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INSPEKSI VISUAL RETAKAN PADA ATAP BETON GEDUNG THARIQ BIN ZIYAD Zaki, Ahmad; Murdiansyah, Lukman
RACIC: Jurnal Teknik Sipil Universitas Abdurrab Vol 3 No 01 (2018): Terbitan Kelima Bulan Juni 2018
Publisher : Universitas Abdurrab

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (756.39 KB)

Abstract

Banyak laporan menyatakan betapa seriusnya masalah yang berkaitan dengan retakan yang terjadi pada struktur beton bertulang di seluruh dunia. Yang pada akhirnya dapat menyebabkan kerusakan dan kehancuran pada struktur beton bertulang. Retakan adalah kerusakan pada struktur beton yang memerlukan perbaikan atau penggantian. Analisa tingkat kerusakan seawal mungkin atas retakan yang terjadi pada struktur beton bisa mengurangi dampak yang lebih besar dan dapat mengefesienkan biaya perbaikan pada struktur beton tersebut. Oleh karena itu, diperlukan suatu metode pengujian tanpa kerusakan (non-destructive testing (NDT) method) pada struktur beton tersebut, yaitu: teknik inspeksi visual (visual inspection technique). Dalam penelitian ini, inspeksi visual dilakukan untuk menilai retakan pada atap beton gedung Thariq bin Ziyad, Universitas Abdurrab.
PEMBUKTIAN MENS REA DALAM TINDAK PIDANA PENCUCIAN UANG BAGI PELAKU PASIF Zaki, Ahmad; Effendi, Erdianto; Ferawati, Ferawati
Jurnal Online Mahasiswa (JOM) Bidang Ilmu Hukum Vol 6, No 2 (2019): Juli - Desember 2019
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Ilmu Hukum

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Abstract

Cultural heritage is a nation's indispensable identity to promote Indonesia's national culture. Cultural heritage includes the culture of tangible cultural heritage and intangible cultural heritage. Indonesia's cultural heritage that has been registered and managed by the Directorate General of Culture to date has amounted to 594 cultural works. The cultural work consists of 137 people's customs, rites and celebrations; 160 works of traditional skills and crafts; 31 cultural works in the field of knowledge and behavioral habits concerning the universe; 69 in the field of tradition and oral expression, as well as 197 cultural works related to performing arts. Silek Lintau is one of the performing arts. Currently Silek Lintau is more popular in foreign country than in Indonesia, so Silek Lintau needs to be protected.This study uses a sociological legal research typology or so-called non-doctrinal legal research, more specifically discussing the effectiveness of the law. In this study the author uses the nature of descriptive research, because the authors describe Implementation of Unesco Convention For The Safeguarding Of The Intangible Cultural Heritage 2003 In Protecting Silek Lintau. The results of the research conducted by the author is, first Silek Lintau can be protected internationally through Convention UNESCO Convention For The Safeguarding Of The Intangible Cultural Heritage 2003. Besides can be protected through the Regime of UNESCO 2003, Silek Lintau can also be protected through Intellectual Property Rights Regime, at UNESCO Convention On The Protection And Promotion Of The Diversity Of Cultural Expression 2005. Central and local governments are obliged to advance the culture of the Indonesian nation. In protecting the culture, there are various obstacles, including the erosion of cultural values due to lack of appreciation from the younger generationKeywords: Protection - International - Silek Lintau - UNESCO Convention
Peramalan Pemasaran Sarung Sutera Mandar Menggunakan Rantai Markov Basri, Hasan; Sanusi, Wahidah; Wahyuni, Maya Sari; Zaki, Ahmad; Sulaiman, Sulaiman
Prosiding Seminar Nasional Venue Artikulasi-Riset, Inovasi, Resonansi-Teori, dan Aplikasi Statistika (VARIANSI) Vol 2 (2020)
Publisher : Program Studi Statistika, FMIPA, Universitas Negeri Makassar

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Abstract

Sarung Sutera Mandar adalah jenis kain tradisional di Indonesia yang dihasilkan oleh masyarakat asli Suku Mandar di Sulawesi Barat. Penelitian ini bertujuan untuk (1) menentukan orde rantai Markov yang digunakan dalam memprediksi penjualan sarung sutera Mandar ; (2) membentuk model rantai Markov masing-masing corak dalam meramalkan pemasaran sarung sutera Mandar ; dan (3) mengetahui hasil prediksi penjualan sarung sutera Mandar masing-masing corak menggunakan rantai Markov. Penelitian ini dimulai dari (1) pengumpulan data jumlah penjualan (lembar/bulan), (2) pengelompokkan data jumlah penjualan (lembar/bulan) masing-masing corak, (3) menentukan state, (4) menentukan orde rantai Markov, (5) menentukan peluang steady state, (6) melakukan perhitungan dengan menggunakan Visual Basic 6.0. Sumber data diambil di Toko Sarung Sutera Mandar di Polewali Mandar. Dalam pengujian orde diperoleh bahwa corak Bandera, Beru-Beru, Maraqdia, Padzadza, Penja dan Puang Limboro menggunakan orde 0, sedangkan corak Manara menggunakan orde 1 dan corak Bunga Rate menggunakan orde 2. Untuk penentuan steady state diperoleh bahwa corak Bunga Rate mengalami steady state pada periode ke-6, corak Bandera pada periode ke-7, corak Puang Limboro dan Corak Maradia pada periode ke8, corak Beru-Beru pada periode ke-11, corak Padzadza pada periode ke-12, corak Penja pada periode ke-14, dan corak Manara pada periode ke-22. Kata Kunci: rantai Markov, steady state.
The Role of Teachers in Improving Student Learning Outcomes in Thematic Learning Through The Use of The Environment As a Learning Resource Zaki, Ahmad; Suparno, Suparno; Nulhakim, Lukman
Jurnal Ilmiah Sekolah Dasar Vol 5, No 1 (2021): February
Publisher : Universitas Pendidikan Ganesha

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23887/jisd.v5i1.30093

Abstract

The low student learning outcomes are caused because, in the learning process, the teacher dominantly delivers the material. There are still many students having difficulty understanding the subject matter. The purpose of this study was to analyze the process of implementing thematic learning using the environment as a learning resource during the Covid 19 pandemic and to analyze the results of implementing thematic learning through the use of the environment as a learning resource during the Covid 19 pandemic. This type of research is qualitative research with a qualitative approach. The research subjects were third-grade elementary school students. The object of research is the role of the teacher in improving learning outcomes. Techniques to collect data through observation studies, interviews, and documentation. Data analysis was carried out in three stages: data reduction, data presentation, and conclusion/verification. This research shows that in this pandemic condition, learning activities are very disturbed, so that students are limited in carrying out learning activities. Using the environment as a learning resource can attract students' attention to be motivated to learn.
PEMBUKTIAN MENS REA DALAM TINDAK PIDANA PENCUCIAN UANG BAGI PELAKU PASIF Zaki, Ahmad; Effendi, Erdianto; Ferawati, Ferawati
Jurnal Online Mahasiswa (JOM) Bidang Ilmu Hukum Vol 6, No 2 (2019): Juli - Desember 2019
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Ilmu Hukum

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Abstract

Cultural heritage is a nation's indispensable identity to promote Indonesia's national culture. Cultural heritage includes the culture of tangible cultural heritage and intangible cultural heritage. Indonesia's cultural heritage that has been registered and managed by the Directorate General of Culture to date has amounted to 594 cultural works. The cultural work consists of 137 people's customs, rites and celebrations; 160 works of traditional skills and crafts; 31 cultural works in the field of knowledge and behavioral habits concerning the universe; 69 in the field of tradition and oral expression, as well as 197 cultural works related to performing arts. Silek Lintau is one of the performing arts. Currently Silek Lintau is more popular in foreign country than in Indonesia, so Silek Lintau needs to be protected.This study uses a sociological legal research typology or so-called non-doctrinal legal research, more specifically discussing the effectiveness of the law. In this study the author uses the nature of descriptive research, because the authors describe Implementation of Unesco Convention For The Safeguarding Of The Intangible Cultural Heritage 2003 In Protecting Silek Lintau. The results of the research conducted by the author is, first Silek Lintau can be protected internationally through Convention UNESCO Convention For The Safeguarding Of The Intangible Cultural Heritage 2003. Besides can be protected through the Regime of UNESCO 2003, Silek Lintau can also be protected through Intellectual Property Rights Regime, at UNESCO Convention On The Protection And Promotion Of The Diversity Of Cultural Expression 2005. Central and local governments are obliged to advance the culture of the Indonesian nation. In protecting the culture, there are various obstacles, including the erosion of cultural values due to lack of appreciation from the younger generationKeywords: Protection - International - Silek Lintau - UNESCO Convention
Numerical Solution of the Mathematical Model of DHF Spread using the Runge-Kutta Fourth Order Method Side, Syafruddin; Zaki, Ahmad; Miswar
ARRUS Journal of Mathematics and Applied Science Vol. 2 No. 2 (2022)
Publisher : Lembaga Penelitian dan Pengembangan Teknologi dan Rekayasa, Yayasan Ahmar Cendekia Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35877/mathscience745

Abstract

This research was conducted to find a numerical solution to the mathematical model of DHF in Makassar using the Runge-Kutta fourth order method. The mathematical model of DHF is in the form of a system of differential equations that includes variables S (Susceptible), E (Exposed), I (Infected), and R (Recovery) simplified into classes of vulnerable (S), exposed (E), infected (I) and cured (R) as initial value. Parameters value that is solved numerically using the Runge-Kutta fourth order method with time intervals h = 0.01 months using data from South Sulawesi Provincial Health Service in 2017. Based on the initial value of each class, namely: obtained (Sh1) =10910.4, (E) = 0, (Ih1) = 177.9 , (Sv1) = 5018685.6, (Iv1) = 135.4, and R = -981612.3. The initial values ​​and parameter values ​​are substituted into numerical solutions to the model simulated using maple as a tool.
PENGARUH SUDUT TULANGAN GESER TERHADAP PERILAKU GESER BALOK BETON BERTULANG DENGAN SOFTWARE ATENA 3D Munandar, Deden Aris; Zaki, Ahmad
Jurnal Teknik Sipil : Rancang Bangun Vol 8, No 1 (2022): April 2022
Publisher : Universitas Muhammadiyah Sorong

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (859.471 KB) | DOI: 10.33506/rb.v8i1.1575

Abstract

Keruntuhan geser terjadi secara tiba-tiba tanpa ada tanda-tanda terlebih dahulu, sehingga perencanaan untuk menahan gaya geser memerlukan perhatian khusus. Tujuan dari penelitian ini adalah untuk mengetahui pengaruh variasi sudut sengkang terhadap perilaku balok dan jenis keruntuhan balok. Metode yang digunakan dalam penelitian ini adalah dengan menggunakan software ATENA 3D. Dari hasil penelitian didapatkan nilai kekakuan tertinggi terdapat pada benda uji BU 21 sebesar 9,2934, sedangkan nilai kekakuan terendah terdapat pada benda uji BU 5 sebesar 7,5405. Untuk nilai daktilitas tertinggi terdapat pada benda uji BU 20 sebesar 1,5007 dan nilai daktilitas terendah terdapat pada benda uji BU 1 sebesar 1,1958. Sudut tulangan sengkang berpengaruh terhadap pola retak, balok dengan sudut tulangan sengkang yang mendekati sudut 45Ëš memiliki tipe keruntuhan geser yang ditandai dengan retakan-retakan pada balok dengan arah diagonal, sedangkan untuk balok dengan sudut tulangan sengkang yang menjauh dari sudut 45Ëš memiliki tipe keruntuhan lentur yang ditandai dengan banyaknya retakan-retakan dengan arah vertikal.