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Journal : Jurnal Transportasi

INVESTIGATING FATIGUE PERFORMANCE ON THE FOAMED ASPHALT SPECIMENS GENERATED USING DIFFERENT FOAM PROPERTIES Sunarjono, Sri
Jurnal Transportasi Vol 12, No 1 (2012)
Publisher : Jurnal Transportasi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (545.292 KB)

Abstract

An evaluation of fatigue resistance for foamed asphalt mixture is very demanding since the binder is not continuously distributed on the aggregate surface and this mixtures contains water, the content of which dramatically affects the mechanical properties. This paper discusses the results of laboratory fatigue testingon the foamed asphalt mixtures in which the specimens are generated using three different foamed bitumen properties. Foamed bitumen as the binder was produced at three different foaming water content (FWC) at a temperature of 180oC using a 70/100 pen. The aggregates were mechanically mixed with foamed bitumen using a Hobart mixer. The resulting mixtures were then compacted using a gyratory compactor to generatespecimen with diameter of 100 mm. The specimens were fatigue tested at various stress levels at a temperature of 20oC following a curing period of 3 days at 40oC. Overall, fatigue performance of foamed asphalt can be identified based upon both stress and strain for mixtures produced at FWC 1%, 5%, and 10%.Keywords: fatigue performance, foamed asphalt, binder, foaming water content.
INVESTIGATING FATIGUE PERFORMANCE ON THE FOAMED ASPHALT SPECIMENS GENERATED USING DIFFERENT FOAM PROPERTIES Sunarjono, Sri
Jurnal Transportasi Vol 12, No 1 (2012)
Publisher : Jurnal Transportasi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (545.292 KB) | DOI: 10.26593/jt.v12i1.464.%p

Abstract

An evaluation of fatigue resistance for foamed asphalt mixture is very demanding since the binder is not continuously distributed on the aggregate surface and this mixtures contains water, the content of which dramatically affects the mechanical properties. This paper discusses the results of laboratory fatigue testingon the foamed asphalt mixtures in which the specimens are generated using three different foamed bitumen properties. Foamed bitumen as the binder was produced at three different foaming water content (FWC) at a temperature of 180oC using a 70/100 pen. The aggregates were mechanically mixed with foamed bitumen using a Hobart mixer. The resulting mixtures were then compacted using a gyratory compactor to generatespecimen with diameter of 100 mm. The specimens were fatigue tested at various stress levels at a temperature of 20oC following a curing period of 3 days at 40oC. Overall, fatigue performance of foamed asphalt can be identified based upon both stress and strain for mixtures produced at FWC 1%, 5%, and 10%.Keywords: fatigue performance, foamed asphalt, binder, foaming water content.
INVESTIGATING FATIGUE PERFORMANCE ON THE FOAMED ASPHALT SPECIMENS GENERATED USING DIFFERENT FOAM PROPERTIES Sri Sunarjono
Jurnal Transportasi Vol. 12 No. 1 (2012)
Publisher : Forum Studi Transportasi antar Perguruan Tinggi (FSTPT)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (545.292 KB) | DOI: 10.26593/jtrans.v12i1.464.%p

Abstract

An evaluation of fatigue resistance for foamed asphalt mixture is very demanding since the binder is not continuously distributed on the aggregate surface and this mixtures contains water, the content of which dramatically affects the mechanical properties. This paper discusses the results of laboratory fatigue testingon the foamed asphalt mixtures in which the specimens are generated using three different foamed bitumen properties. Foamed bitumen as the binder was produced at three different foaming water content (FWC) at a temperature of 180oC using a 70/100 pen. The aggregates were mechanically mixed with foamed bitumen using a Hobart mixer. The resulting mixtures were then compacted using a gyratory compactor to generatespecimen with diameter of 100 mm. The specimens were fatigue tested at various stress levels at a temperature of 20oC following a curing period of 3 days at 40oC. Overall, fatigue performance of foamed asphalt can be identified based upon both stress and strain for mixtures produced at FWC 1%, 5%, and 10%.Keywords: fatigue performance, foamed asphalt, binder, foaming water content.
PENGARUH SUKARELAWAN PENGATUR LALU LINTAS TERHADAP KINERJA SIMPANG TAK BERSINYAL GANESHA SURAKARTA Gus Maelan Irfana; Nurul Hidayati; Sri Sunarjono
Jurnal Transportasi Vol. 19 No. 2 (2019)
Publisher : Forum Studi Transportasi antar Perguruan Tinggi (FSTPT)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (541.539 KB) | DOI: 10.26593/jtrans.v19i2.3470.133-142

Abstract

Abstract Traffic congestion in the City of Surakarta gave rise to a phenomenal figure among motor vehicle drivers, called the Traffic Control Volunteers or abbreviated as Supeltas. This Supeltas is present on the road to help organize the movement of traffic, as happened at the Surakarta Ganesha Unsignalized Intersection. This study aims to determine the influence of the existence of Supeltas on capacity, degree of saturation, delay, and queuing opportunities that occur at the intersection. The analysis was carried out using the 1997 Indonesian Highway Capacity Manual. The results showed that the intersection without Supeltas had a capacity of 3,114.03 pcu/hour and a degree of saturation of 1.47, while the same intersection but with Supeltas had a capacity of 3,136.81 pcu/hour and a degree of saturation of 1.51. These results indicate that Supeltas has a positive influence on the performance of the intersection. Nevertheless, the degree of saturation in the location increased due to the increase in traffic volume as well as increased capacity. Keywords: unsignalized intersection, intersection performance, intersection capacity, degree of saturation  Abstrak Kemacetan lalu lintas di Kota Surakarta memunculkan sosok fenomenal di kalangan pengendara kendaraan bermotor, yang disebut Sukarelawan Pengatur Lalu Lintas atau disingkat Supeltas. Supeltas ini hadir di jalan untuk membantu mengatur pergerakan lalu lintas, seperti yang terjadi di Simpang Tak Bersinyal Ganesha Surakarta. Penelitian ini bertujuan untuk menentukan pengaruh keberadaan Supeltas terhadap kapasitas, derajat kejenuhan, tundaan, dan peluang antrian yang terjadi di simpang tersebut. Analisis dilakukan dengan menggu-nakan Manual Kapasitas Jalan Indonesia 1997. Hasil analisis menunjukkan bahwa simpang tanpa Supeltas memiliki kapasitas sebesar 3.114,03 smp/jam dan derajat kejenuhan 1,47, sedangkan simpang yang sama tetapi dengan Supeltas memiliki kapasitas sebesar 3.136,81 smp/jam dan derajat kejenuhan 1,51. Hasil tersebut menunjukkan bahwa Supeltas mempunyai pengaruh positif terhadap kinerja simpang. Meskipun demikian, derajat kejenuhan di lokasi tersebut meningkat karena bertambahnya volume lalu lintas di samping kapasitas yang juga meningkat. Kata-kata kunci: simpang tak bersinyal, kinerja simpang, kapasitas simpang, derajat kejenuhan
KETAHANAN CAMPURAN AC-WC MENGGUNAKAN LATEKS TERHADAP AIR Sri Sunarjono; Nurul Hidayati; Adi Indra Pratama
Jurnal Transportasi Vol. 20 No. 2 (2020)
Publisher : Forum Studi Transportasi antar Perguruan Tinggi (FSTPT)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26593/jtrans.v20i2.4105.125-136

Abstract

Abstract This paper presents the results of research on the durability of Asphalt Concrete-Wear Asphalt (AC-WC) mixture using latex material to water immersion. Resistance to warm water immersion is intended to measure the durability of asphalt mixture in serving traffic loads against the influence of water and temperature factors. The use of latex material is intended to improve the performance of the mixture. This research uses a laboratory-scale test. The specimen of AC-WC added with latex was tested for its tensile strength using the Indirect Tensile Strength (ITS) test. Other specimens are immersed in water at 60°C with a continuous and periodic soaking system. The continuous immersion was carried out for 0, 24, 48, and 72 hours, while the periodic immersion was carried out for 12 hours soaked and 12 hours exposed alternately. The durability was analyzed using the Residual Strength Index indicator. The analysis shows that the addition of latex increased the tensile strength of the AC-WC mixture based on the ITS test results. The AC-WC mixture added with latex can increase its resistance to continuous and periodic immersion, by increasing the residual strength index and decreasing IKS with increasing immersion time. Continuous immersion has a greater impact on reducing IKS than periodic. In specimens without latex, the decrease in IKS values between continuous and periodic soaking has the same pattern, but in specimens with latex, the pattern is different. Keywords: asphalt concrete; latex; water immersion; Indirect Tensile Strength; Residual Strength Index.  Abstrak Makalah ini menyajikan hasil penelitian mengenai ketahanan campuran beraspal Asphalt Concrete-Wearing Course (AC-WC) yang menggunakan bahan lateks terhadap rendaman air. Ketahanan terhadap perendaman air hangat dimaksudkan untuk mengukur daya tahan campuran aspal dalam melayani beban lalu lintas terhadap pengaruh faktor air dan temperatur. Penggunaan bahan lateks dimaksudkan untuk memperbaiki kinerja cam-puran. Penelitian ini menggunakan uji skala laboratorium. Kekuatan tarik benda uji AC-WC dengan lateks diuji menggunakan uji Indirect Tensile Strength (ITS). Benda uji yang lain direndam dalam air bertemperatur 60oC dengan sistem rendaman menerus dan rendaman berkala. Metode perendaman secara menerus dilakukan selama 0, 24 jam, 48 jam, dan 72 jam, sedangkan rendaman secara berkala dilakukan 12 jam direndam dan 12 jam diekspose secara bergantian. Tingkat keawetan dianalisis menggunakan indikator Indeks Kekuatan Sisa (IKS). Hasil analisis menunjukkan bahwa penambahan lateks meningkatkan kekuatan tarik campuran AC-WC berdasarkan hasil uji ITS. Ketahanan terhadap perendaman menerus dan berkala, campuran AC-WC menggu-nakan lateks meningkat, dengan meningkatnya indeks kekuatan sisa dan menurunnya IKS dengan bertambah-nya lama rendaman. Perendaman secara menerus memberi dampak yang lebih besar dalam menurunkan IKS dibanding perendaman berkala. Pada benda uji tanpa lateks, penurunan nilai IKS antara rendaman menerus dan rendaman berkala memiliki pola yang sama, namun pada benda uji dengan lateks pola penurunan nilai IKS berbeda. Kata-kata kunci: campuran beraspal; lateks; rendaman air; Indirect Tensile Strength; Indeks Kekuatan Sisa.
Co-Authors 'Adani, Mimma Mauritsa Abdulnaser M Al-Sabaeei Adi Indra Pratama Agus Riyanto Ahmad Rifan, Ahmad Al-Ghalib, Helmi Dhia Al-Sabaeei, Abdulnaser M Alfia Magfirona Alifah, Farah Dina Amal, Mohammad Fatkhul Andy Rosyulianta Irfan Anggraeni, Ipung Ayu Annas, Ferry Muhammad Anto Budi Listyawan Apriyani, Rani Astuti, Nurmalely Puji Bagus, Wahid Bala, Nura Baskara, Rizki Dwi Bayu Agus Mustofa Bima Hardi Anto Budi Murtiyasa Budi Priyanto Budi Setiawan Budi Setiawan Cendikia, Wildan Faza Choirul Amin Dewi Fatmawati Dharma, Ahmad Akmal Martnanda Surya Faizatul Fitriyah, Faizatul Farosi, Farhan Fauzy, Bagas Septyan Fitrianingrum, Wahyu Ria Gotot Slamet Mulyono Gus Maelan Irfana Handayani, Fajar Sri Hari Prasetyo Harijanto, Soegeng Hasan, Ahmad Nasir Hernaeni, Senja Rum Hidayat, Fazri I Irawan, I Idris, Zilhardi Ika Setiyaningsih ikhsan arif purwoko ikhsan Laksmi, Natasya Rosita Mahendra, Irfan Alid Maulana, Nanang Sofa Miradwiyana, Bara Moch. Solikin, Moch. Mohammad Faizal Kelan Pambudi Mohammad Faizal Kelan Pambudi Mubarak, Fauzi Muh Ujianto Muslich Hartadi Sutanto Mustofa, Bayu Agus Mustofa, Mukhlis Muzakar Isa Ngafwan Ngafwan Nur Khotimah Handayani Nura Bala Nurul Hidayati Nurul Hidayati Nurul Hidayati Nurul Hidayati Prihandoko, Bayu Pudyastuti , Purwanti Sri Purwanti Sri Pudyastuti Purwosri, Visaretri Pramuktia Putra, Dhimas Adha Aji Putra, Firman Javiri Rahman, Nur Muhammad Syaifullah Rahmawati, Febriria Rama Rizana Ravli, Muhammad Vaikar Riandaya, Hanandita Putri Ristianto, Isnaini Prasetyo Romdhoni, Alif Firmansyah Rudyanto, Monica Safari, Athiah Safira, Sonia Sayyida, Alifa Nur Sejati, Agus Wahyu Senja Rum Harnaeni Shabrina, Aufi Sigit Kurniawan Solly Aryza Susilo, Aris Syakir Maghfuri Syarifah, Nur Lailatus Titik Wahyuningsih Ujianto, Muh Untung Subagyo Utomo, Pambudi Nur WAHONO, SIGIT Wibawa, Rizky Wibowo Heru Prasetiyo Wulandari, Wiwin Yundari, Yundari