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Journal : Acitya Wisesa: Journal of Multidisciplinary Research

HEC-RAS SIMULATION OF FLOOD MANAGEMENT IN SERUYAN RIVER: A Case Study of Mekar Indah Village, East Seruyan Hilir and UPT Tanggul Harapan Pematang Limau Village, Seruyan Hilir Zulianto, Iwan; Yusuf, Noor Syarifuddin; Nomeritae, Nomeritae; Redin, Herry; Amelia, Vera; Misrita, Misrita
Acitya Wisesa: Journal of Multidisciplinary Research Vol. 1 Issue 3 (2022)
Publisher : jfpublisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (230.756 KB) | DOI: 10.56943/jmr.v1i3.133

Abstract

In 2020 and 2021, there was a big flood in (Technical Implementation Unit) UPT Tanggul Harapan, Pematang Limau Village, Seruyan Hilir District and Mekar Indah Village, Seruyan Hilir Timur District and it forced some people to flee their homes. The overflowing of Seruyan River is caused by high intensity of rain and river flooding from the headwaters of Seruyan. This condition occurred because of Mekar Indah Village and UPT. Tanggul Harapan is in a downstream location. The main objective of this research is to find out the effective way of controlling floods in the Seruyan River. The calculation result of flood peak volume is obtained by using the synthesis of hydrograph units using the SCS and Snyder methods. The results of this research indicated that the design of periodic re-rain for 50 years prior to the handling of floods in the area of UPT Tanggul Harapan occurred flooding of 94.96% of the entire area of UPT Tanggul Harapan. Meanwhile, in Mekar Indah Village occurred 40.72%, after simulating flood handling in making an embankment along 20111 m, elevation 5 m above sea level, top width of the embankment 5 m and 4 units of floodgates. It indicated a significant change in the flood area in UPT Tanggul Harapan to only 1.23%, while in Mekar Indah Village it is 0.80%. The simulation result indicated that flood management by making embankment is able to reduce the flood area by 93.19% in UPT Tanggul Harapan and 39.92% in Mekar Indah Village.
Co-Authors Afdalia, Tiara Agus Kurniawan Ahmad Faisal Aisyah, Risfa Nur Akhmad Fauzan Alpian Sari, Muhammad Altalarik, Agel amnah amnah Ananda, Kartika Angrum, Alna Triskaya Anisa Anisa Arif Rahman Hakim Atalarik, Agel Aziza, Widia Sahpa Nur Bahing, Bahing Beny Endriyanto Bina, Risa Masdania Kartika Carolinaliwati, Carolinaliwati Christina Wulandari, Christina Effendi, Melisa Indrianie Elvina Elvina Erlangga Erlangga Febriza, Delia Fitriana Fitriana Givency, Christi Gurusinga, Eliana Mahesa H.K, Salamah Handayana, Eva Hasby, Nazar Hery Widijanto Ikrimah, Ikrimah Imam Qalyubi Indra Perdana Indrayanti, Lies Irine, Angelika Dhea Islamiah, Neneng Jaya, Hery Palangka Kaharap, Mongga Lailatul Kodriyah Liebnis, Vannia Ludang, Yetri Ludang, Yetrie Ludwiqa, Chrizzya Lusiana, Andria Mardina, Tiara Mayang Meilantina Muhammad Zaini Munasikin, Munasikin Nadira, Parya Nisrina, Devie Dian Nomeritae, Nomeritae Noor, Maulida Norefendi, Norefendi Noriman, Noriman Novi Anoegrajekti Nurhasanah Nurhasanah Nursiah Nursiah, Nursiah Nuwa, Nuwa Nyanden, Kim David Jordan Pajrian Noor Pamanalu, Analdi Parianson, Taguh Paulina, Novely Esterika Perkasa, Ikhlas Abdi Pitaloka, Sonia Pratama, Yogi Atma Putri, Julie Abiya Putri, Librina Tria Qalyubi, Imam Rachmiati, Desy Rahman, Erwan Ramadani, Fitra Ratnasari, Sri Endang Redin, Herry Ridhani, Akhmad Rizkhi Ristati, Ristati Rizky, Lalu Muhamad Faisal Ryannor, M. Fachrul Saputri, Tiara Dwi Sari, Dina Novita Sariasi, Puspita Setialestari, Renny Siagian, Netty Sigalingging, Kevin Noven Sinaga, Denni Sinuraya, Jusak Kencana Sitompul, Theresia Friska Damayanti Situmorang, Devi Permata Sari Soraya, Rika Sri Lestari Sriwahyuni, Riza Stefhany, Awelma Stella Nathania Stevin Carolus Angga Suaibatul Aslamiyah Suciati, Tri Aprilia Tama, Anggi Ade Tiya Thesaloga, Rino Utami, Lusi Tri Vera Amelia Wahyuningsih Usadiati Wawan Gunawan Wianie, Ramyola Arisha Yanarita, Yanarita Yoskapela, Yoskapela Yulinda, Anna Yusintha Tanduh Yusuf, Noor Syarifuddin Zulianto, Iwan Zulkarnain Zulkarnain