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PENELITIAN BALOK BETON BERTULANG DENGAN DAN TANPA PEMAKAIAN SIKAFIBRE Wira Kusuma
Jurnal Teknik Sipil USU Vol 1, No 1 (2012): Jurnal Teknik Sipil 2012
Publisher : Jurnal Teknik Sipil USU

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (248.556 KB)

Abstract

Salah satu cara untuk menambah kuat tarik pada balok dengan memasang tulangan pada daerah tarik. Fiber sendirimerupakan bahan yang memiliki daya tarik yang cukup tinggi. Penelitian ini dilakukan dengan 2 (dua) buah balokbeton bertulang yang mana 1 buah balok beton bertulang biasa, dan 1 buah balok dengan penambahan fiber.Pengujian balok dilakukan diatas 2 (dua) perletakan sendi dan rol untuk pengujian kuat lentur, regangan, lendutan,retak, sudut akibat lendutan.Dari hasil pengujian didapat penambahan fiber mengurangi lendutan sebesar 25 %, danpengurangan panjang retak total sebesar 53 %. Hal ini menandakan penambahan fiber dapat membantumeningkatkan kinerja balok beton bertulang itu sendiri.
SWOT Analysis of Arabic Language Courses at the Modern Islamic Boarding School of Shohibul Muslimin Millata Hanifa; Royhan Imamul Muttaqin; Wira Kusuma; Alifa Nurfitri
Journal of Quality Assurance in Islamic Education (JQAIE) Vol. 5 No. 1 (2025): January - June
Publisher : Institut Agama Islam Negeri Sorong

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47945/jqaie.v5i1.1986

Abstract

This study aims to analyze the Arabic language learning process through courses applied at the Shohibul Muslimin Modern Islamic Boarding School using a SWOT analysis approach. This Islamic Boarding School emphasizes the learning model of learning by practicing. This strategy aims to produce a generation of students who are theoretically superior and have applicative experience in the use of Arabic. This research uses qualitative methods with observation, interview, and documentation techniques. The results showed that the main strength lies in the supportive environment of the Islamic boarding school and the quality of competent teaching staff. However, there are weaknesses, such as the low interest of students due to the complexity of Arabic vocabulary and difficulty understanding the material, which requires intensive repetition. Threats to the implementation of the course include the internal social sanctions some students feel, such as shaving their hair for not attending the course. Nevertheless, there are significant opportunities in the form of a gradual increase in the student's communicative abilities in Arabic, especially in listening and speaking skills. This finding indicates that the hands-on approach positively impacts learning Arabic in an Islamic boarding school environment.
Introduction to The Earth Field In Bukit Batu Putih, Samarinda City, East Kalimantan Sidik, Hamzah; SN, Rio Syaputra; Vannes, Vannes; Fernandez, Jimmy; Yusnul, Yusnul; Kusuma, Wira
Jurnal Ekonomi Teknologi dan Bisnis (JETBIS) Vol. 3 No. 12 (2024): JETBIS : Journal of Economics, Technology and Business
Publisher : Al-Makki Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.57185/jetbis.v3i12.154

Abstract

This Introduction to Earth Science Field Lecture activity was conducted at Bukit Batu Putih, Samarinda City, which is the Balang Island Formation (Tmpb). This location was chosen because of the dominance of limestone in the area and the significant limestone mining activities. This study aims to understand the local geological characteristics, identify limestone types, and analyze the impact of mining on the surrounding environment. The methodology used in this study includes field observation, geological mapping, and visual analysis and limestone sample assessment. Field observations were conducted to identify the structure and texture of limestone and geological formations around the location. Geological mapping was conducted to map the distribution of limestone and understand the stratigraphic relationship between rock layers. The results of the study indicate that limestone consists of clastic and fossiliferous limestone types, which are formed from calcium carbonate deposits. Mining activities in this area have revealed many limestone layers that have economic potential. However, mining also has environmental impacts, such as changes in land morphology and degradation of water quality. The conclusion of this study emphasizes the importance of understanding regional geology and limestone characteristics for better resource management. Recommendations are provided for improving environmentally friendly mining practices and conservation efforts to maintain the balance of the ecosystem in Bukit Batu Putih.
Introduction to The Earth Field In Bukit Batu Putih, Samarinda City, East Kalimantan Sidik, Hamzah; SN, Rio Syaputra; Vannes, Vannes; Fernandez, Jimmy; Yusnul, Yusnul; Kusuma, Wira
Jurnal Ekonomi Teknologi dan Bisnis (JETBIS) Vol. 3 No. 12 (2024): Jurnal Ekonomi, Teknologi dan Bisnis
Publisher : Al-Makki Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.57185/jetbis.v3i12.154

Abstract

This Introduction to Earth Science Field Lecture activity was conducted at Bukit Batu Putih, Samarinda City, which is the Balang Island Formation (Tmpb). This location was chosen because of the dominance of limestone in the area and the significant limestone mining activities. This study aims to understand the local geological characteristics, identify limestone types, and analyze the impact of mining on the surrounding environment. The methodology used in this study includes field observation, geological mapping, and visual analysis and limestone sample assessment. Field observations were conducted to identify the structure and texture of limestone and geological formations around the location. Geological mapping was conducted to map the distribution of limestone and understand the stratigraphic relationship between rock layers. The results of the study indicate that limestone consists of clastic and fossiliferous limestone types, which are formed from calcium carbonate deposits. Mining activities in this area have revealed many limestone layers that have economic potential. However, mining also has environmental impacts, such as changes in land morphology and degradation of water quality. The conclusion of this study emphasizes the importance of understanding regional geology and limestone characteristics for better resource management. Recommendations are provided for improving environmentally friendly mining practices and conservation efforts to maintain the balance of the ecosystem in Bukit Batu Putih.