and 17.5% respectively for asphalt cement (40-50) and by 10% and 18% respectively for asphalt cement (60-70).


2018 ◽  
Vol 1 (3) ◽  
pp. 679-688
Author(s):  
Ondriani Ondriani ◽  
Sofyan M. Saleh ◽  
Muhammad Isya

Abstract: The cause of damage and strength reductionon highway flexible pavement isthe low strength and durability on the wear layer. To cope withthis problem, it is necessary to add some particular additivethat can increase the asphalt concrete performance. One of the additional material that can be used are plastic. Stone ash, cement and fly ash has been commonly used as a filler in asphalt mixture. But these kind of filler was hard to get and the price were relatively expensive. The coconut fiber ash wich has a specific grafity greater than asphalt is expected to be one alternative. This research aims to determine the influence of plastic wastecombination substitution into the asphalt pen. 60/70 and the use of coconut fiber ash as filler on AC-WC mixture performance. The plastic used in this research is polyethylene terephthalate, polypropylene and polystyrene. The early stages of this research is to find the optimum asphalt content (OAC). After OAC obtained, then the specimens were mixed without and with the combination substitution of plastic waste as much as 2.7%; 4.7%; 6.7% against the weight of  asphalt on OAC + 0.5% with and without the coconut fiber ash as a filler. The study results showed the use of plastic waste combination and the coconut fiber ash can not improve the durability value. The highest value of durability obtained at 4.7% combination substitution of plastic waste, it was 77.53%, While the lowest was in substitution of 6.7% plastic waste combination with 38.27% coconut fiber  ash as a filler. The duration value of AC-WC mixture with plastic waste combination substitution and the use of coconut fiber ash filler did not meet the requirement that is 90%.Abstrak: Penyebab kerusakan dan penurunan kekuatan perkerasan lentur jalan raya adalah rendahnya kekuatan dan keawetan di dalam lapisan aus. Untuk menanggulangi hal ini dibutuhkan suatu bahan tambah yang dapat meningkatkan lapis aspal beton. Salah satu bahan tambah yang dapat di gunakan adalah plastik. Abu batu, semen dan fly ash sudah biasa digunakan sebagai filler dalam campuran aspal. Tetapi, jenis filler tersebut susah didapatkan dan harganya relatif mahal. Abu serabut kelapa yang memiliki berat jenis lebih besar dari aspal, diharapkan dapat menjadi alternatifnya. Penelitian ini bertujuan untuk mengetahui nilai durabilitas campuran AC-WC menggunakan kombinasi limbah plastik dan abu serabut kelapa. Plastik yang digunakan pada penelitian ini adalah Polyethylene Terephthalate, Polypropylenedan Polystyrene. Tahap awal penelitian ini adalah mencari kadar aspal optimum (KAO). Setelah KAO didapat kemudian dilakukan pembuatan benda uji tanpa dan dengan substitusi kombinasi limbah plastik sebesar 2,7%; 4,7%; 6;7% terhadap berat aspal pada KAO + 0,5% tanpa dan dengan abu serabut kelapa sebagai filler. Hasil penelitian menunjukkan penggunaan kombinasi limbah plastik tidak dapat meningkatkan nilai durabilitas. Nilai durabilitas tertinggi didapat pada substitusi kombinasi limbah plastik 4,7% yaitu 77,53% sedangkan yang terendah terdapat pada subtitusi kombinasi limbah plastik 6,7% dengan filler abu serabut kelapa yaitu 38,27%. Nilai Durabilitas campuran AC-WC dengan substitusi kombinasi limbah plastik   dan penggunaan abu serabut kelapa sebagai filler tidak memenuhi syarat yaitu 90%.


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