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Journal : Jurnal Penelitian Pendidikan IPA (JPPIPA)

Site Effects Mikrozonasi dan Regangan Geser Saat Gempa yang memicu Longsor Menggunakan Pengukuran HVSR di Kecamatan Ulu Mana Kabupaten Bengkulu Selatan Indonesia Darmawan Ikhlas Fadli; Isfardian Agustin Awaliyah; Arif Ismul Hadi; M Farid; Arya J Akbar; Refrizon Refrizon
Jurnal Penelitian Pendidikan IPA Vol 9 No 2 (2023): February
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v9i2.2961

Abstract

The Ulu Manna area is classified as an area with high landslide potential because of its location and geological structure, which is hilly. The risk of landslides in the Ulu Manna area due to earthquakes in weak areas can be studied using ground shear strain (GSS). This study aimed to provide information on the potential of landslides in the Ulu Manna area, South Bengkulu Regency Indonesia. The data was collected using the Horizontal-to-Vertical Spectral Ratio (HVSR) method. The study area is 195.8 km2 and consists of 32 data collection points. The data processing was performed using WinMASW 5.2 HVSR and ArcGIS Desktop 10.8.2 software to obtain dominant frequency values, amplification values, subsurface soil vulnerability index values, maximum soil acceleration values, and soil shear strain values. The soil shear strain values obtained are on the order of 10-4 to 10-3, meaning that the dynamic characteristics of the soil in the study area are elastic-plastic. This plastic-elastic nature characterizes the area as an area with high landslide potential
Co-Authors Abimayu, Dadin Mars Agung Satria, Lori Agustina, Tari Al Ansory, Andre Rahmat Al Rafly, Tegar Al-Ansory, Andre Rahmat Amalia, Isra Anggria, Della Cici Ansory, Andre Rahmat Al Apriana, Agnes Apriana, Yelda Apriyanti, Nurul Arif Ismul Hadi Arif Ismul Hadi Arsi, Sefti Dini Arya J Akbar Arya Putra Anggi Awaliyah, Isfardian Agustin Azzahra, Gusti Ayu Zahwa Bernard, Admo Daniel, Adrian Darmawan Ikhlas Fadli Fachri Faisal Fadli, Darmawan Ikhlas Falenia, Felly Farid*, Muchammad Farid, Muchammad Fauzi, M. Wilzam Febriansyah, Gian Ori Fikri, Muhammad Haikal Gayatriani, Intan Gumanty, Usman Halauddin Halauddin Halauddin Hanifah Maulani, Siti Hanipa, Rerisa Al Hardiansyah Hardiansyah Hardiansyah, Debi Harlianto, Budi Helinnes, Putri Henny Johan Herno Yudiansyah Hutasoit, Tegar Ashary Idris, Beni Syakban Ikhlas Fadli, Darmawan Irkhos Irkhos Isfardian Agustin Awaliyah Jaya, Shara Ashari Prana Jaya Kamal, Thomas Mustafa Kamila, Nur Husniatin Kausari, Alfata Khairul Amri Kusuma, Budi Praba Larang, Miranda Puspa Lindung Zalbuin Mase, Lindung Zalbuin M Farid Maesaroh, Rina Maesaroh Maghribi, Faritz Bagda Manurung, Yeni Sartika Misliniyati, Rena Muammar, Zaky Muhammad Dani Muhammad Farid Naldo, Asrol Nanang Sugianto Natasya, Indah Dwi Nazli, Khairun Novtrisa, Indri Nurhayati, Ratna Dewi Putri, Aisyah Cindy Phylia Putri, Elona Gita Gatra Putri, Melly Zuhadjar Putriani, Eli Rabbani, M Rifqi Rafly, Tegar Al Rahmat Al-Ansory, Andre Rahmat, Andre Rahmawati, Nurul 'Ilmi Rahmawati, Nurul Ilmi Raihana, Hana Rida Samdara Sahputra, Rio Sapanur, Destika Meisy Saputri, Winda Saragih, Ronni Samuel Sholeha, Della Zakia Suaidi Ahadi Suhendra Suhendra Sumajaya, Erlan Sumanjaya, Erlan - Supriani, Fepy Suwarsono Suwarsono Syah, M. Taufiqqurahman Syaputra, Edo Win Sya’adah, Isni Taufiqurrahman Syah, Muhammad Tri Utami, Olga Triutami, Olga Verentina, Sendiya Yuni Setyowati Zakariya, Hilmi