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Journal : Journal of the Civil Engineering Forum

Developing a Small-Scale Experimental Method for Evaluating the Effectiveness of Soil Improvement Using Prefabricated Vertical Drains Misriani, Merley; Hakam, Abdul; Joleha, Joleha; Elianora, Elianora; Pebrilista Putri, Eka; Hasian, Dodi Kifrah
Journal of the Civil Engineering Forum Vol. 11 No. 2 (May 2025)
Publisher : Department of Civil and Environmental Engineering, Faculty of Engineering, Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22146/jcef.13547

Abstract

Soft soils pose significant challenges in infrastructure development due to their low bearing capacity and high compressibility, which cause settlement and deformation over time through consolidation. Despite advancements in soil improvement techniques, faster and more efficient methods for accelerating soil consolidation remain crucial for achieving structural stability in a reasonable timeframe. Prefabricated Vertical Drains (PVD) have been widely adopted to accelerate soil consolidation, with their effectiveness typically evaluated through field-scale studies. However, field experiments can be time-consuming, costly, and influenced by site-specific variables, making controlled assessments challenging. We developed a small-scale laboratory experiment to evaluate the effect of PVD on soil consolidation. Soil samples were collected from the Padang-Pekanbaru Toll Road construction site in West Sumatra, Indonesia. Under controlled laboratory settings, two models were constructed—one with PVD and one without—using PVC pipes (20.32 cm diameter, 3.0 m height) filled with saturated soil to simulate field-scale soil columns. We found that PVD significantly enhanced soil consolidation. The rate of settlement on conditions without PVD was 1.2 times slower than that with PVD, particularly under lower loads. In contrast, PVD-enhanced models exhibit 5.3 times faster and greater settlement than conditions without PVD, along with 7.15 times higher water discharge. Metrics such as the coefficient of consolidation (Cv) and t90 values reinforced that PVD accelerated the consolidation process, particularly when subjected to higher loads. This study ultimately supports the development of more reliable laboratory methods for evaluating PVD applications, thereby enhancing design decisions across various consolidation scenarios and providing valuable insights for future infrastructure projects.
Co-Authors 'Audah , Safridatul A. Adyabadam Abdul Hakam Abdul Wahab Adaira, Salsabila D. Adha, Ulfa K. Afifi, Azza Ayu Agustian, Fadhlan Hatta Agustin Agustin Ahmad Rifqi Aksana, Anandaku Alfian Malik Alifian Malik Aljita, Deni Amrullah, Jemerio Rifqi Andy Hendri, MT, Andy Anggi Aprillia Cintami Anggraini, Fadhila Anjeri, Wan Muhammad Aras Mulyadi Arwinince Pramadewi Ashita Nadira Syamsudin Aslamiah Aslamiah Asmura, Jacky Ayu Septiani, Ayu Ayu Sulistyaningsih Azmi, Muhammad Ilham Bambang Sujatmoko Bantala, Adam Yulyan Barus, Albianus Bochari Bochari - Dahnilsyah Dahnilsyah Dahnilsyah, Dahnilsyah Dame Simamora Dewita Suryati Ningsih Diva, Nisrina Nazhifah Elianora - Elvi Yenie, Elvi Fathurrahman Azizi Feranita Feranita Gandung Rahmadi Gaurifa, Debi F Putra Ghulami Afra Rulya Guisandro, Johannes Hafizt Muhamad Islami Haji Gussafri Harahap, Alma Rifaldy Harum Cantika Septiani Hasian, Dodi Kifrah Ichsanuddin, Muhammad Ilham, M. Rauzan Imam Suprayogi Isjoni, Muhammad Yogi Ryantama Iskandar, Dina Nur Jacky Asmura Jesi Alexander Alim Khairatun Nisa Kholiyanti, Nur Kurniawaty Fitri Kurniawaty Fitri Lestari, Febby Nabila Lubis, Nadhira Fahrani M. Yogi Riyantama Isjoni Mahmud Alpusari Medina Sophie Anggini Meliana Siagian MERLEY MISRIANI Muhammad Ichsnuddin Muhammad Ikhsan Nadia Hurul Aini Nasution, Rahmi N. A. Neni Hermita Ningsih, Septiara Noval Rivaldo Novia Yuliana Anita Nurdin Nurdin Nurlaili Suriyani Nurrafiah, Efrida Yuslia Nurul Amalia Nurul Amalia Pebrilista Putri, Eka Precian Agung Assyafi’I Prima Andreas Siregar Putri Dwi Wulandari Putri Nilda Sari Lubis Putri, Aisak Hana Putri, Dwika Hanifah R. Dea Julita Rahmi Nur Anisah Nasution Ramadhani, Audia Putri Ramadhani, Khairunnisa Randhi Saily Ridha Amalia Rizky Anandaku Aksana Rosnelly Roesdi Rukaniya, Nurzilawati S. Ke Safridatul Audah Salsabila Ditha Adaira Santika, Yuyun Saputra, Rudi Satria Gandha Pratama Sembiring, Dido Fatika Siagian, Rizky M. Sihombing, Syeba Sekarini Sri Djuniati Suprasman Suprasman Suprasman Suprasman Susi Hendriani Sutopo - Suwondo Suwondo Syahputra, Anugrah Kharisma Syarah, Amalia T.H. Le Totok Hadi Cahyono Pratama Tsani Latifa Tussa’diah, Halimah Ulfa Khairiyah Adha V. Maino Valera, Rezqy Vidiannisa Vernando Sahputra Limbong W. Zhao Wan Muhammad Anjeri Fachrowi Waruwu, Riama Wawan Wulandari, Putri D. Yenie, Elvy Yohanna Lilis H Yurisa, Yurisa YUSNITA YUSNITA Zetra Hainul Putra