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PENGARUH PENGGUNAAN LIMBAH BETON SEBAGAI SUBSTITUSI AGREGAT KASAR TERHADAP KUAT TEKAN BETON Sopia, Yoselina Fhilo; Pinda Oktadiance; M. Sazili Harnawansyah; A. Fuad. Z
PILAR Vol 20 No 1 (2025): Pilar: Maret 2025
Publisher : Politeknik Negeri Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.53893/pilar.v20i1.5372

Abstract

The development of the current era of globalization requires a new technology that canreduce and utilize concrete waste. Utilizing concrete waste is one of the very effective efforts for the manufacture of new concrete. This study was conducted to determine the effect of the use of concrete waste as a substitution of coarse aggregates on the compressive strength of concrete. By using the plan quality fc'22.5 mpa and using a slump of 60-180 mm. The variations used in thestudy were 25%, 35%, and 45% of the total test objects were 36 pieces and used cylindrical molds. From the results of the study showed that at the age of 28 days, the results of testing fc' average concrete mixture of concrete waste every 10% increased. Fc' at 25% variation of 22.54 mpa, 35% at 23.11 mpa and 45% at 24.05 mpa, but not exceeding the normal concrete average fc' of 24.52 mpa but already meeting the quality of the fc' 22.5 mpa plan.