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Journal : Sinergi

Evaluation of the Performance of Corroded Concrete with Bottom Ash and Bacteria using Resistivity and Impact Echo Techniques Zaki, Ahmad; Azizah, Salma; P. Rosyidi, Sri Atmaja; Mahbubi, Khairil; Ibrahim, Zainah
SINERGI Vol 29, No 2 (2025)
Publisher : Universitas Mercu Buana

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22441/sinergi.2025.2.003

Abstract

Concrete is a significant contributor to global emissions, necessitating the development of environmentally friendly alternatives. This study explores the use of reinforced concrete (RC) incorporating industrial by-products, specifically bottom ash (BA), as a partial sand replacement to address this issue. Additionally, the study examines the potential of Bacillus subtilis bacteria to enhance the self-repair capabilities of corroded RC with BA. Concrete mixtures with 10%, 20%, and 30% BA were prepared and subjected to accelerated corrosion for 48, 96, and 168 hours. The corroded RC specimens were then tested for compressive strength, flexural strength, corrosion rate, non-destructive testing (NDT) methods, and SEM analysis. NDT methods included impact echo (IE) and resistivity techniques. Results showed that increasing BA content led to a decrease in corrosion resistance, with current measurements of 2.07, 1.64, and 1.47 amperes for 10%, 20%, and 30% BA, respectively. After 168 hours of corrosion, the IE frequency of the Bacillus subtilis-treated specimens was 2561.04 Hz, the lowest among all samples, while the 30% BA specimen exhibited the highest frequency at 7924.81 Hz. Resistivity measurements after 168 hours showed lower resistivity in Bacillus subtilis-treated specimens (18.25 kΩ·cm) compared to the 20% BA specimen (29.27 kΩ·cm). These findings suggest that the addition of BA and Bacillus subtilis bacteria can reduce the corrosion risk in concrete, making it a viable alternative to traditional RC.
Co-Authors Abdul Rahman Achmad Syaichu, Achmad Afifah, Khairiza Agustin Sukarsono, Agustin Ahmad Talib Ahmad, Khawaritzmi Abdallah Akbar, Muh. Akmalia, Rizki Al-Qadri, Muammar Andini, Andini Andini, Zahra Anugerah, Andi Surya Armasari, Fanny Aulina Matondang, Nadia Awi Dassa, Awi Ayu Rahayu Azizah, Salma Azizah, Zulianty Putri Baharuddin Siregar, Baharuddin Bahrul Ulum BAKHRANI RAUF Baso Intang Sappaile, Baso Intang Boangmanalu, Lilis Karlina Caroko, Novi Chatarina Umbul Wahyuni Damanik, Kemala sari Darmawang, Darmawang Deng, Abraham Ayuen Ngong Dewi Agustina Diwanta , Faradilla Djam'an, Nurwati Dwi, Yoki Eka Kartika, Andi Ekasatya Aldila Afriansyah Elly Arliani Erdianto Effendi Fachruddin Fachruddin Fajar Arwadi Fajar Saputra, Farly Fajarianto, Muhammad Fariz Fauzana, Rahmi Ferawati Ferawati Fitri Fitri Fudhail, Ahmad Hasan Basri HASNAWI HARIS, HASNAWI Hassan, Muhammad Nasiru Hidayani, Syarifah Hisyam Ihsan Ibrahim, Zainah Ilham Minggi Ina Sunaryantiningsih, Ina Indah Rahma Dila, Nur Indah Yuliana Irna Tri Yuniahastuti Irwan Irwan Irwan Irwansyah Irwansyah Isnaini, Faizzah Pipit J.C. Heldiansyah Jannah, Jannah Jazaul Ikhsan Ja’faruddin, Ja'faruddin Jusman, Yessi Khadijah Khadijah Khadijah Rambe, Yuskaini Khairul Nizam Lovita Pandiangan, Enda Lubis, Kristina Lukman Murdiansyah, Lukman Maharani, Erinsa Mahbubi, Khairil Marwa, Nabilah Aprilia Matondang, Desi Ramadhani Matondang, Tria Syafira Megarani, Sheila Mesiono, Mesiono Mintasih Indriayu, Mintasih Miswar Monalisa, Agnes Muhammad Afif Muhammad Ammar Naufal Muhammad Isbar Pratama Muhammad Kaulan Karima Muhammad Saleh Munandar, Deden Aris Muti’ah Siregar, Salwa Mutmainnah MR, Luthfiah Nanda, Meutia Nanik Wahyuni ‎ Nasir, Norma Nasrullah Nasrullah Nasution, Pitriani Ni Nyoman Kencanawati Ningtias, Afri Novita Sari Novitasari, Dima Indah Nulhakim, Lukman Nur Atifah NUR FAJRINA Nurhaliza, Ratih Nursetiawan, . Nyulle, Rusdianto Octaviona, Era P. Rosyidi, Sri Atmaja Perkasa, Ripho Delzy Pratomo, Adhi Purba, Hairum Nafsiah Purnama Alamsyah Puspita, Jeni Putri Irviana, Adelia Putri Lestari, Putri Putri, Gita Leviana Qomari, Lina Sabrina R. Rusli Rahmada, Lily Rahman, Muhammad Fatur Rahmasari, Norliana Rahmat Syam Rahmatillah, Lia Fitria Ramadhan, Nugraha Pratama Ramadhanu, Suhada Ramadiah, Putri Suci Ramdhani, Nurfitriah RR. Ella Evrita Hestiandari Sabila, Widya Safitri N.N, Novi Sahid Sahid Sahkholid Nasution Saptriana, Lia Sarjon Defit Sartika Sartika Sativa H Sihotang, Oryza Satriani, Iman Satriawan, Bunsa Jondan Sembe, Imanuel Agung Setiawan*, Bambang Setiawan, Endra Aji Shafruddin, Lutfiah Sibuea, Alya Az Zahra Side, Syafrudin Sidjara, Sahlan Siregar, Jelita Suryani Siti Jahroh Sitorus, Maria Ulpah Slamet Riyadi Sudarmanto, Eko Sulaiman Sulaiman Sumijan Sumijan Suparno Suparno Suriani, Ari Surono, Untoro Budi Suryawan Murtiadi, Suryawan Sutamrin Sutamrin, Sutamrin Syafruddin Side Syahfitri, Winda Syarif Hidayat Syuaiba, Nur Tantri, Dinda Agus Taufiq Hidayanto, Taufiq Thaha, Irwan Thamrin, Rendy Triwahyuni, Desi Ula, Al Fiatul Usman Mulbar Vinanda, Firda Wahidah Sanusi Wahyuni, Maya Sari Wasiyem, Wasiyem Widiyaningrum, Eka Janivia Yadi, Seplika Yusri, Diyan Yusuf, Effendi Yusuf, Sitti Rabiah Zahra, Nurul