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STUDI PENGARUH PENAMBAHAN WATERGLASS DAN LIMBAH KARBIT SEBAGAI SUBSTITUSI SEBAGIAN SEMEN TERHADAP KUAT TEKAN DAN KUAT TARIK BELAH PADA BETON Irianto; Rangan, Parea Rusan; Dendo, Ermitha Ambun Rombe; Miri, Gersony; Biang, Fery D.; Matasik, Rael Rabang; Lumembang, Agustina
Jurnal Dynamic Saint Vol 8 No 2 (2023): Journal Dynamic Saint
Publisher : Publikasi dan UKI Press UKI Toraja.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47178/pm7hc028

Abstract

Beton merupakan bahan kontruksi yang mempunyai banyak kelebihan dan mudah dikerjakan. Tujuan dari penelitian ini adalah untuk mengetahui pengaruh penambahan Waterglass dan Limbah Karbit sebagai substitusi sebagian semen pada beton. Dari hasil penelitian diperoleh Kuat tekan beton normal pada umur 28 hari sebesar 25,67 Mpa, sedangkan pada umur beton 28 hari, beton dengan variasi waterglass 4% dan limbah karbit 4% memiliki kuat tekan sebesar 27,18 Mpa atau naik 5,88%, beton dengan variasi bahan waterglass 6% dan limbah karbit 6% memiliki kuat tekan sebesar 28,03 Mpa atau naik 9,19% , beton dengan variasi waterglass 8% dan limbah karbit 8 % memiliki kuat tekan sebesar 30,10 Mpa atau naik 17,26% dari kuat tekan beton normal. Kuat tarik belah beton normal pada umur 28 hari sebesar 2,52 Mpa. Sedangkan pada beton umur 28 hari, beton dengan variasi waterglass 4% dan limbah karbit 4% memiliki nilai kuat tarik belah sebesar 2,62 Mpa atau naik 3,97% , beton dengan variasi waterglass 6% dan limbah karbit 6% memiliki nilai kuat tarik belah sebesar 2,74 Mpa atau naik 8,73%, beton dengan variasi waterglass 8% dan limbah karbit 8% memiliki nilai kuat tarik belah sebesar 2,97 Mpa atau naik 17,86% dari kuat tarik belah beton normal. Dengan menambahkan kedua bahan ini sebagai substitusi sebagian semen pada campuran beton diharapkan dilakukan penelitian selanjutnya dengan benda uji kubus beton dengan variasi penggunaan waterglass dan limbah karbit sebagai substitusi semen yang sama pada beton mutu tinggi.
CULTURE-BASED EDUCATION IN TONGKONAN CONSTRUCTION ACTIVITIES Dendo, Ermitha Ambun Rombe; Ampangallo, Bastian artanto; Arrang, Abdias Tandi; Masiku, Henrianto
Jurnal Literasiologi Vol 12 No 3 (2024): Jurnal Literasiologi
Publisher : Yayasan Literasi Kita Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47783/literasiologi.v12i3.763

Abstract

This study explores the integration of culture-based education into the construction activities of Tongkonan, traditional Torajan ancestral houses in Indonesia. Tongkonan not only serve as architectural marvels but also embody cultural values, social structures, and ancestral heritage. The research examines how incorporating cultural education into the construction process can enhance both the preservation of traditional practices and the educational outcomes for participants. By analyzing case studies of Tongkonan construction projects, the study identifies key pedagogical strategies that leverage cultural narratives, traditional craftsmanship, and community rituals. Findings suggest that such an approach fosters a deeper appreciation for cultural heritage, improves skill acquisition, and strengthens communal bonds. The study concludes with recommendations for educational frameworks that integrate cultural elements into construction training programs, aiming to sustain both the physical and intangible heritage of the Torajan people.
Analisis Kepuasan dan Preferensi Pengguna terhadap Moda Angkutan Umum dan Transportasi Online di Rantepao, Kabupaten Toraja Utara Sombolinggi, Azril Tangke; Bua', Rilva Toding; Dendo, Ermitha Ambun Rombe; Arrang, Abdias Tande
Jurnal Komposit: Jurnal Ilmu-ilmu Teknik Sipil Vol. 10 No. 1 (2026)
Publisher : Universitas Ibn Khaldun

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32832/komposit.v10i1.22405

Abstract

Rantepao, as the capital of North Toraja Regency, experiences high social and economic activities that require an effective transportation system to support daily mobility. This study aims to analyze user satisfaction and preference toward online transportation and public transport in Rantepao. Data were collected through a questionnaire survey involving 200 respondents, consisting of 100 online transportation users and 100 public transport users. The analyzed variables include safety, service availability, fare, and service quality. Data analysis was conducted using multiple linear regression to examine factors influencing user satisfaction and binary logistic regression to analyze mode choice preference. The results indicate that user satisfaction with public transport is significantly influenced by fare, while satisfaction with online transportation is influenced by service availability, fare, and service quality. The binary logistic regression results show that service availability and safety increase the likelihood of choosing online transportation, whereas fare tends to encourage the selection of public transport. These findings highlight the importance of service characteristics in shaping transportation satisfaction and mode preference in Rantepao.