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IRRIGATION NETWORK PERFORMANCE INDEX ANALYSIS CASE STUDY OF BANDAR SAPAN KAYU MANANG IRRIGATION AREA, SOLOK REGENCY Yayan Oktiawan
Indonesia Journal of Engineering and Education Technology (IJEET) Vol. 1 No. 4 (2023): Indonesia Journal of Engineering and Education Technology (IJEET)
Publisher : AKADEMI TEKNIK ADI KARYA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61991/ijeet.v1i4.7

Abstract

Utilization of irrigation networks for rice fields in West Sumatra in 2021, is able to produce 1.317 million tons of rice with a harvested area of 272,392 hectares which is spread throughout the urban districts in West Sumatra. One of them, in Solok Regency. Rice production in Solok Regency has experienced a deficit from 2018 to 2021. Therefore, it is necessary to assess the physical performance index of the irrigation network in Solok Regency, whether the decline in rice production is caused by the poor performance of the irrigation network. Determination of the physical performance index value of irrigation networks refers to the Regulation of the Minister of Public Works and Public Housing no. 12/PRT/M/2015 Regarding exploitation and maintenance of irrigation networks by modifying the assessment of the performance index, the performance index category is divided into 5 categories: very good, good, moderate, bad and very bad. The assessment is carried out by reviewing and evaluating the physical irrigation network in each Irrigation Area in Solok Regency.The results of the evaluation and assessment of the physical performance of the irrigation network in the irrigation area in Solok Regency, Bandar Panjang Selayo Irrigation Area, the physical performance index of the irrigation network is 67.63% in the good category, the Bandar Pamujan irrigation area the performance index value is 62.56% in the good category, the Irrigation Area Batang Lembang performance index 59.57% in the medium category, Bandar Lawas Sirukam irrigation area 68.90% in good category, Muaro Danau irrigation area 59.02% in the medium category, Bandar Paneh Gadang Irrigation Area performance index 59, 25% in the medium category, the Bandar Sapan Kayu Manang Irrigation Area with a performance index of 47.64% in the medium category, the Bandar Bitungan Irrigation Area with a performance index of 67.47% in the good category and the Bandar Gadang Irrigation Area with a performance index of 64.51% in the good category. The priority in handling improvements to the physical irrigation network in Solok Regency is the Bandar Sapan Kayu Manang Irrigation Area, Muaro Danau Irrigation Area, Paneh Gadang Irrigation Area and Batang Lembang Irrigation Area. Evaluated irrigation.
Literature Review of Integrated Water Resources Management (IWRM) in Transboundary River Basins Yayan Oktiawan; Alex Irawan Trianto; Ollga Febiola; Arya Ningsih; Destra Amni; Santi Mareta; Losita Dewi
Indonesia Journal of Engineering and Education Technology (IJEET) Vol. 2 No. 2 (2024): Indonesia Journal of Engineering and Education Technology (IJEET)
Publisher : AKADEMI TEKNIK ADI KARYA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61991/ijeet.v2i2.74

Abstract

This study aims to determine the management of integrated water resources (IWRM) in cross-border river areas. This type of research is a literature review research. The data sources in the study analyzed several relevant literatures. The keywords for searching for data sources are water resources, off-limits rivers; and river flow. Data analysis techniques in the study are through qualitative analysis using atlas.id application. The results of this study conclude and best practices in the application of IWRM in various geographical and institutional contexts. The results of the review show that IWRM is a crucial approach in overcoming the problem of transboundary water management, but still faces various obstacles such as lack of coordination between countries, conflicts of interest, and climate change. This research highlights the importance of international cooperation, community participation,
Utilization of Waste Bricks as a Cement Substitution Material in Concrete Mixture Fantoni; Yayan Oktiawan; Gunawan; Abi Suar
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.v1i1.22

Abstract

Concrete is the main material in building construction. The use of Portland cement as a binder in concrete mixes causes high concrete production costs. Apart from that, cement production also produces high CO2 emissions. Therefore, this research aims to utilize brick waste discarded from the brick industry as a partial substitute for cement in the concrete mixture. The brick powder is sieved to 80 mesh size and then used to replace cement with variations of 0%, 5%, 10%, 15% and 20% based on the weight of the cement. The compressive strength of the concrete was tested at 7, 14 and 28 days. Test results show that the use of brick waste up to 10% can increase the compressive strength of concrete. At 15% and 20% substitution, there was a decrease in the compressive strength of the concrete due to incomplete pozzolanic reaction. So it is concluded that brick waste can be used as a substitute for cement up to 10% in the concrete mixture without reducing its compressive strength. This research can provide solutions for environmentally friendly waste utilization and reduce the use of cement in concrete mixtures.