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Journal : civil engineering journal

Vulnerability Index Assessment for Mapping Ground Movements Using the Microtremor Method as Geological Hazard Mitigation Adi Susilo; Siti Zulaikah; A. Fauzi Pohan; M. Fathur Rouf Hasan; Farizky Hisyam; Siti Rohmah; M. Aryono Adhi
Civil Engineering Journal Vol 10, No 5 (2024): May
Publisher : Salehan Institute of Higher Education

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.28991/CEJ-2024-010-05-017

Abstract

Various geological disasters, such as landslides and ground movements, occur annually in Srimulyo Village, Malang District, with varying levels of damage. Ground movements can affect structures built above, causing sinking, cracking, and collapse. Research into landslides and ground movements triggered by vibrations is generally conducted using the microtremor method, which has proven effective. This study uses the microtremor method to map the soil condition that is potentially prone to movement or landslides based on the observed soil vulnerability index. Data was collected using a TDL 303s Digital Portable Seismograph instrument; the measurement points were established in the form of a grid distributed across the research area, with a recording duration of approximately 45 minutes at each point. The analysis technique utilizes the Horizontal Vertical Spectrum Ratio (HVSR) based on the Fast Fourier Transform (FFT) principle. The study’s results found that the research location’s seismic vulnerability index varies between 6.5 and 16.5. Areas with high seismic vulnerability index values, specifically those with Kg>11.5, are scattered on the west, south, and southeast sides of the research location. Based on field observations, these areas are dominated by relatively thick sediment layers, leading to lower dominant frequency values and higher amplification values; consequently, the seismic vulnerability index in the southern region is also high. Doi: 10.28991/CEJ-2024-010-05-017 Full Text: PDF
Co-Authors - Ma’rufah - Nurfadlunnisah A. Fauzi Pohan Abdulloh Fuad Abu Zainuddin Abu Zainuddin Ada, Welem Adi Susilo Agung Mulyo Setiawan Akhmad Fauzul Albab Alfarizi, Muhammad Rafi Andi Muh Akbar Saputra Anggraini, Yasinta Anindita Wirajaya, Maheswara Anis Nurullaili Arif Noor, Faizal Arini, Jihan Aryono Adhi, Aryono Aty Widyawaruyanti Ayu Delia Laulatuz Zulfah Azzahro, Rossyda Boking Delaokta, Yonanda Budiman, Bentang Arief Budiono, Tri Cahyati, Nun Nuni Ihda chandra, Pasmah Cintyaning Saraswati, Shabrina D S Haryati Dandy, Mohammad Azra Dewi Ningsih Dewi Nur Azizah Dina Putri Rahayu Dini Fitriani Dini Fitriani Dwi Setyaningrum, Mareta Edi Suriaman Eleonora Agustine Endang Nur Widiyaningsih Era Budi Prayekti Erna Duwi Rahayu Evi Rianti Farizky Hisyam Fashi Hatul Lisaniyah Fatchur Rohman Fatikah, Noor Filasofa, Lilif Muallifatul Khorida Filda Maulidya Efendi Firda Ulya Nur Rosyidah Firriy Melati Sukma Fourta Rizky Ashofa Gafur, Nurfitri Abdul Ghyfanny An Afrillah Hafidhotul Khoiriah Hamdi Rifai Hapsoro, Cahyo Aji Haqiqi, Ilham Hari Wisodo, Hari Hasan Albana, Maududy HASAN, ELFIRAWATI Husna Husna Husni Cahyadi Kurniawan Husni Cahyadi Kurniawan I Nengah Simpen I Nengah Simpen I NYOMAN SUTARPA SUTAMA I Wayan Redana Idham Sri Yusyarif Indriati Martha Patuti Jihannindya, Luqy Kartika Hajar Kirana Kholifaturrohmah Kurniasari, Tiara Kurniawan, Arief Hendra Laila Khamsatul Muharrami, Laila Khamsatul Lilis Nur Hinmatul Hijra Mada Lahiya, Ilham Putu Masrurah, Zakia Maulidi Rahmat Mimi Rohazal Yaumi Mohamad Arif Mohammad Iqbal Ferdiansyah Muamanah, Victaria Roiffatul Muhammad Fathur Rouf Hasan Muhammad Zulkifli, Muhammad Muhardjito Muhardjito Muji Rahayu Mukti, Nandang Najmi Iftita Zuhrin, Mazaya Nandang Mufti Naufal Zaky, Muhammad Ninik Munfarikha, Ninik Norman Ferdinal Nugroho Adi Pramono, Nugroho Adi Nuning Prahasti Nurainin Yuli Daryanti Nuril Munfaridah, Nuril Parno Pratiwi Ineke Anwar Putri Salshabila, Zulina Qurniasih, Nila Retno Wulansari, Dwi Revano Danendra, Aldo Rini Pujiastuti Riska Amelia Rizka Amirul Hikma Rizka Amirul Hikma Rizka Amirul Hikma, Rizka Amirul Roihatul Mutiah Romadhon , Yusuf Rosalinda Avia Erytma Rusman Sahrina, Alfi Selvi Marcellia Sentot Kusairi Siti Rohmah SRI LESTARI Sri Nurul Wahidah S. Sukardiman Sulistyowati, Novie Endah Supriyono Koes Handayanto Supu, Idawati Susanti Rahayu Sutopo Sutopo Sutopo Sutopo Sya’diah, Halimatus Taufik, Ashabul Tessa Destia Putri Lisa Tisen, Tisen Tri Yuni Handasari Triawan, Farid Tuti Mutia Ulfa Lailatul Fadhila Vania, Jessica Daisy Verani Puspita Sari Vibri Fitri Agustin Vika Fauziyah Wendri Wiratsiwi Widi Astutik, Mila Widia Putri Anggraini Widya Utami Winarti, Ika Wiwin Puspita Hadi Yaumi, Mimi Rohazal Yogi Agung Hermawan Yoyok Adisetio Laksono Yoyok Adisetyo Laksono Yoyok Adisetyo Laksono Yoyok Adisetyo Laksono Yoyok Adisetyo Laksono, Yoyok Adisetyo Yuli Kusumawati Yunin Hidayati Yusuf Adam Hilman, Yusuf Adam Yusuf, Mohammad Syaifullah