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Journal : Kurva S : Jurnal Keilmuan dan Aplikasi Teknik Sipil

Verticality and Horizontality Monitoring of Mahakam Bridge Piers Post-Barge Collision Using Geodetic and Structural Instrumentation Efendi, Aco Wahyudi; Safitri, Novia; Yusuf, Muh; Luzan, Irwan Faisal; Zubran, Azan
Kurva S : Jurnal Keilmuan dan Aplikasi Teknik Sipil Vol 13, No 1 (2025)
Publisher : Department of Architecture, Faculty of Engineering

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31293/teknikd.v13i1.8625

Abstract

This study evaluates the vertical and horizontal stability of Piers 2 and 3 of the Mahakam Bridge in Samarinda, East Kalimantan, a vital infrastructure subjected to heavy daily traffic loads. Monitoring was conducted using high-precision geodetic instruments, including Total Station, Geodetic GPS, Digital Level, and Tiltmeter, to accurately detect structural displacements. Data were collected over a 96-hour period and analyzed spatially using AutoCAD and ArcGIS. Results show that Pier 2 experienced lateral deflection ranging from 0.024% to 0.048%, while Pier 3 exhibited a maximum vertical deviation of 0.010% and horizontal shift up to 0.055%—within acceptable safety limits. The displacement patterns were linear and showed no abrupt angular changes. These findings confirm that the structure remains stable and safe for continued use, though periodic monitoring is recommended, especially during peak loads or after extreme weather events. This research provides a robust foundation for long-term bridge maintenance and technical decision-making.Penelitian ini mengevaluasi kestabilan vertikal dan horizontal Pilar 2 dan Pilar 3 Jembatan Mahakam di Samarinda, Kalimantan Timur, yang merupakan infrastruktur vital dengan beban lalu lintas tinggi. Pemantauan dilakukan menggunakan perangkat geodetik presisi tinggi, termasuk Total Station, GPS Geodetik, Digital Level, dan Tiltmeter, untuk mendeteksi pergeseran struktural secara akurat. Data dikumpulkan selama periode 96 jam dan dianalisis menggunakan AutoCAD dan ArcGIS untuk mendapatkan representasi spasial pergerakan. Hasil menunjukkan bahwa Pilar 2 mengalami defleksi lateral antara 0,024%–0,048%, sedangkan Pilar 3 menunjukkan deviasi maksimum sebesar 0,010% secara vertikal dan hingga 0,055% secara horizontal—masih dalam batas toleransi aman. Pola pergeseran menunjukkan kecenderungan linier dan tidak ada perubahan sudut ekstrem. Temuan ini menegaskan bahwa struktur masih stabil dan aman digunakan, namun tetap diperlukan pemantauan berkala, terutama setelah beban puncak atau kondisi cuaca ekstrem. Penelitian ini memberikan dasar kuat bagi pengambilan keputusan teknis dalam pemeliharaan jembatan jangka panjang.
Co-Authors Abdi Abdi, Abdi Abdul Kadir Acabin, Acabin Aco Wahyudi Efendi Ade Putra Ahmad Romdhoni Fauzan Karil Alam, Mikala Faza Alisyahbana, Takdir Amir Muhiddin, Amir Amir, Muhammad Ananda Dhea Retno Astrini Andi Rosdianti Razak, Andi Rosdianti Anwar Parawangi, Anwar Ardinugraha, Yudhystira Arif Rahman Asiza, Nur Basmar, Muh. Fahmi Burhan Burhan, Burhan Dewi ANGGRAENI Elis Indrayanti Fachruddin, Sutiyana Fahirah, Yasmin Nurul Fitriani, Andi Hamzah, Hamsiah Hanjaya, Rayen Harmini, Widyawati Harnita, Ayu Haslinda Haslinda, Haslinda Hasni Hasni Hasni Kasim, Hasni Imran, A Irawan, Heri Irwan Irwan Jaelan Usman, Jaelan kambolong, makmur kambolong, makmur kambolong, makmur kambolong, makmur kambolong, makmur Karsadi, Karsadi Kunarso Kunarso Lilik Maslukah Luzan, Irwan Faisal Maali, Amanah Mappamiring Mappamiring Marselino, Frendy Mas'ud Muhammadiah Masrul Melamba, Nur Intan Melinda, Hastina Misnawati Misnawati Muhammad Helmi Muhammad Zainuri Munifatul Izzati Mustakim Mustakim Mustamin Mustamin Musyarrifa, Izzatul Natalya, Natalya NUR SELO WASI, NUR SELO Nurfadillah Nurfadillah Nurul Chairany Patmawati Patmawati, Patmawati Pratama, Dhika Rino Purwanto, Teguh RACHMAT RACHMAT Rahman Rahman Ramadani, Fitrah Ramli, Hajra Reni, Wa Ode Rinding, Rinding Riswan Riswan S Haruna, Putri Sahni Safitri, Novia Salamah, Nailis Saleh, Muh Saputro, Rizky Wahyu Sarpan, Dirnawati Setyaningrum, Happy Ayu Sri Agustina, Sri Sri Redjeki Sri Yulina Wulandari Sumarwan Sumarwan, Sumarwan Syahbuddin Syahbuddin Syahri Nehru Husain, Syahri Nehru Taslin, Sabri Taslin, Taslin utha, arifin Wa Ode Hijrah, Wa Ode Yusdar Yusdar, Yusdar Zubran, Azan Zuhria, Wa Ode