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Development of asphalt mixture with plastic waste additives to improve road pavement performance Ilwandri; Insira Insani Fitri; Nanich Framulya; Titis Wulandari
Inovasi Sosial : Jurnal Pengabdian Kepada Masyarakat Vol. 1 No. 1 (2023): Inovasi Sosial : Jurnal Pengabdian Kepada Masyarakat
Publisher : LPPM Akademi Teknik Adikarya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61991/inovasisosial.v1i1.24

Abstract

The increase in the volume of vehicular traffic leads to faster damage to road pavements. The use of additives in asphalt mixtures is believed to improve the properties of the mixture so as to increase resistance to damage. This research aims to develop an asphalt mixture by utilizing plastic waste as an additive. The plastic waste used is a type of Polyethylene (PE) and Polypropylene (PP). The test was carried out by varying the content of plastic additives in the asphalt mixture by 2%, 4%, 6%, 8% and 10% to the weight of asphalt. The asphalt mixture is tested for marshall characteristics, indirect tensile strength test, durability test, and wheel tracking test. Test results show the addition of plastic additives up to 8% increases stability, strength, durability, and resistance to deformation of asphalt mixtures. The improved performance of the mixture is thought to be due to the interaction between plastic and asphalt which results in a stronger bond. This research proves that the use of plastic waste as an additive material can be a solution to improve road pavement performance.
Strengthening Sciencitic Literacy Through STEM Learning in Elementary Schools: Community Service Efforts in Rural Areas Santosa, Tomi Apra; Mohammad Edy Nurtamam; Sukini, Sukini; Ilwandri, Ilwandri; Wulandari, Andi Sri Rezky; Sanju Aprilisia; Elismayanti Rembe; Insira Insani Fitri
Journal Of Human And Education (JAHE) Vol. 4 No. 3 (2024): Journal of Human And Education
Publisher : Universitas Pahlawan Tuanku Tambusai

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/jh.v4i3.1021

Abstract

Strong science literacy skills are an important foundation for the younger generation. This study aims to examine how STEM (Science, Technology, Engineering, Mathematics) learning can be used to improve science literacy in elementary school students, especially in rural areas. This research uses a community service approach. This community service activity involves the implementation of STEM learning programs designed specifically for elementary school students in rural areas. This program integrates science, technology, engineering, and mathematics-based learning activities. The result of this study is STEM learning in improving the science literacy of elementary school students in rural areas. The findings of this study can contribute to the development of more innovative and effective learning practices to improve students' science literacy, especially in rural areas. This research is also expected to encourage synergy between academics and the community in an effort to improve the quality of science education in rural areas.