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Utilization bottom ash from incinerator become paving block: (Study case : PT. X) Ismail , Yunita; Maulida, Afina
Journal of Innovation Materials, Energy, and Sustainable Engineering Vol. 1 No. 2: (January) 2024
Publisher : Institute for Advanced Science Social, and Sustainable Future

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61511/jimese.v1i2.2024.283

Abstract

Bottom ash incinerator produced by PT. X from various waste from production tenant activities has physical characteristics like cement, so it possible to use it as a substitute for cement in paving block mixtures. This utilization aims to determine the effect of using bottom ash on paving blocks according to the compressive strength and water absorption parameter. The composition of cement, and bottom ash in making paving block was varied in this experiment, for amount of sand and water used were same. Drying process for the paving block took 28 days. The bottom ash replace cement by 0 percent, 5 percent, 10 percent and 15 percent respectively, and two replications done for measurement. The quality of paving block was test based on the SNI 03-0619-1996 to determine the level of quality of paving block. The results of this study indicate that the treatment used were significance different based on compressive strength but were not significance different based on water absorption parameter. The substitution of bottom ash in paving blocks based on compressive strength, for treatment C (with 10 percent bottom ash) complied with quality B and treatment D (with 15 percent bottom ash) complied with quality D of paving block standard. Based on water absorption parameter all treatment complied with quality B and D (treatment A, B, and D complied with quality D and treatment C complied with B quality). By considering booth parameter, treatment C (with 10 percent bottom ash) complied with B quality and treatment D (with 15 percent bottom ash) complied with D quality. Other finding from these research showed at least 10 percent bottom ash from incinerator replaced cement used in making paving block.
HAZARDOUS WASTE SHOULD BE MANAGED PROPERLY FOR DEVELOPMENT OF BETTER WASTE MANAGEMENT STRATEGIES Maulida, Afina; Oktaviani, Aliyah; Pakpahan, Helen Steavy; Wikaningrum, Temmy
JURNAL PENELITIAN DAN KARYA ILMIAH LEMBAGA PENELITIAN UNIVERSITAS TRISAKTI Volume 7, Nomor 2, Juli 2022
Publisher : Lembaga Penelitian dan Pengabdian kepada Masyarakat Universitas Trisakti

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Hazardous waste products and trash disposal methods are vital to society. Over the last few decades, the production of hazardous waste has increased in tandem with population growth, industrialization, increasing urbanization. The constantly increasing industry sector has resulted in the creation of a massive volume of hazardous waste. As a result, enough care must be taken throughout the collection, processing, transporting, and disposal of hazardous materials in order to reduce environmental dangers, as it cannot be disposed of in the environment since it is. That study looks at hazardous wastes, their many types, and how they are managed. Improved strategies for identifying the most convenient and ecologically friendly hazardous waste medication and disposal techniques are required. This document discusses the numerous hazardous wastes created by industry, as well as the nature of those wastes and several methods that can be used for managing the hazardous waste.